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HomeMy WebLinkAboutReport 4CITY OF RENTON DEPARTMENT OF COMMUNITY & ECONOMIC DEVELOPMENT MEMORANDUM Date: November 5, 2009 To: City Clerk's Office From: Stacy M. Tucker Subject: Land Use File Closeout Please complete the following information to facilitate project closeout and indexing by the City Clerk's Office Project Name: SHAMROCK HEIGHTS I LUA (file) Number: LUA-09-125 Cross-References: AKA's: KC File # L02P0014 Project Manager: Acceptance Date: 10/29/2002 Applicant: Cam West Development Owner: Cam West Development Contact: Triad Associates PIO Number: 1023059415 ERC Decision Date: ERC Appeal Date: Administrative Approval: May 12, 2004 Appeal Period Ends: 5/26/04 Public Hearing Date: Date Appealed to HEX: By Whom: HEX Decision: Date: 5/12/04 Date Appealed to Council: By Whom: Council Decision: Date: Mylar Recording Number: 20051122000044 Project Description: Subdivision of 29.8 acres into 118 residential single-family lots in the R-4 zone. Recorded at King County. Location: NE 4'" Ct and SE 120'" Street. West side of 148'" Ave SE Comments: ~ ' • • ® DEPARTMENT OF DEVELOPMENT AND ENVIRONMENTAL SERVICES LAND USE SERVICES DIVISION KING COUNTY, WASHINGTON PRELIMINARY REPORT TO THE HEARING EXAMINER May 6, 2004 -PUBLIC HEARING AT 9:30 AM DDES Hearing Room 900 Oakesdale Avenue Southwest Renton, WA 98055-1219 Phone: (206) 296-6640 PROPOSED PLAT OF SHAMROCK FILE NO: L02P0014 PROPOSED ORDINANCE NO: 2004-0160 A. SUMMARY OF PROPOSED ACTION: This is a request for a subdivision of29.8 acres into 118 lots for detached single-family dwellings and tracts for recreation, drainage and sensitive areas. A portion of the drainage facilities associated with this project are proposed to the south, within the City of Renton. The northerly portion of the site is also a low impact development (LID) demonstration project per Ordinance 14662. The lot sizes average approximately 5,000 square feet. See Attachment I for a copy of the proposed plat map. B. GENERAL INFORMATION: Developer: Engineer: STR: Location: Zoning: Acreage: Number of Lots: Cam-West 9720 NE 1201h Place, Suite I 00 Kirkland, WA 98034 425-825-1955 Triad Associates 11814115 111 Ave NE Kirkland, WA 98034 425-821-8448 I 0-23-05 The site is located between NE 4 111 Court and SE 120111 St., on the west side of I 48 111 A venue SE R-4 29.8 acres 118 lots Density: Approximately 4 units per acre Lot Size: Lots average approximately 5,000 square feet in size Proposed Use: Single-family detached dwellings Sewage Disposal: City of Renton Water Supply: King County Water District #90 Fire District: City of Renton School District: Issaquah School District Complete Application Date: October 29, 2002, revised October 8, 2003 Received -<o - Staffrpt/masters/PLATFMT.Oct 1997 King County Hearing Examin~AIN FILE COPY • • C. HISTORY/BACKGROUND: D. The Subdivision Technical Committee (STC) of King County has conducted an on-site examination of the subject property. The STC has discussed the proposed development with the applicant to clarify technical details of the application, and to determine the compatibility of this project with applicable King County plans, codes, and other official documents regulating this development. As a result of preliminary discussions, the applicant presented the Technical Committee with a revised plat on February 13, 2004 which modified a portion of the lots to ".Z" type lots. THRESHOLD DETERMINATION OF ENVIRONMENTAL SIGNIFICANCE: Pursuant' to the State Environmental Policy Act (SEPA), RCW 43.21 C, the respo11sible oJTicial of the LUSD issued a mitigated threshold determination of non-significance (MONS) for the proposed development on March 26, 2004. This determination was based on the review of the environmental checklist and other pertinent documents, resulting in the conclusion that the proposal would not cause probable significant adverse impacts on the environment provided the following measures are complied with: a. To mitigate the significant adverse impact the plat of Shamrock will have on the intersections of SR 900/148'h Ave SE and SR 900/164'h Ave SE, the applicant shall install, either individually or in conjunction with other development projects in this area, the following improvements at the SR 900/148'" Ave intersection: • A traffic signal, and • Eastbound and westbound left turn lanes The design for the SR 900/148'" Ave intersection improvements shall be approved by the Washington State Department of Transportation (and by King County to the exte1:t such improvements are located in County right-of-way). In addition, at a minimum, the existing entering sight distance looking east for the north and south legs of the intersection (602 feet and 386 feet, respectively) shall not be reduced as part of the intersection improvements. Documentation shall be submitted to show this requirement is met. All construction work associated with the intersection improvements shall be completed between April I" and September 30'h. This seasonal restriction shall be clearly shown on the final engineering plans. In lieu of the installation of the above-noted intersection improvements prior to final plat approval, the applicant may post a financial guarantee with WSDOT which assures the installation of these improvements within two years of the recording of Shamrock. In this event, intersection improvement design must be approved by WSDOT prior to King County approval of the engineering plans for Shamrock. If the above-noted intersection improvements have already been made by others prior to the recording of Shamrock, or a financial guarantee has been posted by others which assures the installation of these improvements, then the applicant for Shamrock shall pay a pro-rata share dollar amount to the developer who has made the improvements or "bonded" for the improvements, in an amount proportional to the impacts of Shamrock. The pro-rata share dollar amount to be paid shall be set by WSDOT, and documentation shall be provided by the Shamrock applicant to the King County Land Use Services Division to show this payment has been made, prior to final plat recording. The pro-rata dollar amount to be paid shall be based on the following: • The final Shamrock lot count • The trip distribution for Shamrock • The total trips contributed to the intersection of SR 900. 148'" Ave by the plats of Aster Park (LOOP0024), Stone Ridge 9L99P3008), East Renton (L02P0005), Shamrock (L02P0014), Rosemonte (aka Ironwood -L03POOl8) and any future land use applications submitted to King County for which compliance with the King County Intersection Standards (KCC 14.80) is required at either the SR 900/148'h Ave intersection, or the SR 900/ 164'" Ave High Accident Location. In the event that either King County or WSDOT adopts a formal "latecomer's" system prior to final plat recording, that system may be followed in lieu of the approach described above, at the discretion of the applicant, as long as at a minimum there is a financial guarantee which assures the above-noted intersection improvements will be installed within two years of the date of recording of the plat of Shamrock. [Comprehensive Plan Policy T-303 and King County Code 21A.28.060A] Staffrpt/masters/PLATfMT.Nov99.doc clc 11/10/99 • 2 • • • b. Documentation shall be provided to demonstrate to the satisfaction of WSDOT that stopping sight distance (360 feet) is available on the east leg of the SR 900/148 '" Ave intersection. The intersection shall be modified by the applicant, if necessary, so that this stopping sight distance requirement is met on the east leg. In addition, the applicant shall clear vegetation within the right-of-way along SR 900, east of 148'" Ave., to maximize the entering sight distance for the north and south legs of the intersection. [Comprehensive Plan Policy T-303 and King County Comprehensive Policy T-303 and King County Code 21A.28.060A] An environmental impact statement (EIS) was not required prior to proceeding with the review process. Agencies, affected Native American tribes and the public were offered the opportunity to comment on or appeal the determination for 21 days. Tqe MDNS was not appealed by any party, including the applicant, therefore, the above-referenced conditions will become part of the applicant's proposal. E. AGENCIES CONT ACTED: I. King County Department of Natural Resources & Parks: No response. 2. King County Fire Protection Engineer: Fire protection engineering preliminary approval has been granted. 3. Issaquah School District: The comments from this district have been incorporated into this report. 4. King County Water District #90: The comments from this district have been incorporated into this report. 5. Washington State Department of Ecology: No response. 6. Washington State Department of Fish and Wildlife: No response. 7. Washington State Department of Natural Resources: No response. 8. Washington State Department of Transportation: The comments from WSDOT have been incorporated into this report. 9. The City of Renton: See Attachment 2. F. NATURAL ENVIRONMENT: I. Topography: The topography in the area to be developed is relatively flat, gradually sloping from the northeast towards the southwest. The slopes range from approximately five to ten percent. 2. Soils: Two surface soils are found on this site per King County Soil Survey, 1973. AgB -Alderwood gravely, sandy loam; 0-6% slopes. Runoff is slow and the erosion hazard is slight. This soil type has a moderate limitation for low building foundations due to a seasonally high water table, and severe limitations for septic tank filter fields due to very slow permeability in the substratum. AgC -Alderwood gravely, sandy loam; 6-15% slopes. Runoff is slow to medium and the hazard of erosion is moderate. This soil has a moderate limitation for foundations, due to a seasonally high water table and slope. It has a severe limitation for septic tank filter fields due to very slow permeability in the substratum. 3. Wetland/streams: Based tipon evaluation of the site the Wetland Ecologist for DOES has determined that the wetlands are Class 2 wetlands. These features will require SO-foot buffers and be placed in separate tract(s). Note, buffer averaging may be pem1iued. The northern portion of the site lies within the Honey Creek subbasin of the May Creek Basin. The southerly portion of the site is within the Maplewood subbasin of the Lower Cedar River.· Staffrpt/masters/PLATFMT.Nov99.doc clc 11/10/99 -3 - • • 4. Vegetation: This western portion of the site is moderately wooded with a second and third-growth mixture of coniferous and broad-leafed trees native to the Pacific Northwest. Second-story vegetation and groundcover consists of Northwest native species including salal, sword fem, berry vines, and grasses. The eastern portion of the site has been previously cleared as part of the former nursery. 5. Wildlife: Small birds and animals undoubtedly inhabit this site; however, their population and species are limited due to nearby development. Larger species may visit this site on occasion. 6. Mapped Sensitive Areas: The Sensitive Areas Map Folio does not identify the subject property within mapped sensitive areas. G. NEIGHBORHOOD CHARACTERISTICS: The property lies in southeast King County, north and east of the City of Renton. The site itself is currently three existing homes and several outbuildings, which will be removed with the development of this site, with the exception of the house on proposed Jot 118 which will remain. The site formerly housed a nursery operation. Surrounding properties to the east consist of 1-5 acres parcels and is zoned rural. To the north, south and west are developed ·urban Jots, ranging ·from 5,000 square feet to approximately 15,000 square feet. H. SUBDIVISION DESIGN FEATURES: I. Lot Pattern and Density: The proposed Jot and street layout will be in confomiance with King County Code 21A. (Zoning). In addition, the applicant will comply with the built green requirements associated with the low impact development ordinance. Note, in general this may primarily affect the future building permits. 2. Internal Circulation: The majority of the site will be served from internal roads which will gain access from 148 1h Ave SE via SE 121" and SE 1241h St. Future access has also been provided to proposed Jot 118 in the northeast comer, and the out parcel between SE 121 st St. and SE 1241h St. Additional right-of-way, no improvements, has been provided along the southerly property line (north of proposed Jot 35), to allow for neighborhood circulation. The southern portion of the site will access via 144 111 Pl. SE, NE 4111 Ct. & Lyons Ave NE within the City of Renton. 3. Roadway Section: The frontage and internal roads will be improved to urban standards in accordance with the 1993 King County Road Standards and the road variance decision (File No. L04V0004 -Attachment 3). 4. Drainage: The Shamrock subdivision is included. as one of the three demonstration projects listed in King County Ordinance 14662, signed June 2, 2003, to promote low impact The proposed Shamrock subdivision is located between approximately SE 120 1 h and 125 1h Streets on the west side of 148 1h Avenue SE. Drainage adjustment/shared facility plan L04 V0003 is approved to incorporate the low impact design proposed for this project. See Attachment 4. The existing runoff from the northern edge of the site, tributary to both the northernmost part of Wetland B and the north-central wetland (Wetland C), flows north to the Honey Creek subbasin of the May Creek basin and is subject to Level One flow control. The remaining majority of the site is located in the Maplewood subbasin of the Lower Cedar River basin and is subject to Level Two flow control. The entire site is subject to the Basic water quality requirements of the 1998 KCSWDM. Approximately two acres adjacent to the north property line are tributary to Wetland C and the northern portion of Wetland B which both drain north to Honey Creek. The remainder of the site sheetflows in a west to southwest direction toward the southern portion of Wetland B and other hydraulically-connected wetland areas to the west of the site. This wetland complex eventually drains to its natural discharge location at the Staffrpt/masters/PLATFMT.Nov99.doc clc 11/10/99 . -4 - ,------- I. • • southern property line and crosses under SE 128th St. through a 42-inch culvert and continues south. From the SE 124th Street entrance road north, the Shamrock subdivision proposes 76, low-impact lots to be tributary to a reduced-volume North Pond shown at the southern end of Wetland B. · Although most of the rooftop and backyard lot areas surrounding Wetland C will be utilized for hydraulically maintaining Wetland C, the proposal is to collect most runoff from the remaining Honey Creek subbasin area to be developed and divert it to the North Pond located in the Maplewood subbasin. The North Pond will be a combined detention and water qu<!lity facility and will be co-located with a created wetland. The allowed release would then be directed to the southern end of Wetland B. Site areas south of the SE 124 th Street entrance road will be directed to the South Pond. Sheetflow to the west will be intercepted by standard conveyance and diverted to the South Pond. Some nuisance sheetflow will be reduced along the western site boundaries in the south half of the site. Flows from the South Pond are to be released into the storm drainage system of SE 128th Street. The proposal is to allow the cumulative benefits of the low-impact designs to translate into reduced North Pond stormwater facility size based on modest reduction of key hydrologic parameters used in the KCRTS mode!'. This precedence is already established in the 1998 KCSWDM through Core Requirement No. 3 which allows peak flow exemptions for flow control BMPs and in Section 5.2.2 for BMPs that can reduce facility size. Specifically, the applicant is asking that a) the roofs be modeled as 50% till grass and 50% impervious, b) the amended soil landscape areas be modeled as 'pasture' instead of 'grass', and c) the coefficient associated with the 'area of till soil covered with grass' in equation 6-13 used for wetpool sizing be reduced from 0.25 to 0.20. The applicant cites studies where extended use of amended soils has significantly reduced post-development runoff volumes. South of the SE 124t" Street entrance, two parcels compose the southern 42 lots of the King County Shamrock development proposal. Adjacent immediately to the south, is another 12 lot development within the City of Renton also referred to as Shamrock. Both the southern portion of the King County Shamrock development and the contiguous City of Renton Shamrock development are to be served by conventional conveyance and detention in a shared facility along SE 128th Street referred to as the South Pond. This parcel is owned by the applicant and the proposed shared facility will be dedicated to the City of Renton. An existing pond along the eastern edge of where the South Pond will be constructed appears to be an abandoned pond which now passes existing flows from the City of Renton Shamrock site to SE 128 th Street. This pond will be expanded within the limits of the City of Renton Shamrock parcel to accommodate the southern portion of the King County and Renton Shamrock subdivisions. The City of Renton has adopted the 1998 KCSWDM for its storm water drainage standards, simplifying the design of the South Pond. The applicant has submitted to the City of Renton a subdivision permit to develop the parcel and expand the current drainage facility. It is acknowledged that the City of Renton has review and approval jurisdiction over the South Pond drainage modifications. The shared facility plan approved by King County is to acknowledge the accommodation of a King County subdivision's runoff by a Renton stormwater facility and the design assumptions used for the facility's expansion. The developer of the King County Shamrock subdivision will expand the facility to its final configuration. Both the North and South Ponds would utilize the Level Two flow control and Basic water quality requirements of the 1998 KCSWDM since they both drain south to the Maplewood subbasin. TRANSPORTATION PLANS: I. Transportation Plans: The King County Transportation Plan indicates that 148th Avenue Southeast (adjoining east boundary) is designated as a collector arterial. Staffrpt/masters/PLATFMT.Nov99.doc clc 11/10/99 -5 - ---"'I • • 2. Subdivision Access: The site will gain access from 1481h Ave SE via SE 121" and SE 1241h St. and from the south via NE 4th St/SE 128 1h St. 3. Traffic Generation: It is expected that approximately 1180 vehicle trips per day will be generated with full development of the proposed subdivision. This calculation includes · service vehicles (i.e., mail delivery, garbage pick-up, school bus) which may currently serve this neighborhood, as well as work trips, shopping, etc. 4. Adequacy of Arterial Roads: This proposal has been reviewed under the criteria in King County Code 14.70, Transportation Concurrency Management; 14.80, Intersection Standards; and King County Code 14.75; Miiigation Payment System. a. King County Code 14. 70 -Transportation Concurrency Management: The Transportation Certificate of Concurrency dated August 16, 2001, indicates that transportation improvements or strategies will be in place at the time of development, or that a financial commitment is in place to complete the improvements or strategies within six (6) years, according to RCW 36.70A.070(6). b. King County Code 14.80 -Intersection Standards: The applicant submitted a traffic study, which evaluated the distribution, level-of-service and off-site issues associated with this project. The site is located southwest of the intersection of SR-900 and 1481h Ave SE. Per the traffic analysis, this intersection will operate at Level-of-Service "F" following the development of the proposed plat, unless improvements to the intersection are made. In addition, WSDOT has concluded that, based on turn lane warrants from the Washington State Highway Design Manual, eastbound and westbound left turn lanes should be constructed on SR 900 at the 148 1h Ave intersection. The installation of these left turn lanes will correct the safety hazard that exists at this intersection. The proposed plat will send at least one vehicular trip to the hazardous westbound left turn movement at this intersection. The proposed plat will have a significant adverse impact on this intersection per KCC 14.80.030. In order to address the significant adverse traffic impacts from the proposed plat of Shamrock, WSD.OT has requested that the applicant (along with other development projects that will send at least one vehicular trip to the SR 9001148th Ave intersection) improve this intersection with a traffic signal and eastbound and westbound left turn lanes. The traffic mitigation is contained within the SEPA MDNS .. c. King County Code 14.75 -Mitigation Payment System: King County Code 14.75, Mitigation Payment System (MPS), requires the payment of a traffic impact mitigation fee (MPS fee) and an administration fee for each single family residential lot or unit created. MPS fees are determined by the zone in which the site is located. This site is in Zone 442 per the MPS/Quartersection list. MPS fees may be paid at the time of final plat recording, or deferred until building permits are issued. The amount of the fee will be determined by the applicable fee ordinance at the time the fee is collected. J. PUBLIC SERVICES: I. Schools: This proposal has been reviewed under RCW 58.17.110 and King County Code 21 A.28 (School Adequacy). a. School Facilities: The subject subdivision will be served by Apollo Elementary, Maywood Middle School, and Liberty Senior High Schools, all located within the Issaquah School District. b. School Capacity: The Issaquah School Board has adopted capacity figures which indicate their ability to accommodate additional students. The figures reveal the district has adequate capacity to accommodate the anticipated students generated by this proposal. Staffrpt/masters/PLATFMT.Nov99.doc clc 11/10/99 -6 - • • c. School Impact Fees: Currently, the Issaquah School District collects an impact fee per lot be imposed to fund school system improvements to serve new development within this district. This is a recommended condition of approval for the Shamrock proposal. d. School Access: The District has indicated that the future students from this subdivision will be bussed to the elementary, middle and senior high schools. Currently the bus stop is locat~d at 148 1h Ave SE and SE 124111 St. Walkway conditions will consist of sidewalks along the plat frontage and internal roads. The District has also requested a waiting area along 148 1h Ave SE. The STC recommends that the details of this waiting area be worked out between the applicant and the District, prior to or concurrent with engineering plan submittal. 2. Parks and Recreation Space: KCC 2 IA.14 requires subdivisions in the UR and R zone classifications to either provide on-site recreation space or pay a fee to the Parks Division for establishment and maintenance of neighborhood parks. At this time, the applicant is proposing to provide recreation space (Tract B). The Subdivision Technical Committee concurs with the applicant's proposal, provided proposed drainage facilities do not preclude the development of the recreation tract and/or result in equipment in standing water or limit the available area with maintenance roads, etc .. In addition, the area shown as tract C adjacent to SE 124 1 1, St is not to be utilized or counted as recreation space, as this area is to be included within the right-of-way. KCC 21A.14.190 requires subdivisions to provide tot/children play areas within the recreation space on-site. The applicant is required to submit a detailed recreation and landscape plan for review and approval by ODES prior to or concurrent with engineering plan submittal. 3. Fire Protection: The Certificate of Water Availability from the King County Water District 90 indicates that water is presently available to the site in sufficient quantity to satisfy King County Fire Flow Standards. Prior to final recording of the plat, the water service facilities must be reviewed and approved per King County Fire Flow Standards. K. UTILITIES: L. M. I. Sewage Disposal: The applicant proposes to serve the subject subdivision by means of a public sewer system managed by the City of Renton. A Certificate of Sewer Availability, dated March 21, 2002 and May 14, 2002, indicates this sewer district's ability to serve the proposed development in the future, with the development of Shamrock proposal.. 2. Water Supply: The applicant proposes to serve the subject subdivision with a public water supply and distribution system managed by King County Water District #90. A Certificate of Water Availability, dated March 21, 2002, indicates this district's ability to serve the proposed development COMPREHENSIVE AND COMMUNITY PLAN: 1. Comprehensive Plan: This proposal is governed by the 1994 King County Comprehensive Plan which designates this area as Urban. 2. Community Plans: The subject subdivision is located in the Newcastle Creek Community Planning Area. STATUTES/CODES: If approved with the recommended conditions in this report, the proposed development will comply with the requirements of the County and State Platting Codes and Statutes, and the lots in the proposed subdivision will comply with the minimum dimensional requirements of the zone district. Staffrpt/rnasters/PLATFMT.Nov99.doc clc 11/10/99 -7 - N. 0. • • CONCLUSIONS: The subject subdivision will comply with the goals and objectives of the King County Comprehensive Plan and will comply with the requirements of the Subdivision and Zoning Codes and other official land use controls of King County, based on the conditions for final plat approval. RECOMMENDATIONS: It is recommended that the subject subdivision, revised and. received February 13, 2004, be granted preliminary approval subject to the following conditions of final approval: I. Compliance with all platting provisions of Title 19A of the King County Code. 2. All persons having an ownership interest in the subject property shall sign on the face of the final plat a dedication which includes the language set forth in King County Council Motion No. 5952. 3. The plat shall comply with the base density and minimum density requirements of the R-4 zone classification. All lots shall meet the minimum dimensional requirements of the R-4 zone classification or shall be as shown on the face of the approved preliminary plat, whichever is larger, except that minor revisions to the plat which do not result in substantial changes may be approved at the discretion of the Department of Development and Environmental Services. 4. All construction and upgrading of public and private roads shall be done in accordance with the King County Road Standards established and adopted by Ordinance No. 11187, as amended (1993 KCRS). 5. The applicant must obtain the approval of the King County Fire Protection Engineer for the adequacy of the fire hydrant, water main, and fire flow standards of Chapter 17.08 of the King County Code. 6. Final plat approval shall require full compliance with the drainage provisions set forth in King County Code 9.04. Compliance may result in reducing the number and/or location of lots as shown on the preliminary approved plat. Preliminary review has identified the following conditions of approval, which represent portions of the drainage requirements. All other applicable requirements in KCC 9.04 and the Surface Water Design Manual (SWDM) must also be satisfied during engineering and final review. a. Drainage plans and analysis shall comply with the 1998 King County Surface Water Design Manual and applicable updates adopted by King County. DDES approval of the drainage and roadway plans is required prior to any construction. b. Current standard plan notes and ESC notes, as established by DDES Engineering Review, shall be shown on the engineering plans. c. The following note shall be shown on the final recorded plat: All bui !ding downspouts, footing drains, and drains from all impervious surfaces such as patios and driveways shall be connected to the pemianent storm drain outlet as shown on the approved construction drawings# on file with DDES and/or the King County Department of Transportation. This plan shall be submitted with the application of any building permit. All connections of the drains must be constructed and approved prior to the final building inspection approval. For those lots that are designated for individual lot infiltration systems, the systems shall be constructed at the time of the building permit and shall comply with plans on file." 7. A surface water adjustment (L04V0003) is approved for this subdivision. All conditions of approval for this adjustment shall be met upon submittal of the engineering plans. Note that this adjustment allows the use of low-impact designs for the stormwater Staffrpt/masters/PLATFMT.Nov99.doc clc 11/10/99 -8 - • • facilities on the north portion of the site. The stormwater facilities shall be constructed in general confom1ance with the preliminary grading and storm drainage plan received February 13, 2004; unless otherwise approved by DDES. The final amended soil design shall be reviewed and approved with the engineering plans. 8. The stormwater facilities shall meet at a minimum the Level 2 flow control and basic water quality requirements in the 1998 King County Surface Water Design Manual (KCSWDM). The north stormwater detention pond shall be placed in a separate tract dedicated to King County for maintenance. The south stormwater detention facility is within the City of Renton. Engineering plans for the construction of this facility shall be approved by Renton. 9. The 100-year floodplain for any onsite wetlands or streams shall be shown on the engineering plans and the final recorded plat per the 1998 King County Surface Water Design Manua.l (KCSWDM). 10. The following road improvements are required to be constructed according to the 1993 King County Road Standards(KCRS): a. SE 124'h Street from 146'h Ave SE tol48th Ave SE shall be improved to the urban subcollector street standard. b. 144th Place SE; 146'h Ave SE, 146 1h Ct. SE(from SE 124'h St. to SE 121" St); SE 121" St.(from 146'h Ct. to 148'" Ave SE); 144th Ave SE/SE !24th St.(from thel45'h Ave SE extn. to 146 1h Ave SE); shall be improved to the urban subaccess street standard. c. SE 125'h St/147'h Ave SE; 146'h Ct. SE ( from SE 121" St. to end); 145'" Ave SE (from SE 124'h St. to 144'h Ave SE); 144th Ave SE (from 145'h Ave SE extn. to end); shall be improved to the urban minor access street standard. d. FRONTAGE: 148th Ave SE (west side) from the south property line to north line of Lot 117 shall be improved to the urban collector arterial standard with sidewalk. 148'h Ave SE (west side) from the north line of Lot 117 to the north property boundary shall be improved to the urban collector arterial width with a thickened edge design. e. Tract N shall be improved to the private access tract standard per Section 2.09 of the KCRS. This tract shall be owned and maintained by the owners of the lots served. Notes to this effect shall be shown on the final recorded plat. f. Tracts D, J, and M shall be improved as joint use driveways per Section 3.01 of the KCRS. These driveways shall be owned and maintained by the owners of the Lots served. Notes to this effect shall be shown on the final recorded plat. g. That portion of Lot 35, lying within the 30-feet existing easement for ingress and egress, shall be dedicated as R/W. A R/W radius shall also be provided at Lot 35 (SE quadrant 144th PL SE) and at Lot 42 (NW quadrant 146 'h Ave SE). h. Tracts P and Q shall be dedicated as public R/W. Sixteen feet of right-of-way shall be provided alo?g the northerly portion of lot 35. i. Right-of-way radius shall be provided as follows -SE corner of lot 42; SW corner of lot 34; NW corner of lot 35; SE corner of lot 26. j. Modifications to the above road conditions may be considered according to the variance procedures in Section 1.08 of the KCRS. k. Tracts A and C shall be included within the right-of-way. Staffrpt/masters/PLATFMT.Nov99.doc clc 11/10/99 -9 - r I • • I. Road Variance L04V0004 is approved for this project. All conditions of approval for this variance shall be incorporated into the engineering plans. m. Details for waiting area for school children along l 48'h Ave SE shall be determined by the applicant and the Issaquah School District, prior to or concurrent with the engineering plan submittal. Details of this waiting area shall be shown on the engineering plans and accompanied by correspondence from the School District. 11. All utilities within proposed rights-of-way must be included within a franchise approved by the King County Council prior to final plat recording. 12. The applicant or subsequent owner shall comply with King County Code 14.75, Mitigation Payment System (MPS), by paying the required MPS fee and administration fee as determined by the applicable fee ordinance. The applicant has the option to either: (!) pay the MPS fee at final plat recording, or (2) pay the MPS fee at the time of building permit issuance. If the first option is chosen, the fee paid shall be the fee in effect at the time of plat application and a note shall be placed on the face of the plat that reads, "All fees required by King County Code 14.75, Mitigation Payment System (MPS), have been paid." If the second option is chosen, the fee paid shall be the amount in effect as of the date of building permit application. 13. Lots within this subdivision are subject to King County Code 21A.43, which imposes impact fees to fund school system improvements needed to serve new development. As a condition of final approval, fifty percent (50%) of the impact fees due for the plat shall be assessed and collected immediately prior to recording, using the fee schedules in effect when the plat receives final approval. The balance of the assessed fee shall be allocated evenly to the dwelling units in the plat and shall be collected prior to building permit issuance. 14. The proposed subdivision shall comply with the Sensitive Areas Code as outlined in King County Code 2 IA.24. Permanent survey marking shall be addressed prior to final plat approval. Temporary marking of sensitive areas and their buffers (for example, with bright orange plastic construction fencing) shall be shown on the engineering plans and placed on the site and shall remain in place until all construction activities are completed. Permanent signs identifying the sensitive areas shall be shown on the engineering plans and installed as part of the plat construction activities. 15. Wetlands a. Class 2 wetlands shall have a minimum 50-foot of undisturbed or enhanced native vegetation. Wetlands and their buffers shall be placed in sensitive area tracts. A minimum 15-foot building setback line shall be required from the edge of all sensitive area buffers. b. Buffer width averaging may be allowed if it will provide additional protection to wetlands or enhance their functions, as long as the total area in buffer does not decrease. Buffer averaging in conformance with the Code and administrative rules is prnposed as shown on the preliminary plat plans. Buffer reductions of about 6,670 square feet would be compensated for by providing additional buffer area of about 23,400 square feet. Additionally, much of the buffer has been degraded by prior activities on the site, and the project would enhance the native vegetation of these wetland buffers. The enhanced wetland buffer must provide equal or greater biologic functions, including habitat, and equivalent or better hydrologic functions. c. Post-development wetland hydrology for the smaller, more frequent storm events shall match pre-development wetland hydrology to the maximum extent feasible. Calculations, graphs and text shall be included in the Technical Information Report with the engineering plans to show how this condition will be met, to be reviewed by ODES Environmental Scientist. Staffrpt/masters/PLATFMT,Nov99.doc clc 11/10/99 -10- • • d. Approved alterations to wetlands or their buffers including removal of wetland fill and enhancement of buffers shall require that a detailed mitigation plan shall be submitted for review along with the engineering plans. The mitigation plan must include final grades, hydrologic calculations showing how the mitigation feature will function, and a planting plan showing plant species, sizes, quantities and locations. The plan shall list goals and objectives, construction and installation notes, performance standards, and monitoring and maintenance measures. e. A conceptual mitigation plan shall be submitted for review along with the engineering plans for the proposed wetland reconnection area west of the stormwater facility in Tract H. The conceptual mitigation plan must include proposed grades, hydrologic calculations showing how the mitigation feature will function, and a planting scheme showing plant species, sizes and quantities. The plan shall also list goals and objectives, construction and installation notes, performance standards, and monitoring and maintenance measures. This plan shall be conceptual to allow for in-the-field location of a few channels through the northern fill area where a young alder forest has grown, leaving some areas of alder forest to mature. This mitigation area will be shown on the engineering plans as a concept, with notes requiring field location of the channels in order to protect the larger and healthier alder trees. An as-built mitigation plan shall be submitted for this wetland reconnection area west of the proposed stormwater pond in Tract H, following construction. f. Approval of the project wetland mitigation plans will include the requirement for posting financial guarantee(s) to insure installation and success of the plan. Monitoring for up to five years from the date of installation shall be required, prior to a final inspection of the mitigation plan. Monitoring will commence upon a field inspection and approval of the installed mitigation areas by DOES Environmental Scientist. The financial guarantee(s) will be released when the performance standards have been met. If the performance standards have not been met at the conclusion of the monitoring period, a contingency plan will be required to remedy the situation, and the monitoring period may be extended. g. The western half (wet pond) of the stormwater facility pond shown in Tract Hon .the plans may be located within the wetland and wetland buffer restoration area, and will be considered restored wetland and wetland buffer as well as a sto_rmwater facility. The wet pond shall be landscaped using native species at densities recommended in the Sensitive Areas Mitigation Guidelines to restore both wetland and buffer habitat. The plan for the wet pond shall be reviewed by DOES Engineering and Environmental Scientist staff. The planting plan shall be part of the wetland mitigation plans for the site, and meet the criteria for those plans specified above. h. Post-construction monitoring of the wet pond in the stormwater facility in Tract H will include monitoring the water quality in the wet pond to evaluate its toxicity to wetland-dependent wildlife. Post-construction water level fluctuations will also · be monitored along with observations of impacts on amphibians. Monitoring methods and schedule shall be included with the mitigation plans required above. 1. The applicant shall prepare an operations and maintenance manual for the wet pond of the northern stormwater facility, including the vegetation, to provide to either King County Facilities Maintenance or the Homeowners' Association, depending upon which group has ownership of the stormwater wet pond. This Manual will be reviewed and approved by King County DOES Engineer and Environmental Scientist at the time of engineering plan review. Staffrpt/masters/PLATFMT.Nov99.doc clc 11/10/99 -11 - • • J. The following note shall be shown on the final engineering plan and recorded plat: RESTRICTIONS FOR SENSITIVE AREA TRACTS AND SENSITIVE AREAS AND BUFFERS Dedication of a sensitive area tract/sensitive area setback area conveys to the public a beneficial interest in the land within the tract/setback area. This interest includes the preservation of native vegetation for all purposes that benefit the public health, safety and welfare, including control of surface water and erosion, maintenance of slope stability, and protection of plant and animal habitat. The sensitive area tract/setback area imposes upon all present and future owners and occupiers of the land subject to the tract/setback area the obligation, enforceable on behalf of the public by King County, to leave undisturbed all trees and other vegetation within the tract/setback area. The vegetation within the tract/setback area may not be cut, pruned, covered by fill, removed or damaged without approval in writing from the King County Department of Development and Environmental Services or its successor agency, unless otherwise provided by law. The common boundary between the sensitive area tract/sensitive area setback area and the area of development activity must be marked or otherwise flagged to the satisfaction of King County prior to any clearing, grading, building construction or other development activity on a property subject to the sensitive area tract/setback area. The required marking or flagging shall remain in place until all development proposal activities in the vicinity of the sensitive area and buffer are completed. No building foundations are allowed beyond the required 15-foot building setback line, unless otherwise provided by law. 16. Suitable recreation space shall be provided consistent with the requirements of KCC 21A.14.180 and KCC 21A.14.190 (i.e., sport court[s], children's play equipment, picnic table[s], benches, etc.). a. An overall detailed recreation space plan shall be submitted for review and approval by ODES, prior to or concurrent with the engineering plans. This plan shall include location, area calculations, dimensions, and landscape specs, equipment specs, etc b. A performance bond for recreation space improvements shall be posted prior to recording of the plat. 17. A homeowners' association or other workable organization shall be established to the satisfaction ofDDES which provides for the ownership and continued maintenance of the recreation, open space and/or sensitive area tract(s). 18. Street trees shall be provided as follows (per KCRS 5.03 and KCC 21 A.16.050): a. Trees shall be planted at a rate of one tree for every 40 feet of frontage along all roads. Spacing may be modified to accommodate sight distance requirements for driveways and intersections. . b. Trees shall be located within the street right-of-way and planted in accordance with Drawing No. 5-009 of the 1993 King County Road Standards, unless King County Department of Transportation determines that trees should not be located in the street right-of-way. c. If King County determines that the required street trees should not be located within the right-of-way, they shall be located no more than 20 feet from the street right-of-way line. Staffrpt/masters/PLATtMT.Nov99.doc clc 11/10/99 -12 - ' • • d. The trees shall be owned and maintained by the abutting lot owners or the homeowners association or other workable organization unless the County has adopted a maintenance program. Ownership and maintenance shall be noted on the face of the final recorded plat. e. The species of trees shall be approved by ODES if located within the right-of- way, and shall not include poplar, cottonwood, soft maples, gum, any fruit-bearing trees, or any other tree or shrub whose roots are likely to obstruct sanitary or storm sewers, or that is not compatible with _overhead utility lines. f. The applicant shall submit a street tree plan and bond quantity sheet for review and approval by DOES prior to engineering plan approval. g. The applicant shall contact Metro Service Planning at 684-1622 to determine if 148 1h Ave SE is on a bus route. If so, the street tree plan shall also be reviewed by Metro. h. The street trees must be installed and inspected, or a performance bond posted prior to recording of the plat. If a performance bond is posted, the street trees must be installed and inspected within one year of recording of the plat. At the time of inspection, if the trees are found to be installed per the approved plan, a maintenance bond must be submitted or the performance bond replaced with a maintenance bond, and held for one year. After one year, the maintenance bond may be released after DOES has completed a second inspection and determined that the trees have been kept healthy and thriving. 20. The following have been established by SEPA as necessary requirements to mitigate the adverse environmental impacts of this development. The applicants shall demonstrate compliance with these items prior to final approval. a. To mitigate the significant adverse impact the plat of Shamrock will have on the intersections of SR 900/148'h Ave SE and SR 900/164'h Ave SE, the applicant shall install, either individually or in conjunction with other development projects in this area, the following improvements at the SR 900/148'h Ave intersection: • A traffic signal, and • Eastbound and westbound left turn lanes The design for the SR 900/148m Ave intersection improvements shall be approved by the Washington State Department of Transportation (and by King County to the extent such improvements are located in County right-of-way). In addition, at a minimum, the existing entering sight distance looking east for the north and south legs of the intersection (602 feet and 386 feet, respectively) shall not be reduced as part of the intersection improvements. Documentation shall be submitted to show this requirement is met. All construction work associated with the intersection improvements shall be completed between April 1" and September 30'h. This seasonal restriction shall be clearly shown on the final engineering plans. In lieu of the installation of the above-noted intersection improvements prior to final plat approval, the applicant may post a financial guarantee with WSDOT which assures the installation of these improvements within two years of the recording of Shamrock. In this event, intersection improvement design must be approved by WSDOT prior to King County approval of the engineering plans for Shamrock. If the above-noted intersection improvements have already been made by others prior to the recording of Shamrock, or a financial guarantee has been posted by others which assures the installation of these improvements, then the applicant for Shamrock shall pay a pro-rata share dollar amount to the developer who has made the improvements or "bonded" for the improvements, in an amount proportional to the impacts of Shamrock. The pro-rata share dollar amount to be paid shall be set by WSDOT, and documentation shall be provided by the Shamrock applicant to the King County Land Use Services Division to show this payment has been made, prior to final plat recording. The pro-rata dollar amount to be paid shall be based oi:i the following: • The final Shamrock lot count • The trip distribution for Shamrock • The total trips contributed to the intersection of SR 900.148'h Ave by the plats of Aster Park (LOOP0024), Stone Ridge 9L99P3008), East Renton (L02P0005), Staffrpt/masters/E'LATFMT.Nov99.doc clc 11/10/99 -13 - • • Shamrock (L02P0014), Rosemonte (aka Ironwood -L03P0018) and any future land use applications submitted to King County for which compliance with the King County Intersection Standards (KCC 14.80) is required at either the SR 900/148'h Ave intersection, or the SR 900/164"' Ave High Accident Location. In the event that either King County or WSDOT adopts a formal "latecomer's" system prior to final plat recording, that system may be followed in lieu of the approach described above, at the discretion of the applicant, as long as at a minimum there is a financial guarantee which assures the above-noted intersection improvements will be installed within two years of the date of recording of the plat of Shamrock. [Comprehensive Plan Policy T-303 and King County Code 21A.28.060A] b. Documentation shall be provided to demonstrate to the satisfaction of WSDOT that stopping sight distance (360 feet) is available on the east leg of the SR 900/148 <h Ave intersection. The intersection shall be modified by the applicant, if necessary, so that this stopping sight distance requirement is met on the east leg. In addition, the applicant shall clear vegetation within the right-of-way along SR 900, east of 148'" Ave., to maximize the entering sight distance for the north and south legs of the intersection. [Comprehensive Plan Policy T -303 and King County Comprehensive Policy T-303 and King County Code 21A.28.060A] 21. The northerly portion (north of SE 124"' St.) shall comply with the Build Green requirements of Ordinance 14662 (Low Impact Development). Applicable notes, as necessary shall be shown on the engineering plans and final plat. · OTHER CONSIDERATIONS: I. The subdivision shall conform to KCC 16.82 relating to grading on private property. 2. Development of the subject property may require registration with the Washington State Department of Licensing, Real Estate Division. 3. Preliminary approval of this application does not limit the applicant's responsibility to obtain any required pennit or license from the State or other regulatory body. This may include, but is not limited to the following: a. · Forest Practice Permit from the Washington State Dept. of Natural Resources. b. National Pollutant Discharge Elimination System (NPDES) Permit from WSDOE. c. Water Quality Modification Pem1it from WSDOE. d. Water Quality Certification (401) Permit from U.S. Anny Corps of Engineers TRANSMITTED TOP ARTIES LISTED HEREAFTER: Hearing Examiner's Office Steven C. Townsend, P .E., Supervising Engineer, Land Use Inspection Section, LUSD Greg Borba, Supervisor, Current Planning Section, Land Use Services Division Kim Claussen, Project Manager III, Current Planning Section, Land Use Services Division Bruce Whittaker, Senior Engineer, Engineering Review Section, Land Use Services Division Laura Casey, Senior Ecologist, Critical Areas Section, Land Use Services Division Larry West, Senior Geologist, Critical Areas Section, Land Use Services Division Kris Langley, Senior Engineer, Traffic & Engineering, KCDOT Carol Rogers, Current Planning Section, LUSD, ODES Lisa Pringle, Supervisor, Land Use Education Section, DOES Bales,L TD, PS 13401 156'h Ave SE, Renton, WA 98059 Behan, Terra 11920 148'h Ave SE, Renton, WA 98059 Boston, Rick 13425 E. Lk Kathleen Dr., Renton, WA 98059 Cam-West 9720 NE 1201h Pl, Suite 100, Kirkland, WA 98034 Campbell, Eric, Shamrock Highlands LLC 9720 NE 120'h Pl., Suite 100, Kirkland, WA 98034 Condrey, William, Triad Associates 11814 115 1h Ave SE, Kirkland, WA 98034 Donnelly, Claudia 10415 147th Ave SE, Renton, WA 98059 Eliason, John, King County Housing Authority Staffrpt/maste"rs/PLATFMT.Nov99.doc clc 11/10/99 -14 - • 600 Andover Park West, Seattle, WA 98188-3326 Flattum, Pat 12422 14s'h Ave SE, Renton, WA 98059 Foster, Jeff, GGLO 1301 1'1 Ave No. 301, Seattle, WA 98101-2074 Fraser, Mike 5516 NE 4th Ct., Renton, WA 98059 Graves, John, Lozier Homes 1203 1141h Ave SE, Bellevue, WA 98004 Kelly, Bryant 12601 148 1h Ave SE, Renton, WA 98059 Lind, Rebecca, City of Renton EDNSP Dept. 1055 S. Grady Way, Renton, WA 98055 Martin, Kenneth 12439 148 1h Ave SE, Renton, WA 98059 Nelson, Anna, Buck & Gordon LLP 2025 151 Ave, Suite 500, Seattle, WA 98121-3140 Oberg, Todd, Triad 11814 115 1h Ave NE, Kirkland, WA 98034 • Seattle King County Health Dept., East District Environmental Health 14350 SE Eastgate Way, Bellevue, WA 98005 Triad Associates 11814 115 1h Ave NE, Kirkland, WA 98034 Zimmerman, Gregg, Administrator, City of Renton_ 1055 S. Grady Way, Renton, WA 98055 Staffrpt/masters/PLATFMT.Nov99.doc clc 11/10/99 -15 - u -r I --1 I _j i I --, I --j ! --; I ---l I I _) • L02P001.hamrock Property Subdivision SE 1/4, SE 1/4, SECTION 10, TWP. 23N., RGE SE., W.M. :;:.·" ATTACHMENT I I OF I . ' CITY.l RENTON Jesse Tanner, Mayor Planning/Building/Public Works Department Gregg Zimmerman P.E., Administrator November 27, 2002 Ms. Kim Claussen King County Department of Development and Environmental Services Land Use Services Division 900 Oakesdale Avenue SW Renton, WA 98055-1219 .SUBJECT: FILE #L02P0014, SHAMROCK PROPERTY Dear Ms. Claussen: Thank you for providing us with the opportunity to re.view and comment on the Shamrock Property proposal. The Renton Planning/Building/Public Works Department has the following comments. I) A certificate of water availability from Water District 90 will be required to be submitted to King County. 2) The project has received City of Renton sewer availability certificate. 3) The p~oposed surface water.detention and water quality facility will be. in the Renton portion of the project. Unlike King County, Renton.does not maintain facilities associated with private development projects, but rather req~ires an instrument to be recorded (note on face of plat and recording of Homeowner' s Association restrictive covenants) that places responsibility for operation and maintenance of these faciliti.es on the Homeowners Association ( or-even better, directly upon the owners of the lots). A drainage easement is included allowing Renton staff to access these facilities, and a provision of the recorded instrument allows Renton to maintain the facilities if the Homeowner' s Association fails in this responsibility, and to back bill either the Homeowner' s Association of the owners of the individual lots for costs. We request that this approach be used on this project as well, since the drainage facilities are located within Renton. · 4) Level 2 flow control at a minimum is required. Review and approval of the surface water facilities and drainage report by the City of Renton is required. King County should also review the detention, water quality and conveyance system design and sizing for the total project for compliance with the 1998 King County Surface Water Design Manual (both within unincorporated King County and Renton) since.it is all part of the same system. Approval of the storm drainage system by both jurisdictions should be required before any permits are issued. 5) The northern portion of the project may flow to the May Creek Basin. It needs to be verified that the diversion of flow from the May Creek Basin to the Cedar River Basin is not occurring because of the site's development and storm system design. 6) The proposed development is located within Renton' s potential annexation area. Therefore we request that any improvements to existing streets abutting the development site, and any new streets within the development site, be construction in accordance with C1i_1;' Y.QiLJll.li:ll.!Qli.... __ ..._ / DoC11meotJ\cor ady Way-Renton, Washington 98055 · MAIN FILE CQR.'V£ N T Q . ~ AHEAD OP THE CURVE ':I This paper contains 50% recycled material, 30% post consumer \ ATTACHMENT --J.2.==-- 1 OF --=2=--- E,hlblt No. ~ (a Item No. a ,/ Received~;:;~{? !<_Ing County Hearing Examiner · November 27, 2002 Page 2 • • standards. The City of Renton has been working with King County and the developer to extend SE 124" Street (NE 6" Place in Renton) to the westernmost property line. We request that this street also be constr:ucted in accordance with City of Renton standards. Th11nk you. Sincerely, ~,(~~ 311?/~- Gregg Z1~hierman, Administrator Planning/Building/Public Works Dept. cc: Jennifer Henning Lys Hornsby Jack Crumley Sandra M~yer Kayren Kittrick Neil Watts Do'cument2\cor , •. • ,:, ,., ·'· 'i '::,' ( '•" """"., .i'''11t, r ; " ·,,;/.;_!°;,1.l,l.f,?;_ ,; ;"~ .. w"' i,Q.< ATTACHMENT 2.. 2. OF __,2,,,.__ ® King County Road Services Division Department ofTransportation 201 SouthJackson Street Seattle,\.\&\ 98104--3856 ·Camwest • 9720 NE 120th Place, # 100 Kirkland, WA 98034 •• RE: Road Variance L04V0004-Shamrock-Related File L02POOl4 Dear Sir/Madam: March 19, 2004 Thank you for submitting your application for a road variance from the King County Road Standards (KCRS). You requested a variance from Section 2.03 of the KCRS concerning the requirement for a crowned road cross-section. The S_harnrock project is a demonstration project that King County Ordinance 14662 approved as a low-impact development. We have reviewed the one directional road cross-slope that is proposed for minor access and subaccess classification roads. The one direction cross slope on these local access streets will allow for an alternative drainage design with discharge to adjacent water quality swales. I approve a variance to allow the one-directional road cross slope on minor access and subaccess · classification roads with the condition that slotted drains be utilized in the vertical curb to direct flows to the water quality ·swales. A copy of the staffs analysis, findings and conclusions is enclosed. If you have any questions, please call Craig Comfort, Road Variance Engineer, Traffic Engineering Section, at 206-263-6109. Paulette Norman, P.E. County Road Engineer PN:CC:kc cc: James Sanders, P.E., Development Engineer, Land Use Services Division (LUSD), Department of Development and Environmental Services (ODES) Pete Dye, P.E., Senior Engineer, LUSD, DDES Linda Dougherty, Director, Road Services Division (RSD), Department of Transportation (DOT) Norton Posey, P.E., Acting County Traffic Engineer, Traffic Engineering Section, RSD, DOT Fatin Kara, P.E., Supervising Engineer, Traffic Engineering Section, RSD, DOT Kris Langley, Senior Engineer, Traffic Engineering Section, RSD, DOT · Craig Comfort, P;E., Road Variance Engineer, Traffic Engineering Section, RSD, DOT ATTACHMENT .3"""'--- _ _._f _, OF _2,'--- ® King County Road Servioea Division Department of Transportation Traffic Enginooring Section · MS KSC-TR-0222 201 South Jackson Street Seattle, WA 98104 March 19, 2004 TO: Variance File • • FM: Craig Comfort, P.E., Road Variance.Engineer, Traffic Engineering Section RE: Road Variance L04V0004-Shamrock-Related File L02P0014 Applicant's Presentation: I. Shamrock is a preliminary plat Low Impact Demonstration (LID).Project with 118 lots located on the west side of 148th Avenue SE at the 12400 block. The variance request is to apply a one directional cross slope for subaccess and minor access streets within the Low Impact Development portion of the project. The King County Road Standards requires a crowned road at 2% cross-slope. A variance is also requested for curb drops (notches) that convey surface water flow from the one directional cross slope pavement to the roadside . grass~ lined swales. 2. The design with one-directional road cross slope and notched curb. will allow for swales in lieu of closed pipe and provide increased contact of runoff with soils, facilitating opportunities for infiltration and water quality treatment and resulting in increased travel time and time of concentration. The natural function of the watershed is more closely mimicked resulting in reduced detention pond size and thus helping to minimize the impacts of development. The project will utilize vertical curb on the roads and the sidewalks will be on the upper side of the:: one-directional roads so that drainage will not run across the sidewalks. The grass-lined swales will be in privately maintained tracts. 3. The variance approval will not result increased County maintenance costs because the swales are in private tracts and fewer drainage appurtenances will be maintained by King . County. Staff's Findings and Conclusions: I. · Concurrence with the applicant's presentation. · 2. The one-direction cross-slope on these low classification roads (minor access and subaccess) would not compromise the traffic or maintenance functions of the roads. 3. The proposed notched curb should be replaced with slotted drains that extend through the vertical curb. Slotted drains will allow for a continuous top of vertical curb and no notching. · ATTACHMENT 3 2. OF 2. ® icing County · Department of Development and Environmental Services 900 Oakesdale Avenue SW Renton, WA .98055-1219 March 25, 2004 Sara Slatten Cam West, Inc. 9720 NE 1201h Place Kirkland, WA 98034 • • . Rebecca Cushman, P .E. Triad Associates 11814-!15th Avenue NE · Kirkland, WA 98034 RE: Shamrock Subdivision 1998 KCSWDM Adjustment and Shared Facility Plan Request (File No. L04V0003) Dear Applicant ahd Engineer: The Land Use Service~ Division, Engineering Review Section, has completed review of the' adjustment and shared facility plan approval request for the Shamrock subdivision. ·You are requesting an adjustment from the 1998 King County Surface Water Design Manual (KCSWDM), Core Requirement No. 1, Section 1.2.1, Discharge at the Natural Location for · an on-site diversion, an adjustment from Section 3.3, Hydrologic Design Procedures and Considerations and Section 6.4, Wetpool Facility Design, concerning modification of hydrologic coefficients in acknowledgment for low-impact design (LID) enhancements and mitigations. You are also requesting approval for an adjustment from Core Requirement No. 3, Section t .2.3 to utilize an off-site storm water facility and formalize its shared use through Special Requirement No. 1, Section 1.3 .1, Shared Facility Drainage Plans with the Shared · Facility Plan Guidelines published in a memo dated September 15, 1999. Our review of the information and a site visit provides tlie following findings: · I. The J'roposed Shamrock subdivision is located between approximately SE 120th .and 125' Streets on the west side of 148th Avenue SE. The 118 lot, 29.8 acre, proposed Shamrock subdivision is filed under Land Use Services Division (LUSD) file number L02P0014. 2. The runoff from the northern edge of the site, tributary to both the northern part of .Wetland B and the north-central wetland (Wetland C), flows north to the Honey Creek subbasin of the May Creek' basin and is subject to Level One flow control. The · remaining majority of the site is located in the Maplewood sub basin of the Lower Cedar River basin and is subject to Level Two flow control. The entire site is subject . to the Basic water quality requirements of the 1998 KCSWDM. 3 .. The Shamrock subdivision is included as one of the three demonstration projects listed in King County Ordinance 14662, signed June 2, 2003, to promote low impact development techniques. ATTACHMENT -~11--- / OF ---'la....___ Shamrock Subdivision/10.03 March 25, 2004 . · • .Page 2 of5 · 4. Approximately two acres adjacent to the north property line are tributary to Wetland C and the northern portion of Wetland B which both drain north. to Honey Creek. See Exhibit l, Existing Conditions. The remainder of the site sheetflows in a west to southwest direction toward the southern portion of Wetland Band other hydri\ulically- connected wetland areas to the west and south of the site. A wetland hydrology report indicates that for significant storm events (greater than the 1.1 year storm event) Wetland B drains to both the north and south. It is assumed that the southern wetland complex eventually drains to its natural discharge location at the southern property line and crosses under 128th Avenue SE through a42-inch culvert and continues south. Flows from the Honey Creek and Maplewood subbasins do not recombine. 5. From the SE 1241 h Street entrance road north, the Shamrock subdivision proposes 76, low-impact lots to be tributary to a reduced-volume North Pond shown at the southern · end of Wetland B. Please see Exhibit 2, Developed Conditions. Although most of the rooftop and backyard lot areas surrounding Wetland C will be utilized for hydraulically maintaining Wetland C, the proposal is to collect most runoff from the remaining Honey Creek subbasin area to be developed and diverdi to the North Pond located in the Maplewood subbasin. The North Pond will be a combined detention and water quality facility and is intended to be designed with a stormwater wetland. The allowed release would then outlet to the southern end of Wetland B. Because wetland areas south of Wetland B were filled, the wetland mitigation plan will require hand digging out the fill material so that Wetland B will reestablish direct hydraulic connectivity to the wetland complex to the south. 6. Site areas south of the SE 124 th Street entrance road will be directed to the South Pond. Sheetflow to the west will be intercepted by standard conveyance and diverted to the South Pond. Some nuisance sheetflow will be reduced along the western site boundaries in the south half of the site. Frontage improvements are included in the conceptual drainage plan. Flows from the South Pond are released into the storm drainage system of SE 1281h Street. 7. No decorative ponds or shallow wells have been identified that would be affected by the proposed diversions. 8. The Level One Downstream Analysis identified no restrictions or problems associated with the proposed discharge location. 9. A consolidation of facilities for the proposed subdivision will be more economical in long term maintenance. · I 0. As previously mentioned, the northern 76 lots are being design to incorporate low impact best management practices (BMPs). The proposal includes all lot and common landscape areas to contain amended soils, that roof downspout perforated pipe lengths within the amended soil be 25-40 feet long and that nearly all pervious and impervious . drainage will be directed to grass-lined and bioretention swales which will ATTACHMENT __ 4i__ 2. OF ~ ---==------"~~- Shamrock Subdivision/L0.03 • March 25, 2004 Page 3 of5 . significantly increase the flow path length to the stormwater facility. In addition, a rain garden is proposed for additional pre-storage and treatment before runoff is . directed to the North Pond. 11. The proposal is to allow the cumulative benefits of the low-impact designs to translate into reduced North Pond stormwater facility size based on modest reduction of key hydrologic parameters used in the KCRTS model. This precedence is already established in the 1998 KCSWDM through Core Requirement No. 3 which allows peak flow exemptions for flow control BMPs and in Section 5.2.2 for BMPs that can reduce facility size. Specifically, the applicant is asking that a) the roofs be modeled as 50% till grass and 50% impervious, b) the amended soil landscape areas be modeled as 'pasture' instead of'grass', and c) the coefficient associated with the 'area of till soil covered with grass; in equation 6-13 used for wetpool sizing be reduced from 0.25 to 0.20. The applicant cites studies where extended use of amended soils has significantly reduced post-development runoff volumes. 12. South of the SE 124th Street entrance, two ad hoc parcels compose the southern 42 lots of the King County Shamrock development proposal. Adjacent immediately to the· south, is another 11 lot development within the City of Renton also referred to as Shamrock. Both the southern portion of the King County Shamrock development and the contiguous City of Renton Shamrock development are to be served by conventional conveyance and detention in a shared facility along SE 128th Street referred to as the South Pond. This parcel is owned by the applicant and the proposed· shared facility will be dedicated to the City of Renton. An existing pond along the eastern edge of where the South Pond will be constructed appears to be an abandoned pond which now passes existing flows from the City of Renton Shamrock site to SE 128th Street. This pond will be expanded within the limits of the City of Renton Shamrock parcel to accommodate the southern portion of the King County and Renton Shamrock subdivisions. The City of Renton has adopted the 1998 KCSWDM for its storm water drainage standards, simplifying the design of the South Pond . . 13. The applicant has submitted to the City of Renton a subdivision permit to develop the parcel and expand the current drainage facility. It is acknowledged that the City of Renton has review and approval jurisdiction over.the South Pond drainage modifications. This shared facility plan approval by King County is to acknowledge the accommodation ofa King County subdivision's runoff by a Renton stormwater. facility and the design assumptions used for the facility's expansion. The assumed land cover for the design of the King County's portion of the pond is to be calculated ' based on maximum zoning impervious coverage. The developer of the King County Shamrock subdivision will expand the facility to its final configuration. Both the North and South Ponds would utilize the Level Two flow control and Basic water quality requirements of the 1998 KCSWDM since they both drain south to the Maplewood subbasin. · Based on these findings, we hereby approve this adjustment to allow a) the diversion of runoff to two facilities ultimately draining to SE 128 1h Avenue, b) modification ofhydrologic ATTACHMENT _4_,___ 3 OF _...,.fo'°--_ r I • Shamrock Subdivision/L04V0003 March 25, 2004 Page 4 of5 • · modeling coefficients used in the wetpool and K.CRTS facility sizing methodology for the North Pond whose tributary area utilizes low impact BMPs, and c) use ofan off-site, shared facility in the City of Renton with the following conditions: I. '.['he release rates for the North Pond detention facilitywill be based on the tributary area being directed to the facility including the area of diversion. The release rates for the South Pond detention facility will be hased on the tributary area being directed to the facility and the area within the City of Renton that the city deems appropriate. 2. The volume for both detention facilities will be base'd on all flows directed to the facilities at full. development under current zoning. The allowed release rates will be reduced by any undetained flows that would bypass the proposed subdivision drainage facilities as specified in the 19~8 KCSWDM .. The detention volumes shall be sized using the Level Two flow control standard in the 1998 KCSWDM. A 10 to 20 percent volumetric factor of safety must be. applied to all storm events requiring detention. The design Technical Information Report shall state the factor of safety selected and the basis of that determination. 3. Water quality facilities must be sized based on the entire proposed subdivision draining to the facilities including any required frontage improvements. 4. The North Pond drainage facility to be maintained by King County must be located in a public right-of-way, recreation space tract with easement or storm drainage tract dedicated to King County. The City of Renton will determine tract requirements for the South Pond. · · 5. Amended soils will be used throughout all non-impervious, developed area tributary to the North Pond.· Gravel encased perforated pipes shall be a minimum of25 feet long and be designed to meet Figure 5.1.3.A in the 1998 KCSWDM for all lots intending to use the 50% impervious/50% till grass credit. 6. All amended soil areas shall be located on private property and be privately maintained. 7. The attached "Guidelines & Resources" Manual 2002 shall be used as minimum standards for implementing amended soii depth and quality for the.Low Impact Development portion of the King County Shamrock site. This manual was established. to implement Washington State's Department of Ecology guidelines for soil quality to improve stormwater retention. 8. The accompanying "Field Guide" will be used to facilitate field inspection of the amended soil areas. 9. To document the impact oflow impact development design, the North Pond's outflow stage/discharge shall be continuously monitored for three years starting at 75% buildout of that portion of the site. The data and interpreted results shall be presented ATTACHMENT _4__.._ _ _ 4__,___ OF '2 Shamrock Subdivision/LO.OJ • March 25, 2004 Page 5 of5 to King County WLRD Stonnwater Services Section at the end of each full year of monitoring. · 10. The developer of the South Pond facility is responsible for all costs associated with the implementation of the shared facility plan. Engineering plans for the King County Shamrock subdivision shall note this approved shared facility plan.· · 11. The South Pond shall be expanded/built' to full facility size during development of the south portion of the Shamrock development. · 12. Any proposed modification to the existing stonn water facility adjacent to SE 128'h Street will require approval of a valid land use pennit froin the City of Renton. A note on the engineering plans shall state that on-site construction south of SE 124th Street· · · · shall not commence without an:approved land use pennit from the City of Renton. 13. The South Pond facility shall be inspected and receive approval for operation by the City of Renton prior to recording of the King County Shamrock subdivision. 14. Additional stonn drainage requirements identified by SEPA or the plat hearing wiU apply to this project. Any additi<;mal stonn drainage requirements identified by the City of Renton will apply to the South Pond. · · · If you have any further questions regarding this KCSWDM adjustment or the design requirements, please contact Mark Bergam at (206) 296-7270. James Sanders, P.E. Development Engineer Engineering Review Section Land Use Services Division ? &t<-r..--- aChan,P,E. Supervising Engineer Site Engineering arid Planning Section Building Services Division cc: Curt Crawford, P.E., Managing Engineer, Stonnwater Services Section, KCDNR Bruce Whittaker, Senior Engineer, Engineering Review Section, LUSD Kim Claussen, Project/Program Manager III, Current Planning Section, LUSD Mark Bergam, P.E., Senior'Engineer, Engineering Review Section, LUSD ATTACHMENT 4 5 OF b . '· r ® King County Department or Development and Environ mental Services 900 Oakesdale Avenue SouthWest Renton, Washington 98055·1219 Project Name: Project Address: Address: 973J fl£ 1 aJth Pla:e City, State, Zip Kiiklm:J. lIJl\ ffi'.B'I • Surface Water · Design Manual Requirements / Standards Adjustment* Request DOES Project File No.: ' f f"\A__ DOES Engineer/Pl~nner Name: V l.Cl2FIDl4 ~ 00 Design Engineer: hone: Address: City, Stale, Zip Code: 11814-115th Ave flE Kirklm:J, lIJl\ ffi'.B'I INSTRUCTIONS TO APPLICANT/DESIGN ENGINEER: Please be sure to include all plans (T.I.R., if available), sketch8s, photos and maps that may assist in complete review and consideration of Hlis cidjustment ·request, Failure to provide all pertinent information may result in delayed processing or denial of your request. Please submit two complete cgples of this request application tom, and applicable fee to the DOES Intake Counter, at 900 Oakesdale Avenue Southwest, Renton, Washington 9805~1219. For additional information, phone Randall Parsons, P .E., at (206) 296-7207. RBFBR TO SBCTION 1,4 IN CHAPTER 1 OF THE SURFACE WATER DESIGN MANUAL FOR ADJUSTMENTS DESCRIPTION OF ADJUSTMENT REQUEST: ~ Standard D Complex D Experimental D Blanket D Pre-application 1 . Provice a, offsite-siara:t facility 2. Ln:! a:iver assuiptims for lcw :inJ::a:;t cevelq:ns,t a:rditims APPLICABLE VERSION KCSWDM: D 1990 (11/95) • ~1998 (9198) D ___ _ • (Note: the term "variance" replaced by "adjustment") APPLICABLE SECTION(S) OF STANDARDS: Core Ra:J._Jirera,t #3; !'fa=i al Re:µirere,t 1/1 JUSTIFICATION PER KCSWDM SECTION 1.4.2 I§ See attachments listed below. Prelimirary Te:tnical Infornatim ReµJrt Prc..limirary Plat !Yep Cover Letter laJJ Irrµct Davelq:nmt Project flE\x,rt AUTHORIZATION SIGNATURES: DETERMINATION, D Approval $(con~itional Approval (see below) O Denial 0 DNR/WLRD Approval Signed: ~'1-f-.,#-,AU-'cc---.-Date: _____ (Experimental & Blanket variances only) ODES Staff Recommendation Signed: Date: ~ • /.(;'· Conditions of Approval: D See attached Memo Dated: F99/ERS/SWDM-ADJ .d0<: F96/ERS/SWDMR•S.<:p\•22.do<: 11/17.'!19 ck ATTACHMENT 4 ~..,.(o OF~~"£-- ~rn@~~wrn@ JAN 21 20IJlt K.C. O.D.E.S. r . • I -.... ~-':'t TYPES 3 and 4 LOG SHEET (Format Plat, Rezone, Special Use, Shoreline Redesignation) FILE NUMBER: L02P0014 HEARING DATE(S): _ _,tf~h'--'Gc""'--"'/j_,/J:::....LY __ PLAT/PROJECT NAME: SHAMROCK CONTINUANCE HEARING DATE(S), ____ _ PLANNER: Kim Claussen PROPOSED ORDINANCE NO.: ::;IF ,..24::)9--c:J/6 cJ ENGINEER: Bruce Whittaker RELATED APPLICATION & FILE NO. A02P0138 APPLICATION FILED (date): 08/1/2002 COMPLETE APPLICATION (date): .10/ot9 4::J.;l.. EXAMINER DECISION/REC: _ .... 6_d-4--'~~A....:'t1::...,,,-f __ APPEAL FILED:~ DYES date: _____ _ A. COUNCIL ACTION: ________ ORDINANCE NO.: __ _ EFFECTIVE DATE: ------ HEARINGDATE(Sl------------------------------ 1. D NOTICE OF APPEAL 2. D APPEAL ARGUMENTS G HEARING EXAMINER'S ACTIONS I. D PREHEARING CONF. NOTICE 2. ~ HEARING NOTICE 3 D PREHEARING ORDER 4 D CONTINUATION 5. ~ORT 6 D RECONSIDERATION 7. D APPEAL SUMMARY {;) DDES STAFF ACTIONS I. D CONTINUATION NOTICE 2. Cil_REPORT date(s): ____ _ date(s): ~£-tJ4/ date(s): ____ _ ::::;:;: -°'-~-+-~-z-+-0-9 date(s): ____ _ date(s): ____ _ date mailed: ---+---~- date mailed: ..Y h-z.h i ' 7 3. D ADDENDUM REPORT date mailed: ----,---- 4. l);LmANSMITTAL TO EXAMINER(POR's/DOCS/STUDIES) ' date sent: m,J: ..,J? E/L-,f;, c,i'~/~r-i 5. ~ROPOSED ORDINANCE NUMBER EMAIL TO THE KC CLERKS OFFICE date sent: .3 / .:Z'/ /~ <.f ~ SEPA REQUIREMENTS DATE ISSUED: .97 THRESHOLD DETERMINATION: MM ..5 2. SEATTLETIME LICATION..J),'<'1E: / DAT~DAVITREC'D: ~ 3. DATEP DPERAFFI~: _ z -1'.lATEAFFIDAVITRE~----c:P DATE 500' RADIUS/AGENCIES/PORS/STAFF SENT: 3 /d:<6 h-V 5. APPEAL FILED: DYES D NO a. APPELLANTS: --------------date received: -------- date received: -------- date received: -------- date received: -------- date received: -------- date received: -------- TYPES'3 AND?/ LOG SHEET (rev. 081600) page2of3 • E. PUBLIC NOTICE REQUIREMENT l. NOTICE OF APPLICATION • a) AFFIDAVIT OF POSTING/POSTING PACKAGE SENT //.,i ,4.g REC'D b) LEGALAD SEATTLE TIMES date(s) sent: / 1/4> //Jol date published: LOCALS date(s) sent: // /~ M o1,. date published: 500' RADJUS/AGENCIES/POR's/STAFF date(s) sent: /I µtJ/bol,. c) L02P0014 G NOTICE OF RECOMMEND A Tl ON/PUBLIC HEARING / / a) LEGALAD SEATTLETIMES date(s)sent: ~/z./tJY datepublished: ¥-9~c1r LOCALS date(s) sent: i/2)(7 ¥ date published: .zJ... f ,t::) Y b) 500' RADIUS/AGENCIES/POR's/STAFF date sent: ,-1££ ()• 4 , , ..OA t'~M~//11£/{) t<)/Scr7T ~ APPLICATION Date received: Augnst 1, 2002 l / I. D INT AKE CHECKLIST 2. B' APPLICATION FEE 3. ~APPLICANT DESIGNATION FORM 4. ~ LEGAL DESCRIPTION -nrLE ~//)~ I 5. e:f'ASSESSOR'S MAPS: ~"!S@t'll.la ~?tfH e;rrH> ett· Hll'atS ,r,w,. $,!: /,!/ • .;1 3-[': 5t(} //-.;?J'-O 6. ii( CERTIFICATE OF WATER AVAILABILITY J 7. ~CERTIFICATE OF SEWER AVAILABILITY 8. D PRELIMINARY HEALTH APPROVAL 9. D CERTIFICATE OF FUTURE CONNECTION 10. i1"JJRE DISTRICT RECEIPT 11. ief" SITE PLAN/PLAT MAP 12. Ill LEGAL LOT PROOF 13. ~ENS!TIVE AREA AFFIDA VlT 14. (1 JNVIRONMENTAL CHECKLIST 15. I!( JRANSPORTATION CONCURRENCY , 16. li1'LEVELONEDRAINAGEANALYSIS / RtE..111~1:J 1-2~-o '-I 17. ~HER t4t.Ar: .iJE}uS1TV <9,d«'-5 L.(.7[E,2._ T4 UC::l: 4F ~'WO 4'. p,b:-414.1"' 18. D WAIVER(S) ____________ _ ~ADDITIONAL PLANS/MAPS 0 CONCEPTUAL DRAINAGE PLAN 2. WETLAND MITIGATION PLAN CQREVISIONNO. I .c::> REVISION NO. 2 5. REVISION NO. 3 h REVISION NO. 4 V OTHER MAPS · a) Rtv1se!J 7211}'2 DA TES RECEIVED: f'/1c11/J,;i.. /0-8-03 8'Pt9be~ s,2,,/3-a~ I/AbE'S b)·----------------~ c), _________________ _ d), _________________ _ e) _________________ _ !) _________________ _ ') TYPES~ A1'!D ~ LOG SHEET (rev. 081600) page 3 of3 QsrEC!AL STUDIES • .Q WETLAND/STREAM REPORT ~ GEOTECHNICAL REPORT {SJ TRAFFIC STUDY • DA TES RECEIVED ~lt?e?'-- 4. WILDLIFE STUDY ,i), (J) OTHER (document title) £PW h ~{;_~Afc/Ul f7q ,J!} )' (j. t'?£,fl/A7//V;f7ZY /,..L,d. /l}~f'zJ-? I. GENERAL CORRESPONDENCE 1. a-,1-11a R@«E.f1" kle~ mm -:LftMllll!rS·/J. 2. i,.'[--,til,. Ei4E ~~ a,Mi.a,1vur1s /iJ.liAuu'4:< L02P0014 3. fl-f(LJ,i? SCI/ML 7iu8bemt'171M 6Jmt'4'le4 13 Y Is$A4W9tt s. D. 4. t-1.2,a.z MEM&1ttrtw /J!MJ+dFr L1vte 5ALcr&t?M 7/l/M 5. Z-72?@ ,;vnic:P dE 7;/Jc?-4111/J~ll: ffe.1'L&nl7<1A I 6. 9-//.i:1.2 /YJtJV>LJ @/VI {.c'195LV 7ZJ ~ t!L./iu.SS.z1v 7. Ill -2-tJ.£ /{F&LI.E$T &A. M/.l/71.cYtlA:l-;:zJ..i&J 8. l/-/,,-,().2. Nef1<!.R t1E 6M/Jtoc /J//l?(Y97RJA./ 9. ?frd 7-rM lf4uAa1/ nz)? # / mVV?-:a:7§ /2_. Bat<-r 4, V4?J r 10. &-~-,12 ,&/( ~ (A,tu W@1 u:tJbdb/'IJlct1' ~s 11. # ·,?7-z1e?-, -:7J;;BM,»t,4-l7t;,c.J 441»? drY d~ ,s;6..?r'-8l/),N w., ~T 12. Jl-cfl7-4? .&:77l--L: @,rt t?i~ ' 13. 42-lf--dd2. f;n/J(t.., EP@n G-!Y.,lfflav_/CA#</.d£<"T 14. /;l-ltcl»: c.k7lfl'2....-?2J t::#ftt.~5 T ll.,' £./-TFA19t2& 15. rka0 3 ,fjn6iL-f?L!JM--~/~ u&sT,f.fl:£-.JCJ1;.l(}S10,J 16. ;?--24-d 3 /f[[u m 41:M w~.r 1e !-zl(."12.lt1$/odftJ 11. :[,-/~ rLJ3 &f7T&'L BJd:M 0Q4N/UELLY 18. 4-17~ 3 Li/,T t:?F .h~t:m?d~ w,Uh-lt/-? 19. 6-7-63 Em&L-~ s,~M--7"7AJ , g_' z.XLE/uStOAl 20. ,~f?d 3 car~,e...72? f?~ kk->r~&. ~OA..1 ~~: tolS~J 11:lt~~,t:;:;f~~:::?7~ 23. J-d(vd,3 /nleR "t0 &/n /,U#-> T 11 P .' /Jl7?AI.J'/aU 24. //J-!-~ 3 /«$Mh-rJ?i4L-=#-,,;i_ c'l!it.¢ Cll1a,d----J32M.L LAtl&c lL(/2)., I 25. //; ~ 3 ----rm R £~ . 26. 1,J-&/J 3 7YflertL-' z, ~ ~AJFttzuf?tW712,:J 21. 4'-8:-L> 3 tt?t.lYVl µ: zt12t11&111JaM 7YL)LlFF;C'..-'2?U IQ Y /BY~.Y 28. // r,{-,::J ~ 7(l.J:J'l\[.5,,4<. t 7'ffll-~fa ~ t:'771-v#<.{,tf ~,,,C:. 29. 1tJ ,S-d 5 ?:OT,o/2,, m 4!tk~ v ~ 6. 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Jd;!('IPr L~1[t.12..-1::, f!AMWJ;:,, ?'?£//UJ 1.12 : k/! 1:wLJ 111 l:21Vi:,M 3 38. %JU4//'. fulli& &Jµ 1(/A.,,v&»Y NJ: 7TA u~aA-T~ 39. _________________________ _ 40. _________________________ _ 41. _________________________ _ 42. _________________________ _ 43. _________________________ _ 44. _________________________ _ 45. _________________________ _ 46·----------------,----------- 47. _________________________ _ 48. _________________________ _ 49. _________________________ _ 50. _________________________ _ 51. _________________ ~-------- 52. _________________________ _ 53. _________________________ _ 54. _________________________ _ 55. _________________________ _ 56. _________________________ _ 57. _________________________ _ 58. _________________________ _ 59. _________________________ _ 60. _________________________ _ 61. _________________________ _ 62. ____ ~--------------------- 63. _________________________ _ I / • . ' ·:.;:., ' .. -' J . OFFICE OF THE HEARING EXAMINER KING COUNTY, WASHINGTON 400 Yesler Way, Room 404 Seattle, Washington 98104 Telephone (206) 296-4660 Facsimile (206) 296-1654 April 6, 2004 NOTICE OF HEARING SUBJECT: Department of Development and Environmental Services File No. L02P0014 Proposed Ordinance No. 2004-0160 Location: SHAMROCK PROPERTY Formal Subdivision Application Between Northeast 4th Court and Southeast J 20th Street on the west side of 148th A venue Southeast Applicant: Cam West Development & Shamrock Highlands, LLC represented by Sara Slatten 9720 Northeast 120th Place, Ste. 100 Kirkland, WA 98034 Telephone: (425) 825-1955 King County: Department of Development and Environmental Services represented by Kim Claussen 900 Oakesdale A venue Southwest Renton, Washington 98055-1219 Telephone: (206) 296-7167 Facsimile: (206) 296-6728 A public hearing has been scheduled on this proposal for9:30 a.m. on May 6, 2004, in the Department of Development and Environmental Services Hearing Room, 900 Oaksdale Avenue SW, Renton, Washington. A pre-hearing conference may be requested by any party prior to April 22, 2004. ("Parties" include the applicant, property owner and responsible County agency. Other persons likely to be directly and substantially affected by County action on this proposal may request "party" status by submitting an intervenor petition to the Hearing Examiner.) Hearing Examiner Rule VIII, which is included with this notice, governs pre-hearing conferences. If you are a party to this proceeding and believe a pre-hearing conference should be held prior to the public heari[lg, submit your written request with specific reasons in support thereof to the King County Hearing Examiner. MAIN FlllE COPY ••• • L02POOl4-Shamrock Property Subdivision Page 2 of3 To promote efficiency in the conduct of hearings and to eliminate surprise, pre-hearing exchange of information is encouraged by the Rules of Procedure. Any person is entitled to receive, at cost, copies of documents in the County file. Application may also be made to the Examiner to direct exchange of other significant information by any person or agency. Mediation of disputes is available pursuant to King County Code Section 20.24.330 and Rules of Mediation. Please contact the Office of the Hearing Examiner if you need a copy of the Rules of Procedure or Rules of Mediation, or obtain the Rules by visiting our web site at www.metrokc.gov/mkcc/hearingexaminer. ORDERED this 6th day of April, 2004. TRANSMITTED this 6th day of April, 2004, to the following parties and interested persons: Terra Behan 11920 -148th Ave. SE Renton WA 98059 William Condrey Triad Associates 11814-115thAve.NE Kirkland WA 98034 Pat Flattum 12422 -148th Ave. SE Renton WA 98059 John Graves Lozier Homes 1203 I 14th Ave. SE Bellevue WA 98004 Kenneth Martin 12439 -148th Ave. SE Renton WA 98059 Seattle KC Health Dept. E. Dist. Environ. Health 14350 SE Eastgate Way Bellevue WA 98007 Rick Boston 13425 E. Lk. Kathleen Dr. Renton WA 98059 Claudia Donnelly 10415 -147th Ave. SE Renton WA 98059 Jeff Foster GGLO 1301 1st Ave. #301 Seattle WA 98101-2074 Bryant Kelly 12601 -148th Ave. SE Renton WA 98059 Anna Nelson Buck & Gordon LLP 2025 I st Ave. # 500 Seattle WA 98121-3140 Sara Slatten CamWest Development 9720 NE I 20th Pl # I 00 Kirkland WA 98034 Eric Campbell Shamrock Highlands LLC 9720 NE I 20th Pl. # I 00 Kirkland WA 98034 John Eliason KC Hoursing Authority 600 Andover Park W. Seattle WA 98188-3326 Mike Fraser 5516 NE 4th Ct. Renton WA 98059 Rebecca Lind City of Renton, EDNSP 1055 S. Grady Way Renton WA 98056 Todd Oberg Triad Associates 11814 -I 15th Ave. NE Kirkland WA 98034 Gregg Zimmerman City of Renton I 055 S Grady Way Renton WA 98055 . , . • L02POO 14 -Shamrock Property Subdivision Greg Borba DDES/LUSD MS OAK-DE-0100 Kristen Langley DDES/LUSD Land Use Traffic MS OAK-DE-0100 Larry West DDES/LUSD Geo Review MS OAK-DE-0100 Laura Casey DDES/LUSD Wetland Review MS OAK-DE-0100 Caro 1 Rogers LUSD/CPLN MS OAK-DE-0100 Bruce Whittaker DDES/LUSD Pre!. Review Engineer MS OAK-DE-0100 • Kim Claussen DDES/LUSD Current Planning MS OAK-DE-0100 Steve Townsend DDES/LUSD Land Use Inspections MS OAK-DE-0100 Page 3 of3 NOTE: If the Renton School District announces a district-wide school closure due to adverse weather conditions or similar area emergency, the public bearing on this matter will be postponed. Parties of record will be notified of the time and date of the rescheduled hearing. Any questions regarding postponements and rescheduling can be directed to the Hearing Examiner's Office at (206) 296-4660. SLS:ms L02P0014 NOT Attachment Sign language and communication material in alternate formats can be arranged given sufficient notice at 296-1000 (TDD number 296-1024). ,.,. ••••• •••• •.:.:.:.• • • RULES OF PROCEDURE OF THE KING COUNTY HEARING EXAMINER Rule VIII. PRE-HEARING CONFERENCES A. Purpose and Initiation Pre-hearing conferences promote efficient case management by providing an informal process for early identification of issues and resolution of procedural matters in complex cases. Evidence generally will not be received at a pre-hearing conference, except when required in order for the examiner to rule on a motion. (Pre-marking and introduction of exhibits to which there is no objection may occur at the discretion of the examiner.) The examiner, on motion of any party or upon his/her own motion, may convene a pre-hearing conference to: I. Identify, clarify, limit or simplify issues. 2. Hear and consider pre-hearing motions. 3. Schedule hearings, identify parties and witnesses, determine the order of and limits upon testimony, obtain stipulations as to facts and law, identify and admit exhibits, order discovery, and consider and act upon any other matter which may aid in the efficient disposition of the hearing. B. Requests for Conference A motion to convene a pre-hearing conference shall be made to the examiner as soon as the need for a conference is recognized by the moving party (at least 21 days prior to the scheduled hearing date), and shall state the reasons for the request, including any motions to be presented. For good cause stated in the motion, the examiner may consider a request that fails to meet the 21-day requirement. For hearings authorized under KCC 20.24.080, a motion by any party for a pre-hearing conference shall be granted if timely. However, unless consented to by all parties or otherwise ordered for good cause by the examiner, no pre-hearing conference on an appeal can be convened later than 45 days after receipt of the statement of appeal by the hearing examiner's office. C. Proceedings at Conference A party who has received timely notice of a pre-hearing conference shall identify at the conference any pre-hearing motions not previously made which he/she intends to make. Parties or interested persons may also file timely written pre-hearing motions for consideration at the pre- hearing conference. Failure to make or disclose a motion which was available to the party at the time of the conference may be grounds for its denial if subsequently made. D. Pre-hearing Order Following a pre-hearing conference, the examiner shall issue an order specifying all items determined at the conference. The order shall be binding upon all parties and interested persons who received timely notice of the conference. Revised March 31, 1995 ' DIRECTIO.O DDES HEARING ROOM • 900 OAKESDALE AVE SW, RENTON SOUTHBOUND I-5 • EXIT 157-Marting Luther King Way • Tum RIGHT onto 68th Ave. S. 6tfh Ave. S. becomes MONSTER RD. SW Monster Rd. turns into OAKESDALE A VE SW DOES is on your left (building 900) NORTIIBOUND 1-5 • EXIT 154 to 1-405/WA-518/Burien/Renton Stay right to 1-405/Renton/Bellevue 1-405 EXIT I to WA-181/W. Valley Hwy. LEFT onto W. Valley Hwy/SR 181 RIGHT onto East Grady Way • LEFT onto Oakesdale Ave. SW DOES is on your right (building 900) NORTIIBOUND SR 167 • Northbound under the 1-405 overpass LEFT at SW 7th St. (2"d light) LEFT onto Oakesdale Ave. SW DOES is on your left (building 900) SOUTIIBOUND I-405 EXIT 2 to WA-167/Aubum/Rainier Ave. Follow to SR-167 (Valley Fwy.) north LEFT onto SW Grady Way • RIGHT onto Oakesdale Ave. SW DOES is on your right (building 900) NORTIIBOUND 1-405 • EXIT I to Interurban Ave. S/W est Valley Hwy LEFT at light at ramp bottom (north under 1-405) • RIGHT onto SW Grady Way • LEFT onto Oakesdale Ave. SW ODES is on your right (building 900) SW 7 m STREET SWGRAf)YWAY. N s -E G:\working\Misc\Hex\DDES directions.doc , OFFICE OF THE HEARING EXAMINER KING COUNTY, WASHINGTON 400 Yesler Way, Room 404 Seattle, Washington 98104 Telephone (206) 296-4660 Facsimile (206) 296-1654 • May 12, 2004 REPORT AND DECISION SUBJECT: Department of Development and Environmental Services File No. L02P0014 Proposed Ordinance No. 2004-0160 Location: SHAMROCK PROPERTY Preliminary Plat Application Between Northeast 4th Court and Southeast I 20th Street on the west side of 148th A venue Southeast Applicant: Cam-West Development, Inc., & Shamrock Highlands, LLC represented by Sara Slatten 9720 Northeast I 20th Place, Ste. 100 Kirkland, WA 98034 Telephone: (425) 825-1955 King County: Department of Development and Environmental Services represented by Kim Claussen 900 Oakesdale Avenue Southwest Renton, Washington 98055-1219 Telephone: (206) 296-7167 Facsimile: (206) 296-6728 SUMMARY OF DECISION/RECOMMENDATION: Department's Preliminary Recommendation: Department's Final Recommendation: Examiner's Decision: EXAMINER PROCEEDINGS: Hearing Opened: Hearing Closed: Approve subject to conditions Approve subject to revised conditions Approve subject to revised conditions May 6, 2004 May6,2004 • •• L02POO 14 -Shamrock Property Subdivision Page 2 of 14 Participants at the public hearing and the exhibits offered and entered are listed in the attached minutes. A verbatim recording of the hearing is available in the office of the King County Hearing Examiner. FINDINGS, CONCLUSIONS & DECISION: Having reviewed the record in this matter, the Examiner now makes and enters the following: FINDINGS: I. General Information: Developer: Engineer: STR: Location: Zoning: Acreage: Number of Lots: Density: Lot Size: Proposed Use: Sewage Disposal: Water Supply: Fire District: School District: Cam-West Development, Inc. 9720 NE 12o•h Place, Suite I 00 Kirkland, WA 98034 425-825-1955 Triad Associates 11814115th Ave NE Kirkland, WA 98034 425-821-8448 10-23-05 The site is located between NE 4•h Court and SE 120th St., on the west side of 1481h A venue SE R-4 29.8 acres 118 lots Approximately 4 units per acre Lots average approximately 5,000 square feet in size Single-family detached dwellings City of Renton King County Water District #90 City of Renton Issaquah School District Complete Application Date: October 29, 2002, revised October 8, 2003 2. Except as modified herein, the facts set forth in the King County Land Use Services Division's preliminary report to the King County Hearing Examiner for the May 6, 2004, public hearing are found to be correct and are incorporated herein by reference. The LUSD staff recommends approval of the application, subject to conditions. 3. Cam-West has filed a preliminary plat application to divide 29.8 acres into 118 lots for a single- family residential development. The property lies northeast of the City of Renton in a rapidly urbanizing area and consists of two minimally contiguous development pods. The larger northern ' • • L02P0014-Shamrock Property Subdivision Page 3 of 14 parcel was previously the site of a nursery and contains a low-impact development proposal comprising the 76 lots that lie north of Southeast !24th Street. The southern parcel contains 7 lots within King County plus another 11 lots within the City of Renton. The Renton parcel also contains a detention and water quality treatment tract that will serve the King County lots located south of Southeast 124th Street. The Renton portion of the subdivision is being reviewed by the City contemporaneously with King County review of the instant application. 4. The Shamrock plat is within one of three demonstration project areas identified in KCC 21 A.55.060 as suitable for experimentation in low impact development. As such the LID proposal has received unusually extensive review by King County staff. The primary emphasis of the experimental best management practices proposed for the LID portion of Shamrock is focused on reducing the plat's drainage impacts so that a smaller RID facility can be employed. Some of the innovations proposed include the use of cross-sloped roads with runoff sheet-flowing to swales, partial infiltration of roof and drain runoff, and the use of amended soils to increase infiltration capacity. 5. The proposed northern drainage pond complex lies adjacent to a large wetland on the west side of the LID property, the southern half of which has been significantly disturbed and filled. The Applicant has received a waiver of SAO restrictions against placing an RID facility within a wetland buffer and is proposing that its water quality treatment cell will function as a constructed wetland. In addition, the Applicant will remove the fill and replant the wetland and buffer with native vegetation. Removal of the fill will restore the hydro logic connection between the north and south portions of the wetland and will allow flows from the wetland to revert to their historic discharge patterns. Because this wetland discharges to both the northern and southern basins for the plat, the actual flow patterns after restoration will need to be monitored to determine whether offsite releases occur as modeled. Runoff discharges to the wetland will also be monitored for toxicity to assess the efficiency of the water quality treatment system. 6. The SEP A conditions attached to this application require Shamrock to contribute a proportional share to signal and tum lane improvements at the intersection of SR 9001148th Avenue Southeast located north of the plat. These improvements will correct a level-of-service F condition and poor sight distance characteristics, as well as reduce left turns at the SR 900/164th Avenue Southeast intersection where a high-accident location exists. CONCLUSIONS: I. If approved subject to the conditions imposed below, the proposed subdivision makes appropriate provision for the public health, safety and welfare; serves the public use and interest; and meets the requirements ofRCW 58.17.110. 2. The conditions of approval imposed herein, including dedications and easements, will provide improvements that promote legitimate public purposes, are necessary to serve the subdivision and are proportional to its impacts; are required to make the proposed plat reasonably compatible with the environment; and will carry out applicable state laws and regulations and the laws, policies and objectives of King County. • • L02POO 14 -Shamrock Property Subdivision Page 4 of 1'4 DECISION: The preliminary plat application for Shamrock, as revised and received on February 13, 2004, is APPROVED, subject to the following conditions of final plat approval: l. Compliance with all platting provisions of Title 19A of the King County Code. 2. All persons having an ownership interest in the subject property shall sign on the face of the final plat a dedication which includes the language set forth in King County Council Motion No. 5952. 3. The plat shall comply with the base density and minimum density requirements of the R-4 zone classification. All lots shall meet the minimum dimensional requirements of the R-4 zone classification or shall be as shown on the face of the approved preliminary plat, whichever is larger, except that minor revisions to the plat which do not result in substantial changes may be approved at the discretion of the Department of Development and Environmental Services. 4. All construction and upgrading of public and private roads shall be done in accordance with the King County Road Standards established and adopted by Ordinance No. I 1187, as amended (1993 KCRS). 5. The Applicant must obtain the approval of the King County Fire Protection Engineer certifying the adequacy of the fire hydrant, water main, and fire flow to meet the standards of Chapter 17.08 of the King County Code. 6. Final plat approval shall require full compliance with the drainage provisions set forth in King County Code 9.04. Compliance may result in reducing the number and/or location oflots as shown on the preliminary approved plat. Preliminary review has identified the following conditions of approval, which represent portions of the drainage requirements. All other applicable requirements in KCC 9.04 and the Surface Water Design Manual (SWDM) must also be satisfied during engineering and final review. a. Drainage plans and analysis shall comply with the 1998 King County Surface Water Design Manual and applicable updates adopted by King County. ODES approval of the drainage and roadway plans is required prior to any construction. b. Current standard plan notes and ESC notes, as established by ODES Engineering Review, shall be shown on the engineering plans. c. The following note shall be shown on the final recorded plat: All building downspouts, footing drains, and drains from all impervious surfaces such as patios and driveways shall be connected to the permanent storm drain outlet as shown on the approved construction drawings # on file with ODES and/or the King County Department of Transportation. This plan shall be submitted with the application of any building permit. All connections of the drains must be constructed and approved prior to the final building inspection approval. For those lots that are designated for • • • • • LOiPOO 14 -Shamrock Property Subdivision Page 5 of 14 individual lot infiltration systems, the systems shall be constructed at the time of the building permit and shall comply with plans on file." · 7. A surface water adjustment (L04V0003) is approved for this subdivision. All conditions of approval for this adjustment shall be met upon submittal of the engineering plans. Note that this adjustment allows the use of low-impact designs for the stormwater facilities on the north portion of the site. The storm water facilities shall be constructed in general conformance with the preliminary grading and storm drainage plan received February 13, 2004; unless otherwise approved by ODES. The final amended soil design shall be reviewed and approved with the engineering plans. 8. The stormwater facilities shall meet at a minimum the Level 2 flow control and basic water quality requirements in the 1998 King County Surface Water Design Manual (KCSWDM). The north stormwater detention pond shall be placed in a separate tract dedicated to King County for maintenance. The south stormwater detention facility is within the City of Renton. Engineering plans for the construction of this facility shall be approved by Renton. 9. The I 00-year floodplain for any onsite wetlands or streams shall be shown on the engineering plans and the final recorded plat per the 1998 King County Surface Water Design Manual (KCSWDM). I 0. The following road improvements are required to be constructed according to the 1993 King County Road Standards(KCRS): a. SE 124'h Street from 1461h Ave SE to148'h Ave SE shall be improved to the urban subcollector street standard. b. 144 1h Place SE; 146th Ave SE, 1461h Ct. SE(from SE 124'h St. to SE 121" St); SE 121" St.(from 1461h Ct. to 148'h Ave SE); 144th Ave SE/SE 124'h St.(from thel451h Ave SE extn. to 146th Ave SE); shall be improved to the urban subaccess street standard. c. SE 125'h St/147'h Ave SE; 146'h Ct. SE ( from SE 121" St. to end); 145th Ave SE (from SE 124th St. to 144th Ave SE); 144 1h Ave SE (from 145'h Ave SE extn. to end); shall be improved to the urban minor access street standard. d. FRONTAGE: The site's property frontages along 148th Ave SE (west side) shall be improved to the urban collector arterial standard with sidewalk. The property frontages (tax lots 9021, 9026, 9170 and 9259) along 148th Ave. SE shall be addressed at engineering plan submittal, to either provide for a paved shoulder or thickened edge section. Off-site property owners shall be contacted for design and construction coordination. The final frontage proposal shall be reviewed and approved by ODES at engineering design review. The frontage improvements shall be evaluated at engineering plan submittal for safe walking conditions per the KCRS. • • L02POO 14 -Shamrock Property Subdivision Page 6 of 14 e. Tract N shall be improved lo the private access tract standard per Section 2.09 of the KCRS. This tract shall be owned and maintained by the owners of the lots served. Notes to this effect shall be shown on the final recorded plat. f. Tracts D, J, and M shall be improved as joint use driveways per Section 3.01 of the KCRS. These driveways shall be owned and maintained by the owners of the Lots served. Notes to this effect shall be shown on the final recorded plat. g. That portion of Lot 35, lying within the 30-feet existing easement for ingress and egress, shall be dedicated as R/W. A R/W radius shall also be provided at Lot 35 (SE quadrant J44•h PL SE) and at Lot 42 (NW quadrant 146'h Ave SE). h. Tracts P and Q shall be dedicated as public R/W. Sixteen feet of right-of-way shall be provided along the northerly portion of lot 35. i. Right-of-way radius shall be provided as follows -SE comer oflot 42; SW comer of lot 34; NW comer oflot 35; SE comer of lot 26. J. Modifications to the above road conditions may be considered according to the variance procedures in Section 1.08 of the KCRS. k. Tracts A and C shall be included within the right-of-way. I. Road Variance L04V0004 is approved for this project. All conditions of approval for this variance shall be incorporated into the engineering plans. m. Details for waiting area for school children along I 48'h Ave SE shall be determined by the Applicant and the Issaquah School District, prior to or concurrent with the engineering plan submittal. Details of this waiting area shall be shown on the engineering plans and accompanied by correspondence from the School District. 11. All utilities within proposed rights-of-way must be included within a franchise approved by the King County Council prior to final plat recording. 12. The Applicant or subsequent owner shall comply with King County Code 14.75, Mitigation Payment System (MPS), by paying the required MPS fee and administration fee as determined by the applicable fee ordinance. The Applicant has the option to either: (I) pay the MPS fee at final plat recording, or (2) pay the MPS fee at the time of building permit issuance. If the first option is chosen, the fee paid shall be the fee in effect at the time of plat application and a note shall be placed on the face of the plat that reads, "All fees required by King County Code 14.75, Mitigation Payment System (MPS), have been paid." If the second option is chosen, the fee paid shall be the amount in effect as of the date of building permit application. 13. Lots within this subdivision are subject to King County Code 21A.43, which imposes impact fees to fund school system improvements needed to serve new development. As a condition of final approval, fifty percent (50%) of the impact fees due for the plat shall be assessed and collected immediately prior to recording, using the fee schedules in effect when the plat receives final • ' ' • • • L02POOl4 -Shamrock Property Subdivision Page 7 of 14 approval. The balance of the assessed fee shall be allocated evenly to the dwelling units in the plat and shall be collected prior to building permit issuance. 14. Except as modified below in condition no. 15, the proposed subdivision shall comply with the Sensitive Areas Code as outlined in King County Code 21A.24. Permanent survey marking shall be addressed prior to final plat approval. Temporary marking of sensitive areas and their buffers (for example, with bright orange plastic construction fencing) shall be shown on the engineering plans and placed on the site and shall remain in place until all construction activities are completed. Permanent signs identifying the sensitive areas shall be shown on the engineering plans and installed as part of the plat construction activities. 15. Wetlands a. Class 2 wetlands shall have a minimum 50-foot ofundisturbed or enhanced native vegetation. Wetlands and their buffers shall be placed in sensitive area tracts. A minimum 15-foot building setback line shall be required from the edge of all sensitive area buffers. b. Buffer width averaging may be allowed if it will provide additional protection to wetlands or enhance their functions, as long as the total area in buffer does not decrease. Buffer averaging in conformance with the Code and administrative rules is proposed as shown on the preliminary plat plans. Buffer reductions of about 6,670 square feet would be compensated for by providing additional buffer area of about 23,400 square feet. Additionally, much of the buffer has been degraded by prior activities on the site, and the project would enhance the native vegetation of these wetland buffers. The enhanced wetland buffer must provide equal or greater biologic functions, including habitat, and equivalent or better hydrologic functions. c. Post-development wetland hydrology for the smaller, more frequent storm events shall match pre-development wetland hydrology to the maximum extent feasible. Calculations, graphs and text shall be included in the Technical Information Report with the engineering plans to show bow this condition will be met, to be reviewed by ODES Environmental Scientist. d. Approved alterations to wetlands or their buffers including removal of wetland fill and enhancement of buffers shall require that a detailed mitigation plan shall be submitted for review along with the engineering plans. The mitigation plan must include final grades, hydrologic calculations showing how the mitigation feature will function, and a planting plan showing plant species, sizes, quantities and locations. The plan shall list goals and objectives, construction and installation notes, performance standards, and monitoring and maintenance measures. e. A conceptual mitigation plan shall be submitted for review along with the engineering plans for the proposed wetland reconnection area west of the stormwater facility in Tract H. The conceptual mitigation plan must include proposed grades, hydrologic calculations showing how the mitigation feature will function, and a planting scheme showing plant species, sizes and quantities. The plan shall also list goals and objectives, construction • • L02P0014-Shamrock Property Subdivision Page 8 of 14 and installation notes, perfonnance standards, and monitoring and maintenance measures. This plan shall be conceptual to allow for in-the-field location of a few channels through the northern fill area where a young alder forest has grown, leaving some areas of alder forest to mature. This mitigation area will be shown on the engineering plans as a concept, with notes requiring field location of the channels in order to protect the larger and healthier alder trees. An as-built mitigation plan shall be submitted for this wetland reconnection area west of the proposed stonnwater pond in Tract H, following construction. f. Approval of the project wetland mitigation plans will include the requirement for posting financial guarantee(s) to insure installation and success of the plan. Monitoring for up to five years from the date of installation shall be required, prior to a final inspection of the mitigation plan. Monitoring will commence upon a field inspection and approval of the installed mitigation areas by ODES Environmental Scientist. The financial guarantee(s) will be released when the perfonnance standards have been met. If the perfonnance standards have not been met at the conclusion of the monitoring period, a contingency plan will be required to remedy the situation, and the monitoring period may be extended. g. The western half(wet pond) of the stonnwater facility pond shown in Tract Hon the plans may be located within the wetland and wetland buffer restoration area, and will be considered restored wetland and wetland buffer as well as a stonnwater facility. The wet pond shall be landscaped using native species at densities recommended in the Sensitive Areas Mitigation Guidelines to restore both wetland and buffer habitat. The plan for the wet pond shall be reviewed by DOES Engineering and Environmental Scientist staff. The planting plan shall be part of the wetland mitigation plans for the site, and meet the criteria for those plans specified above. h. Post-construction monitoring of the wet pond in the stonnwater facility in Tract H will include monitoring the water quality in the wet pond to evaluate its toxicity to wetland- dependent wildlife. Post-construction water level fluctuations will also be monitored along with observations of impacts on amphibians. Monitoring methods and schedule shall be included with the mitigation plans required above. 1. The Applicant shall prepare an operations and maintenance manual for the wet pond of the northern stonnwater facility, including the vegetation, to provide to either King County Facilities Maintenance or the Homeowners' Association, depending upon which group has ownership of the stonnwater wet pond. This Manual will be reviewed and approved by King County DOES Engineer and Environmental Scientist at the time of engineering plan review. J. The following note shall be shown on the final engineering plan and recorded plat: RESTRJCTIONS FOR SENSITIVE AREA TRACTS AND SENSITIVE AREAS AND BUFFERS Dedication of a sensitive area tract/sensitive area setback area conveys to the public a beneficial interest in the land within the tract/setback area. This interest • • • L02POOl4-Shamrock Property Subdivision Page 9 of 14 includes the preservation of native vegetation for all purposes that benefit the public health, safety and welfare, including control of surface water and erosion, maintenance of slope stability, and protection of plant and animal habitat. The sensitive area tract/setback area imposes upon all present and future owners and occupiers of the land subject to the tract/setback area the obligation, enforceable on behalf of the public by King County, to leave undisturbed all trees and other vegetation within the tract/setback area. The vegetation within the tract/setback area may not be cut, pruned, covered by fill, removed or damaged without approval in writing from the King County Department of Development and Environmental Services or its successor agency, unless otherwise provided by law. The common boundary between the sensitive area tract/sensitive area setback area and the area of development activity must be marked or otherwise flagged to the satisfaction of King County prior to any clearing, grading, building construction or other development activity on a property subject to the sensitive area tract/setback area. The required marking or flagging shall remain in place until all development proposal activities in the vicinity of the sensitive area and buffer are completed. No building foundations are allowed beyond the required 15-foot building setback line, unless otherwise provided by law. 16. Suitable recreation space shall be provided consistent with the requirements ofKCC 21A.14.180 and KCC 2 IA.14.190 (i.e., sport court[s), children's play equipment, picnic table[s), benches, etc.). a. An overall detailed recreation space plan shall be submitted for review and approval by DOES, prior to or concurrent with the engineering plans. This plan shall include location, area calculations, dimensions, and landscape specs, equipment specs, etc b. A performance bond for recreation space improvements ·shall be posted prior to recording of the plat. 17. A homeowners' association or other workable organization shall be established to the satisfaction of DD ES which provides for the ownership and continued maintenance of the recreation, open space and/or sensitive area tract(s). 18. Street trees shall be provided as follows (per KCRS 5.03 and KCC 21A.16.050): a. Trees shall be planted at a rate of one tree for every 40 feet of frontage along all roads. Spacing may be modified to accommodate sight distance requirements for driveways and intersections. . b. Trees shall be located within the street right-of-way and planted in accordance with Drawing No. 5-009 of the 1993 King County Road Standards, unless King County • • L02P0014-Shamrock Property Subdivision Page 10 of 14 Department of Transportation detennines that trees should not be located in the street right-of-way. c. If King County detennines that the required street trees should not be located within the right-of-way, they shall be located no more than 20 feet from the street right-of-way line. d. The trees shall be owned and maintained by the abutting Jot owners or the homeowners association or other workable organization unless the County has adopted a maintenance program. Ownership and maintenance shall be noted on the face of the final recorded plat. e. The species of trees shall be approved by ODES if located within the right-of-way, and shall not include poplar, cottonwood, soft maples, gum, any fruit-bearing trees, or any other tree or shrub whose roots are likely to obstruct sanitary or stonn sewers, or that is not compatible with overhead utility lines. f. The Applicant shall submit a street tree plan and bond quantity sheet for review and approval by DOES prior to engineering plan approval. g. The Applicant shall contact Metro Service Planning at 684-1622 to detennine if 148'h Ave SE is on a bus route. If so, the street tree plan shall also be reviewed by Metro. h. The street trees must be installed and inspected, or a perfonnance bond posted prior to recording of the plat. Ifa perfonnance bond is posted, the street trees must be installed and inspected within one year ofrecording of the plat. At the time of inspection, if the trees are found to be installed per the approved plan, a maintenance bond must be submitted or the perfonnance bond replaced with a maintenance bond, and held for one year. After one year, the maintenance bond may be released after DOES has completed a second inspection and detennined that the trees have been kept healthy and thriving. 19. The following have been established under SEPA authority as necessary requirements to mitigate the adverse environmental impacts of this development. The Applicants shall demonstrate compliance with these items prior to final approval. a. To mitigate the significant adverse impact the plat of Shamrock will have on the intersections of SR 900/1481h Ave SE and SR 900/1641h Ave SE, the Applicant shall install, either individually or in conjunction with other development projects in this area, the following improvements at the SR 900/148th Ave intersection: • A traffic signal, and • Eastbound and westbound left tum Janes The design for the SR 900/148'h Ave intersection improvements shall be approved by the Washington State Department of Transportation (and by King County to the extent such improvements are located in County right-of-way). In addition, at a minimum, the existing entering sight distance looking east for the north and south legs of the intersection (602 feet and 386 feet, respectively) shall not be reduced as part of the • . " • • Lb2Poo I 4 -Shamrock Property Subdivision Pagellofl4 intersection improvements. Documentation shall be submitted to show this requirement is met. All construction work associated with the intersection improvements shall be completed between April l" and September 30'". This seasonal restriction shall be clearly shown on the final engineering plans. In lieu of the installation of the above-noted intersection improvements prior to final plat approval, the Applicant may post a financial guarantee with WSDOT which assures the installation of these improvements within two years of the recording of Shamrock. In this event, intersection improvement design must be approved by WSDOT prior to King County approval of the engineering plans for Shamrock. If the above-noted intersection improvements have already been made by others prior to the recording of Shamrock, or a financial guarantee has been posted by others which assures the installation of these improvements, then the Applicant for Shamrock shall pay a pro-rata share dollar amount to the developer who has made the improvements or "bonded" for the improvements, in an amount proportional to the impacts of Shamrock. The pro-rata share dollar amount to be paid shall be set by WSDOT, and documentation shall be provided by the Shamrock Applicant to the King County Land Use Services Division to show this payment has been made, prior to final plat recording. The pro-rata dollar amount to be paid shall be based on the following: • The final Shamrock lot count • The trip distribution for Shamrock • The total trips contributed to the intersection of SR 900.14811, Ave by the plats of Aster Park (LOOP0024), Stone Ridge 9L99P3008), East Renton (L02P0005), Shamrock (L02POOl4), Rosemonte (aka Ironwood -L03POOl 8) and any future land use applications submitted to King County for which compliance with the King County Intersection Standards (KCC 14.80) is required at either the SR 900/14811, Ave intersection, or the SR 900/164'" Ave High Accident Location. In the event that either King County or WSDOT adopts a formal "latecomer's" system prior to final plat recording, that system may be followed in lieu of the approach described above, at the discretion of the Applicant, as long as at a minimum there is a financial guarantee which assures the above-noted intersection improvements will be installed within two years of the date of recording of the plat of Shamrock. [Comprehensive Plan Policy T-303 and King County Code 21A.28.060A] b. Documentation shall be provided to demonstrate to the satisfaction ofWSDOT that stopping sight distance (360 feet) is available on the east leg of the SR 900/148'" Ave intersection. The intersection shall be modified by the Applicant, if necessary, so that this stopping sight distance requirement is met on the east leg. In addition, the Applicant shall clear vegetation within the right-of-way along SR 900, east of 14811, Ave., to maximize the entering sight distance for the north and south legs of the intersection. [Comprehensive Plan Policy T-303 and King County Comprehensive Policy T-303 and King County Code 21A.28.060AJ • • L02P0014 -Shamrock Property Subdivision Page 12 of 14 21. The northerly portion (north of SE 124•h St.) shall comply with lhe Build Green requirements of Ordinance 14662 (Low Impact Development). Applicable notes, as necessary shall be shown on the engineering plans and final plat. ORDERED this 12th day of May, 2004. King County Hearing Examiner TRANSMIITED this 12th day of May, 2004, to the parties and interested persons of record: Terra Behan William Condrey Claudia Donnelly Jeff Foster Bryant Kelly Anna Nelson Sara Slatten Laura Casey Kristen Langley Larry West Rick Boston Jeffrey Cox John Eliason Mike Fraser Rebecca Lind Todd Oberg Gregg Zimmerman Kim Claussen Carol Rogers Bruce Whittaker Eric Campbell Rebecca Cushman Pat Flattum John Graves Kenneth Martin Seattle KC Health Dept. Greg Borba Steve Foley Steve Townsend In order to appeal the decision of the Examiner, written notice of appeal must be filed with the Clerk of the King County Council with a fee of$250.00 (check payable to King County Office of Finance) on or before May 26, 2004. If a notice of appeal is filed, the original and six (6) copies of a written appeal statement specifying the basis for the appeal and argument in support of the appeal must be filed with the Clerk of the King County Council on or before June 2, 2004. Appeal statements may refer only to facts contained in the hearing record; new facts may not be presented on appeal. Filing requires actual delivery to the Office of the Clerk of the Council, Room I 025, King County Courthouse, 516 3"' Avenue, Seattle, Washington 98104, prior to the close of business (4:30 p.m.) on the date due. Prior mailing is not sufficient if actual receipt by the Clerk does not occur within the applicable time period. The Examiner does not have authority to extend the time period unless the Office of the Clerk is not open on the specified closing date, in which event delivery prior to the close of business on the next business day is sufficient to meet the filing requirement. !fa written notice of appeal and filing fee are not filed within fourteen (14) calendar days of the date of this report, or if a written appeal statement and argument are not filed within twenty-one (21) calendar days of the date of this report, the decision of the hearing examiner contained herein shall be the final decision of King County without the need for further action by the Council. ... . ' . . • •• L02POOl 4 -Shamrock Property Subdivision Page 13 of 14 MINUTES OF THE MAY 6, 2004, PUBLIC HEARING ON DEPARTMENT OF DEVELOPMENT AND ENVIRONMENTAL SERVICES FILE NO. L02P0014. Stafford L. Smith was the Hearing Examiner in this matter. Participating in the hearing were Kim Claussen, Laura Casey, Kristen Langley, Steve Foley and Bruce Whittaker representing the Department; Sara Slatten representing the Applicant; and Jeffrey L. Cox and Rebecca Cushman. The following exhibits were offered ancl entered into the record: Exhibit No. I Exhibit No. 2 Exhibit No. 3 Exhibit No. 4 Exhibit No. 5 Exhibit No. 6 Exhibit No. 7 Exhibit No. 8 Exhibit No. 9 Exhibit No. I 0 Exhibit No. 11 Exhibit No. 12 Exhibit No. 13 Exhibit No. 14 Exhibit No. 15 Exhibit No. 16 Exhibit No. 17 Exhibit No. 18 Exhibit No. 19 Exhibit No. 20 Exhibit No. 21 Exhibit No. 22 Exhibit No. 23 Exhibit No. 24 ODES File No. L02POOl4 DOES Preliminary Report dated May 6, 2004 Application received August I, 2002 Environmental checklist received August I, 2002 Mitigated Declaration of Non-significance dated March 26, 2004 Affidavit of Posting indicating November 18, 2002 as date of posting and November 18, 2002 as the date the affidavit was received by DDES Plat Map and Conceptual Drainage Plan received by DDES on February 13, 2004 (Revision) Concurrency Certificate received August I, 2002 Assessors Maps; NE/SE I 0-23-05 & SW 11-23-05 Ordinance No. 14662 Low Impact Development Proposal from Triad Associates; received by ODES on October 8, 2003 Level I Downstream Analysis by Triad Associates, received by DOES on August I, 2002 Land Use Map Revised Level I Downstream Analysis by Triad Associates, received by DOES on January 21, 2004 Revised Level I Downstream Analysis by Triad Associates, received by DOES on January 26, 2004 There was no exhibit Technical Information Report prepared by Triad Associates, received by DOES on October 8, 2003 Traffic Impact Analysis by Garry Struthers Associates, Inc., received by DOES on August I, 2002 Memo from Joan M. Smelser of Garry Struthers dated January 6, 2003; Addendum Traffic Study Memo from Jeff Haynie of Transportation Engineering North West to Kim Claussen Dated February 12, 2004 on MPS Fee Credits Email from Kristen Langley to Kim Claussen and Bruce Whittaker dated April 28, 2004 re an addendum to the traffic study Letter to Camwest from Paulette Norman dated March 19, 2004 on King County Road Services Division's on Variance Decision Email to Camwest and Kim Claussen from Jeff Lee dated March 22, 2004 On MPS credit Wetland Determination prepared by Cam West Development, Inc., received by DOES on August I, 2002 • • L02POOI4-Shamrock Property Subdivision Page 14 of 14 Exhibit No. 25 Exhibit No. 26 Exhibit No. 27 Exhibit No. 28 Exhibit No. 29 Exhibit No. 30 Exhibit No. 31 SLS:ms L02POO 14 RPT Letter to Laura Casey fonn C. Gary Schulz dated October 6, 2003; Addendum Wetland Study Letter to DOES from the City of Renton dated November 27, 2002 Letter to Sara Slatten and Rebecca Cushman from ODES dated March 25, 2004 Re: drainage adjustment decision Revised condition IO d. PowerPoint Presentation photographs Low Impact Development Plan Overall site pan ' . . . . •• ® TO: FAX NO.: PHONE NO.: • • King County Dept. of Development and Environmental Services Land Use Services Division 900 Oakesdale Avenue Southwest Renton, Washington 98055-1219 Fax No. 206-296-6613 or 206-296-7051 FAX COVER SHEET Ginger/ Marka 206-296-1654 206-296-4660 Total numbers of pages including this cover sheet: _d_ Date: From: Carol Rogers Sender's Name Time: ~.·L'.l 7 k· M 1 Phone: 206-296-7116 Sender's Phone Permit Name/Number: L02P0014 -SHAMROCK PROPERTY Subdivision Parties of Record list. applicant name & address, property location. COMMENTS: Hearing date is set for May 6. 2004. SEPA appeal period will end on 04/19/04. ExamincrFaxCover.doc MAIN FILE COPY • • BEHAN, TERRA L02POOl4 ELIASON. JOHN L02P0014 11920148THAVESE K.C. HOUSl1'G AUTIIORITY RENTON, WA 98059 600 ANDOVER PARK W. SEATTLE.WA 98188-3326 BORBA, GREG L02POOl4 FLAlTUM, PAT L02P00l4 CURRENT PLANNING SUPERVISOR 12422148TIIAVESE ODES I LUSD RENTON. WA 98059 MS, OAK -DE-0100 80STON, RICK L02P00!4 FOSTER, JEFF L02P0014 I 3425 E. LK KA TH LEEN DR GGLO RENTON WA 98059 1301 ISTAVEN0 .. 301 SEAlTLE. WA 98101-2074 CAMPBELL, ERIC L02P0014 FRASER, MIKE LD2P00l4 SHAMROCK HIGHLANDS I.LC 5516 NE 4TH CT 9720 NE !20Tll PL #100 RENTON WA 98059 KIRKLAND, WA 98034 CAMWEST L02P0014 GRAVES. JOHN L02P0014 SARA SLATTEN LOZIER HOMES 9720 NE ! 20TH PL, # l 00 l203114TIIAVESE KIRKLAND, WA 98034 BELLEVUE WA 98004 CASEY, LAURA L02P0014 KC HEARING EXAMINER'S OFFICE L02POOl4 WETLAND REVIEW ATTN: M/\RKA/GJN(iER ODES/ LUSD L02P0014 SHAMROCK MS, OAK -DE-0100 MS, YES ·CC· 0404 CLAUSSEN, KIM L02POOl4 KELLY,URYANT L02P0014 PROGRAM MANAGER Ill 12601148TH AVE SE DDES/LUSD RENTON, WA 98059 MS: OAK· DE· 0100 cor-:DREY. WILLIAM L02P0014 LANGLEY. KRISTEN L02POOJ4 TRIAD ASSOCIATES LAND USE TRAFFIC REVIEW ll8!4115THAVENE DDES/LUSD KIRKLAND, WA 98034 MS: OAK -DE-0100 DONNELLY, CLAUDIA L02POOl4 LIND, REBECCA L02P00\4 !0415 147THAYESE CITY OF RENTON EDNSP DEPT. RENTON, WA 98059 1055 S. GRADY WAY RENTON. WA 98055 i I I MARTIN, KENNETH A. 12439 148TH A VE SE RE'.\:TO:--.'. WA 98059 NELSON, ANNA BUCK AND GORDON LLP 2025 1ST AVE, SUITE#500 SEAITI.E, WA 98121-3140 OBERG, TODD TRIAD ASSOCIATES ll814 l\5THAVENE KIRKLAND, WA 98034 PRINGLE, LISA ODES/ SPRS MS, OAK -DE-0100 ROGERS, CAROL CURRENT PLANNING SECTION DOES I LUSD MS: OAK-DE· 0100 SEA TILE KC HEAL TH DEPT. E. DISTR. ENVIRN. HEALTH 14350 SE EASTGATE WAY BELLEVUE, WA 98007 TOWNSEND, STEVE LAND USE INSPECTIONS MS: OAK -DE-0100 DOES/I.USO WEST, LARRY GEO REVIEW DOES/ I.USO MS, OAK-DE -0100 WHITTAKER, BRUCE PRELIMINARY REVIEW ENGINEER DOES/ LUSD MS: OAK -DE-0100 • L02PD014 L02POOJ4 L02P00\4 L02P0014 L02P00!4 L02P0014 L02P0014 L021'0014 L02POOl4 • ZIMMERMAN. GREGG, ADMINISTRATOR CITY OF RENTOJ\'. l'lJBI.IC WORKS 1055 SOU'l ii (iRADY WAY RENTON, WA 98055 LD2POOJ4 <® • Notic•f Decision and Department of Development and Environmental Services Land Use Services Division Notice of Recommendation and Hearing 900 Oakesdale Avenue Southwest Renton, Washington 98055-1219 File No.: L02P0014 Project Name: Shamrock Property Su.bdivision DOES Planner: Applicant: Project Location: Project Description: Permits Requested: Kim Claussen, 206-296-7167 Cam-West 9720-NE 1201h Place, Suite #100 Kirkland, WA 98034 425-825-1955 The site is located between NE 4th Court and SE 1201h Street on the west side of 1481h Ave SE This is a request ·to subdivide 29.8 acres into 118 lots for detached single-family dwellings and tracts for recreation and sensitive areas. A portion of the drainage facilities associated with this project are currently proposed to the south, within the City of Renton. The northerly portion ofthe site is also a Low Impact Development demonstration project per Ordinance 14662. Formal Subdivision SEPA Threshold Determination: Mitigated Determination of Non-Significance (MONS) Issued March 26, 2004 Department Recommendation to the Hearing Examiner: PublicHearing.Date: Location of Public Hearing: Comment/Appeal Procedure: Approve, subject to con_ditions May 6, 2004 at 9:30 a.m. ODES, Hearing Room -first floor 900 Oakesdale Avenue Southwest Renton, WA 98055-1219 Comments on this SEPA determination are welcome. This SEPA determination may also be appealed in writing to the King County Hearing Examiner. A notice of appeal must be filed with the Land Use Services Division at the address listed below prior to 4:30 p.m. on April 19, 2004, and be accompanied with a filing fee of $250.00 payable to the King County Office of Finance. If a timely Notice of Appeal has been filed, the appellant shall also file a Statement of Appeal with the Land Use Services Division at the address listed below prior to 4:30 p.m. on April 19, 2004. The Statement of Appeal shall identify the decision being appealed (including the file number) and the alleged errors in that decision. Further, the Statement of Appeal shall state: 1) specific reasons why the decision should be reversed or modified; and 2) the harm suffered or anticipated by the appellant, and the relief sought. The scope of an appeal shall be based on matters or issues raised in the Statement of Appeal. Failure to timely file a Notice of Appeal, appeal fee or Statement of Appeal, deprives the Hearing Examiner of jurisdiction to consider the appeal. Appeals on the SEPA decision must be submitted to the Department of Development and Environmental Services (DOES) at the address listed below. DOES will issue a written report and recommendation to the Hearing Examiner two weeks prior to the public hearing. Persons wishing to receive a copy should contact DDES/LUSD. Following the close. of the public hearing, the Hearing Examiner will issue a written decision which may be appealed to the Metropolitan-King County Council. Appeal procedures will be stated in the Examiner's written recommendation and decision. Any person wishing additional information on this proposed project should contact DDES/LUSD at the address and/or telephone number listed. Written comments may also be submitted to ODES. A public hearing as required by law will be held to consider the approval of this application. If the Renton School District announces a district-wide school closure due to adverse weather conditions or similar area emergency, the public hearing on this matter will be postponed. Interested parties will be notified of the time and date of the rescheduled hearing. Any questions regarding postponements and rescheduling can be directed to the Hearing Examiner's Office at (206) 296-4660. Date Mailed: March 26. 2004 DDES--Land Use Services Division Attn: Permit Center 900 Oakesdale Avenue Southwest Renton, Washington 98055-1219 If you have any questions regarding the appeal procedures, please contact the planner at the phone number listed above. If you require this material in braille, audio cassette, or large print, call (206) 296-6600 (voice) or (206) 296-7217 (TTY). • ® King County Department of Development and Environmental Services Land Use Services Division 900 Oakesdale Avenue Southwest Renton WA 98055-1219 DATE: TO: FM: RE: March 24, 2004 Anne Noris, Clerk of the Council King County Council Greg Borba, Planning Supervisor Land Use Services Division Introductory Ordinances for Preliminary Plats • Attached are Introductory Ordinance(s) for the Hearing Examiner's agenda scheduled for public hearing, as follows: File No. L02P0014-SHAMROCK PROPERTY SUBDIVISION scheduled to be heard on May 6, 2004. A copy of the hearing agenda for each item is also attached for your infomiation. If you have any questions or need additional information, please contact me at 296-7118. Attachments w:J,i; MAIN FILE COPY t:" • ® King County Department of Development and Environmental Services Land Use Services Division 900 Oakesdale A venue Southwest Renton WA 98055-1219 PRELIMINARY PLAT AGENDA HEARING EXAMINER • FOR METROPOLITAN-KING COUNTY COUNCIL LAND USE SERVICES DIVISION, BLACKRIVER CORPORATE PARK KING COUNTY DDES HEARING ROOM 900 OAKESDALE AVE SW, RENTON WA May 6, 2004 -PUBLIC HEARING 9:30 a.111, or as soon thereafter as possible FILE NO. L02P0014 SHAMROCK PROPERTY SUBDIVISION PRELIMINARY PLAT REQUEST Owner: Shamrock Highlands LLC, Cam West agent Address/Phone: 9720 NE 120'h Place, Suite #100 Kirkland, WA 98034 Phone: (425) 825-1955 STR: 10-23-05 Location: Located between NE 4th Court and SE 120'h Street, on the west side of 148 1h Avenue SE. Land Measurement: 29.8 acres Proposed Use: To subdivide into 118 lots for detached single-family dwellings and tracts for recreation and sensitive areas. Fire District: No. 25 School District: #411 Issaquah r .. title .. body • • AN ORDINANCE authorizing a subdivision on certain property located between NE 4th Court and SE 120'h Street on the west side of 148 1h Avenue SE, at the request of Shamrock Highlands LLC, department of development and environmental services file no. L02P0014 . / • • King County • Department of Development and Environmental Services Mitigated Determination of Non-Significance For Date of Issuance: Project: Location: King County Permits: County Contact: Proponent: Zoning: Community Plan: Drainage Subbasin: Section/Township/Range: Notes: Shamrock (ODES File No. L02P0014) March 26, 2004 This is a request to subdivide 29.8 acres into 118 lots for detached single-family dwellings and tracts for recreation and sensitive areas. A portion of the drainage facilities associated with this project are currently proposed to the south, within the City of Renton. The northerly portion of the site is also a Low Impact Development demonstration project per Ordinance 14662. The site is located between NE 4th Ct. and SE 1201h Street on the west side of 148'h Ave SE Formal Plat Kim Claussen, Project Manager ill (206) 296-7167 Cam-West 9720 NE J 20'h Place, Suite I 00 Kirkland, WA 98034 ( 425)825-1955 R-4 Newcastle May Creek I 0-23-05 I I ' ': s A. This finding is based on review of the revised project site plan received February 13, 2004, environmental checklist received August I, 2002, Level I Drainage Analysis received August I, 2002, Preliminary Technical Information report received October 8, 2003 (revision), Low Impact Development outline received September 26, 2003, traffic study received August 1, 2002 and revisions received January 6, 2003 & February 6, 2003, wetland determination, by Shulz (dated June 28, 2002), letter regarding conceptual wetland mitigation & buffer averaging, Shulz (dated October 6, 2003), LID modifications to wetland regulations letter, Shulz ( dated January 22, 2004), Wetland Analysis & Restoration report by B-twelve ( dated April 6, 1993), geotechnical report received August I, 2002, drainage · / Item No. L..jia.Q~a!V Exhibit No. ~ Received \--l,. -ef. l<lng County Hearing Examiner MAIN fll!..IE COJPl'V' .. Shamrock-L02P0014 March 26, 2004 • • Page 2 adjustment (file no. L04V0003) and variance to the King County Road Standards (file no. L04V0004) and other documents in the file. B. Issuance of this threshold determination does not constitute approval of the permit. This · proposal will be reviewed for compliance with all applicable King County codes which regulate development activities, including the Uniform Fire and Building Codes, Road Standards, Surface Water Design Manual, Sensitive Area Regulations and the Low Impact Development Ordinance (No. 14662). C. The subject property is located on the southwest of the intersection of State Route 900 and 1481h Ave SE. According to the applicant's traffic analysis, this intersection will operate at Level-of-Service "F" following the development of the proposed plat (unless improvements to the intersection are made). Per the applicant's traffic analysis, approximately 51 % of the P .M. peak hour trips from the proposed plat will pass through this intersection. The proposed plat will have a significant adverse impact on this intersection per KCC 14.80.030. D. A horizontal curve exists on the east leg of the SR 9001148 1h Ave SE intersection. Based on data provided by the applicant's traffic engineer, which was reviewed by the Washington State Department of Transportation (WSDOT), the available stopping sight distance on the east leg of the intersection meets the standards of the Washington State Highway Design Manual. · E. WSDOT has concluded that, based on tum lane warrants from the Washington State Highway Design Manual, eastbound and westbound left tum lanes should be constructed on SR 900 at the 148'h Ave intersection. The installation of these left tum lanes will improve the level of safety at the intersection. The proposed plat will add vehicular trips to the hazardous westbound left tum movement at this intersection. · F. In order to address traffic impacts from the proposed plat of Shamrock, WSDOT has requested that the applicant (along with other development projects that will contribute traffic to the SR 900/1481h Ave intersection) improve this intersection with a traffic signal and eastbound and westbound left tum lanes. G. The intersection of SR 900/1641h Ave SE is located approximately one mile east of the subject property. This intersection has been identified by WSDOT as a High Accident Location, and lies within a High Accident Corridor. The subject plat will contribute approximately IO peak hour trips to this intersection and WSDOT and the King County Department of Transportation have concluded that the subject plat will have a siwnificant adverse impact at this intersection. The installation of a traffic signal at the 148' Ave SE/SR 900 intersection will mitigate the impact of the proposed plat on the 1641h Ave· intersection, by diverting traffic away from the 1641h Intersection to the 148 1h intersection, where, following signalization, certain turning movements can be made more safely. Threshold Determination The responsible official finds that the above described proposal does not pose a probable significant adverse impact to the environment, provided the mitigation measures listed below are applied as conditions of permit issuance. This finding is made pursuant to RCW 43.21 C, KCC 20.44 and WAC 197-11 after reviewing the environmental checklist and other information on file with the lead agency and considering TD-LOGO 2198 -. Shamrock-L02P0014 March 26, 2004 • • Page 3 mitigation measures which the agency or the applicant will implement as part of the proposal. The responsible official finds this information reasonably sufficient to evaluate the environmental impact of this proposal. Mitigation List The following mitigation measures shall be attached as conditions of permit issuance. These mitigation measures are consistent with policies, plans, rules, or regulations designated by KCC 20.44.080 as a basis for the exercise of substantive authority and in effect when this threshold determination is issued. Key sources of substantive authority for each mitigation measure are in parentheses; however, other sources of substantive authority may exist but are not expressly listed. I. To mitigate the significant adverse impact the plat of Shamrock will have on the intersections of SR 900/l 48'h Ave SE and SR 900/l 64'h Ave SE, the applicant shall install, either individually or in conjunction with other development projects in this area, the following improvements at the SR 900/148'h Ave intersection: • A traffic signal, and • Eastbound and westbound left tum lanes The design for the SR 900/l 48 1h Ave intersection improvements shall be approved by the Washington State Department of Transportation (and by King County to the extent such improvements are located in County right-of-way). In addition, at a minimum, the existing entering sight distance looking east for the north and south legs of the intersection (602 feet and 386 feet, respectively) shall not be reduced as part of the intersection improvements. Documentation shall be submitted to show this requirement is met. All construction work associated with the intersection improvements shall be completed between April 1" and September 301h. This seasonal restriction shall be clearly shown on the final engineering plans. In lieu of the installation of the.above-noted intersection improvements prior to final plat approval, the applicant may post a financial guarantee with WSDOT which assures the installation of these improvements within two years of the recording of Shamrock. In this event, intersection improvement design must be approved by WSDOT prior to King County approval of the engineering plans for Shamrock. If the above-noted intersection improvements have already been made by others prior to the recording of Shamrock, or a financial guarantee has been posted by others which assures the installation of these improvements, then the applicant for Shamrock shall pay a pro-rata share dollar amount to the developer who has made the improvements or "bonded" for the improvements, in an amount proportional to the impacts of Shamrock. The pro-rata share dollar amount to be paid shall be set by WSDOT, and documentation shall be provided by the Shamrock applicant to the King County Land Use Services Division to show this payment has been made, prior to final plat recording. The pro-rata dollar amount to be paid shall be based on the following: TD-LOGO 2198 • The final Shamrock lot count • The trip distribution for Shamrock • The total trips contributed to the intersection of SR 900.1481h Ave by the plats of Aster Park (LOOP0024), Stone Ridge 9L99P3008), East Renton (L02P0005), Shamrock (L02POOl4), Rosemonte (aka lronwood-L03P0018) and any future land use applications submitted to King County for which compliance with the Shamrock-L02P0014 March 26, 2004 Page 4 • • King County Intersection Standards (KCC 14.80) is required at either the SR 900/148 1h Ave intersection, or the SR 900/1641h Ave High Accident Location. In the event that either King County orWSDOT adopts a formal "latecomer's" system prior to final plat recording, that system may be followed in lieu of the approach described above, at the discretion of the applicant, as long as at a minimum there is a financial guarantee which assures the above-noted intersection improvements will be installed within two years of the date ofrecording of the plat of Shamrock. [Comprehensive Plan Policy T-303 and King County Code 21A.28.060A] 2. Documentation shall be provided to demonstrate to the satisfaction ofWSDOT that stopping sight distance (360 feet) is available on the east leg of the SR 900/1481h Ave intersection. The intersection shall be modified by the applicant, if necessary, so that this stopping sight distance requirement is met on the east leg. In addition, the applicant shall clear vegetation within the right-of-way along SR 900, east of 1481h Ave., to maximize the entering sight distance for the north and south legs of the intersection. [Comprehensive Plan Policy T-303 and King County Comprehensive Policy T-303 and King County Code 21A.28.060A] Comments and Appeals Written comments or any appeal of this threshold determination must be stamped received by King County before 4:30 PM on, April 19, 2004. Appeals must be accompanied by a nonrefundable filing fee. Please reference the file numbers. when corresponding. Appeals must be in writing and state the perceived errors in the threshold determination, specific reasons why the determination should be reversed or modified, the harm the appellant will suffer if the threshold determination remains unchanged, and the desired outcome of the appeal. If the appellant is a group, the harm to any one or more members must be stated. Failure to meet these requirements may result in dismissal of the appeal. Comment/appeal deadline: Appeal filing fee: Address for comment/appeal: Responsible Official: TD-LOGO 2/98 4:30 PM on April 19, 2004 $250. check or money order made out to the King County Office of Finance · King County Land Use Services Division 900 Oakesdale A venue SW Renton, WA 98055-1219 ATTN: Current Planning Section Date r ® • Notice • Decision and Department of Development and Environmental Services Land Use Services Division Notice of Recommendation and Hearing 900 Oakesdale Avenue Southwest Renton, Washington 98055-1219 File No.: L02P0014 Project Name: Shamrock Property Subdivision DOES Planner: Applicant: Project Location: Project Description: Permits Requested: Kim Claussen, 206-296-7167 Cam-West 9720 NE 120th Place, Suite #100 Kirkland, WA 98034 425-825-1955 The site is located between NE 4th Court and SE 1201h Street on the west side of 1481 h Ave SE This is a request to subdivide 29.8 acres into 118 lots for detached single-family dwellings and tracts for recreation and sensitive areas. A portion of the drainage facilities associated with this project are currently proposed to the south, within the City of Renton. The northerly portion of the site is also a Low Impact Development demonstration project per Ordinance 14662 .. Formal Subdivision SEPA Threshold Determination: Mitigated Determination of Non-Significance (MONS) Issued March 26, 2004 Department Recommendation to the Hearing Examiner: Public Hearing Date: Location of Public Hearing: Comment/Appeal Procedure: Approve, subject to conditions May 6, 2004 at 9:30 a.m. DOES, Hearing Room -first floor 900 Oakesdale Avenue Southwest Renton, WA 98055-1219 Comments on this SEPA determination are welcome. This SEPA determination may also be appealed in writing to the King County Hearing Examiner. A notice of appeal must be filed with the Land Use Services Division at the address listed below prior to 4:30 p.m. on April 19, 2004, and be accompanied with a filing fee of $250.00 payable to the King County Office of Finance. If a timely Notice of Appeal has been filed, the appellant shall also file a Statement of Appeal with the Land Use Services Division at the address listed below prior to 4:30 p.m. on April 19, 2004. The Statement of Appeal shall identify the decision being appealed (including the file number) and the alleged errors in that decision. Further, the Statement of Appeal shall state: 1) specific reasons why the decision should be reversed or modified; and 2) the harm suffered or anticipated by the appellant, and the relief sought. The scope of an appeal shall be based on matters or issues raised in the Statement of Appeal. Failure to timely file a Notice of Appeal, appeal fee or Statement of Appeal, deprives the Hearing Examiner of jurisdiction to consider the appeal. Appeals on the SEPA decision must be submitted to the Department of Development and Environmental Services (ODES) at the address listed below. ODES will issue a written report and recommendation to the Hearing Examiner two weeks prior to the public hearing. Persons wishing to receive a copy should contact DDES/LUSD. Following the close of the public hearing, the Hearing Examiner will issue a written decision which may be appealed to the Metropolitan-King County Council. Appeal procedures will be stated in the Examiner's written recommendation and decision. Any person wishing additional information on this proposed project should contact DDES/LUSD at the address and/or telephone number listed. Written comments may also be submitted to DOES. A public hearing as required by law will be held to consider the approval of this application. If the Renton School District announces a district-wide school closure due to adverse weather conditions or similar area emergency, the public hearing on this matter will be postponed. Interested parties will be notified of the time and date of the rescheduled hearing. Any questions regarding postponements and rescheduling can be directed to the Hearing Examiner's Office at (206) 296-4660. Date Mailed: March 26. 2004 DDES--Land Use Services Division Attn: Permit Center 900 Oakesdale Avenue Southwest Renton, Washington 98055-1219 If you have any questions regarding the appeal procedures, please contact the planner at the phone number listed above. If you require this material in braille, audio cassette, or large print, call (206) 296-6600 (voice) or (206) 296-7217 (TTY). i/lAIM FILE COPY @ ,.. . ·-,. BEHAN, TERRA 11920 148THAVESE RENTON, WA 98059 BORBA, GREG CURRENT PLANNING SUPERVISOR DDES/LUSD MS: OAK -DE-0100 130STON, RICK 1]425 F. 1.K KATHLEEN DR RENTON WA 98059 CAMPBELL, ERIC SHAMROCK HIGHLANDS LLC 9720NE 120TH PL#lOO KIRKLAND, WA 98034 CAM WEST REAL ESTATE DEV. SARA SLATTEN 9720 NE 120TH PL, #100 KIRKLAND, WA 98034 CASEY, LAURA WETLAND REVIEW DDES/LUSD MS, OAK -DE-0100 CLAUSSEN. KIM l'ROCiRAM MA\'AGER Ill ODES/ LUSD MS, OAK-DE· 0100 CONDREY, WILLIAM TRIAD ASSOCIATES 11814 115TH AVE NE KIRKLAND, WA 98034 DONNELLY. CLAUDIA 10415 147Hl AVE SE RENTON, WA 98059 • L02POOl4 . L02P0014 L02POOl4 L02POOl4 L02P0014 L02P0014 L02P00\4 L02P00\4 Ul2P0014 -------------------------------------- FLATTUM, PAT 12422 148TH AVE SE RENTON, WA 98059 FRASER, MIKE 5516NE4THCT RENTON WA 98059 GRAYES. JOHN LOZIER HOMES 1203114THAVESE BELLEVUE WA 98004 • KC HEARING EXAMINER'S OFFICE ATTN: MARKA/ GIN(iER L02P00\4 SHAMROCK MS: YES • CC • 0404 KELLY, BRYANT 12601148THAVESE RENTON, WA 98059 LANGLEY, KRISTEN LAND USE TRAFFIC REVIEW DOES/ LUSD MS: OAK -DE-0100 LIND, REBECCA CITY Or: RENTON EDNSI' Dl::l'T. l055 S. GRADY WAY RENTON, WA 98055 MARTIN, KENNETH A. 12439 148TH AVE SE RENTON, WA 98059 OHERG, TODD TRIAD ASSOCIATES 11814 llSTIIAVENE KIRKLAND, WA 98034 L02P0014 L02POOl4 L02POOl4 Ul2P0014 L02P0014 L02P0014 L02P0014 L02P0014 L02POOI4 --. ROGERS. CAROL CURRENT PLANNING SECTION DDES I LUSD MS, OAK-DE -0100 SEATTLE KC HEALTH DEPT. E. DISTR. ENVIRN. HEAL TH 14350 SE EASTGATE WAY RELLEVUE, WA 98007 TOWNSEND. STEVE LAND USE INSPECTIONS MS: OAK -DE-0100 DDES/LUSD WEST, LARRY GEO REVIEW DDES/LUSD MS: OAK-DE-0100 WHITTAKER, BRUCE PRELIMINARY REVIEW ENGINEER DDES/LUSD MS: OAK -DE-0100 ZIMMERMAN, GREGG, ADMINISTRATOR CITY OF RENTON, PlJBUC WORKS 1055 SOUTH GRADY WAY RENTON, WA 98055 • • L02PUOJ4 L02PD0l4 1.021'0014 L02P0014 l.02POOl4 L02P00\4 -;, 5637200300/L02POOJ4 5637200370/L02POO 14 5637200340/L02P0014 563 7200310/L02POO 14 5637200430/L02POOJ4 9477947777/L02POOJ4 5637207777/L02P0014 0638100210/L02POOJ4 BEHAN TERRA C 11920 148TH AV SE RENTON WA 98059 2739200080/L02POOJ4 BJ ELKA RONALD G 18419 SE 122ND ISSAQUAH WA 98027 I 023059308/L02POO 14 BLESSING EMERY A 14330 SE 125TH ST RENTON WA 98059 • 5637200390/L02POOJ4 5637200360/L02POOJ4 5637200330/L02POOJ4 5637200410/L02P0014 5637200440/L02P0014 5637200320/L02P0014 1123059065/L02P0014 ANDERSON ROBERT PO BOX 353 MAPLE VALLEY WA 98027 1023059306/L02POOJ4 BENNER CLAY S+PATRJCJA L 5218 NE 5TH PL RENTON WA 98056 2739200090/L02P0014 BI ELKA RONALD G 18419 SE 122ND ISSAQUAH WA 98027 273920001 O/L02POOJ 4 BOWEN JR RALPH P+BRENDA M 12415 149TH AV SE RENTON WA 98059 9EPA COPY 5637200380/L02POOJ4 5637200350/L02P0014 5637200400/L02P0014 5637200290/L02P0014 5637200420/L02P0014 5637200280/L02P00I4 1023059350/L02P0014 BERGBRJAND 12035 148TH AV SE RENTON WA 98059 !023059145/L02P0014 BIGELOW CAROLYN 692937TH SW SEATTLE WA 98126 2739200020/L02P0014 BOWEN JR RALPH P+BRENDA M 12415 149TH AV SE RENTON WA 98059 ~----------------------------------------- .. 2739200130/L02P0014 BOWEN RALPH P JR 12415 149TH AV SE RENTON WA 98055 1123059038/L02P0014 CHILDS RITA KRISTINE 12004 148TH AV SE RENTON WA 98059 1023059346/L02P0014 DAUGHERTY GREG 12201 148TH AV SE RENTON WA 98056 1 123059092/L02POO 14 DUBOSKIDARRYL 12204 148TH AV SE RENTON WA 98059 1123059075/L02P0014 ENGH DALE+ENGH MARYE ROBINSON- 12250 148TH AV SE RENTON WA 98059 2739200050/L02POOl4 FLATTUM PATRICIA LEE 12422 148TH AV SE RENTON WA 98059 1023059368/L02POOl4 GACEK THERESA HELEN ETAL 2823 16TH AV S SEATTLE WA 98144 2739200190/L02P0014 HALFHILL DA YID K & SUSAN L 12428 149TH AV SE RENTON WA 98059 1023059179/L02P0014 HA WORTH CASEY D 4108 NE 9TH PL RENTON WA 98059 273920007 l/L02POO 14 HOHLBEIN ERIK F+MICHELLE L 12438 ·148TH AV SE RENTON WA 98059 ~059142/L02P0014 BYERSDORFER DEBORAH PHELPS BYERSDORFER GREGORY A 22651 SE 56TH ST !SSAQUAH WA 98029 PL33/L02P0014 CITY OF RENTON ECONOMIC DEVELOPMENT DIVISION 1055 SOUTH GRADY WAY RENTON WA 98055 1023059345/L02P0014 DAUGHERTY GREGORY WAYNE 12201 148TH AV SE RENTON WA 98059 1023059316/L02POOl4 EBBERT DA YID M 459 NILE AV NE RENTON WA 98055 1023059033/L02POOl4 FIFER RUTH L LYNG TRST 5219 NE 5TH PL RENTON WA 98056 1023059035/L02P0014 FOSTER THOMAS C 20840 SE 118TH ST ISSAQUAH WA 98188 I 02305934 I/L02POOl4 GILBERT KEITH C+CATHERINE C 12609 148TH AV SE RENTON WA 98059 2739200170/L02P0014 HAMMOND JAMES C+ERIKA L 12414149TH AV SE RENTON WA 98059 I 123059066/L02POOl4 HILLS WALTER W 28300 35TH AV NE ARLINGTON WA 98223 1123059087/L02POOl4 HOLMQUIST ALAN 12050 148TH AV SE RENTON WA 98055 ~059084/L02P0014 CAMPBELL DON R 12022 148TH AV SE RENTON WA 98059 PL50/L02POOl4 CITY OF RENTON DEVELOPMENT SERVICES DIVISION I 055 SOUTH GRADY WAY RENTON WA 98055 1123059032/L02POOl4 DAVISON MA THEW J+KIMMI R 14831 SE 120TH ST RENTON WA 98056 1123059091/L02P0014 ELLIS STANLEY E & OLWYN M 1555 RIDGEVIEW DR #235 RENO NV 89509 2739200120/L02POOl4 FLATTUM PATRICIA LEE 12422 148TH AV SE RENTON WA 98059 UAC-FC/L02POOI4 FOUR CREEKS UNINCORPORATED AREA COUNCIL PO BOX 3501 RENTON WA 98056 1023059151/L02POOI4 GUSTIN WILLIAM+TIFFANY 12204 142ND AV SE RENTON WA 98059 1023059013/L02P0014 HANDSCOTTE 5107 NE 5TH PL RENTON WA 98059 1023059170/L02P0014 HODGE HAROLD D 19210 121ST PL SE RENTON WA 98055 1123059053/L02P0014 HOOVER RODDIE 12012148THAVSE RENTON WA 98059 . 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STRACKE, FACILITIES & PLANNING RENTON SCHOOL DISTRICT #403 1220 N 4TH ST RENTON WA 98055 2739200180/L02P0014 REPENN ROGER L 12422 149TH AV SE RENTON WA 98055 1023059384/L02P0014 SHAMROCK HIGHLANDS LLC 9720 NE 120TH PL #100 KIRKLAND WA 98034 1023059031/L02POOl4 SHAMROCK HIGHLANDS LLC 9720 NE 120TH PL #100 KIRKLAND WA 98034 1023059319/L02POOl4 SHAMROCK HIGHLANDS LLC 9720 NE 120TH PL #100 KIRKLAND WA 98034 2739200200/L02POOl4 SHARKEY DOUGLAS V 12436 149TH AV SE RENTON WA 98059 2739200100/L02POOl4 SIKES DONALD K JR+CINDY I P 12435 149TH AV SE RENTON WA 98059 CG2/L02POOl4 SUSAN SULLIVAN 24311 SE 47TH ST ISSAQUAH WA 98029 1023059189/L02POOl4 WALTOSZ JAMES H 12021 I48TH AV SE RENTON WA 98059 ·-....... t.; (E Renton) Fire Protection Dist #25 P.O. Box 2925 Renton WA 98056-0925 MS: KSC-NR-0600 Water & Land Res. Div King County Dept. of Natural Res. Steve Foley Fairwood Library 17009 -140th Av SE Renton WA 98058 Kent Regional Library 212 --2nd Av N Kent WA 98032-4482 Renton Library 100 Mill Av S Renton WA 98055 Kent Planning Dept 220 -4th Av S Kent WA 98032 • FD25 LI15 LI23 LI36 PL19 Clinton G. Marsh, Director Fae. & Const. Dept SD9 Kent School District # 415 12033 SE 256th St. Bldg B Kent WA 98031-6643 Administrator SES Kent Sewer Utility 220 -4th Av S Kent WA 98032 Habitat Biologist, Rod Malcom TRl Muckleshoot Indian Tribe 39015 -172nd Av SE Auburn WA 98002 Snoqualmie Tribe PO Box 280 Carnation WA 98014-0280 TR3 (Spring Glen) • Fire Protection Dist #40 10828 SE 176th St Renton WA 98055 MS: KSC-TR-0431 Gary Kriedt KC Metro Envirn. Planning Highlands Library 2902 NE 12th St Renton WA 98056 Documents Dept. Librarian King County Library System 960 Newport Way NW Issaquah, WA 98027 ATIN: Edward White Kent Engineering Dept 220 -4th Av S Kent WA 98032 City of Renton Economic Development Dept. 1055 S. Grady Way Renton WA 98055 R. Stracke, Facilities & Ping Renton School Dist # 403 1220 N 4th St Renton WA 98055 Environmental Review Section WA State Dept of Ecology PO Box 47703 Olympia WA 98504-7703 Russ Ladley, Fisheries Biologist Puyallup Tribe 6824 Pioneer Wy E Puyallup WA 98371 Fisheries Habitat/Environment Suquamish Indian Tribe PO Box 498 Suquamish WA 98392 FD40 KC27 LI20 LI24 PL18 PL33 SD13 ST2 TR2 TR5 ,, -~ \ .. Richard Young Tulalip Tribe 7615 Totem Beach Rd Marysville WA 98271 Public Works Dtr Kent Water Dist 220 -4th Av S Kent WA 98032 Soos Creek Water/Sewer Dist PO Box 58039 Renton WA 98058-1039 Coal Creek Utility District 6801 132nd Place SE Newcastle, WA 98059 WA State Dept. of Wildlife 16018 Mill Creek Blvd. Mill Creek, WA 98012 WA State Dept. of Ecology NW Regional Office 3190 -160th Ave SE Bellevue, WA 98008-5452 WA St DOT MS 240 15700 Dayton Ave No. PO Box 330310 Seattle, WA 98133-9710 WA St. Ecology Dept/WQSW Unit Linda Matlock PO Box 47696 Olympia, WA 98504-7696 Eleanor Moon KC Executive Horse Council 12230 NE 61st Kirkland, WA 98033 • TR4 WD23 WD41 WD57 • Cedar River Water/Sewer Dist 18300 SE Lk Youngs Rd Renton WA 8058-9799 City of Renton, Public Works Dept. Development Services Div. 1055 South Grady Way Renton WA 98055 Water Dist #90 15606 SE 128th St Renton WA 98059-8522 Water Dist #111 27224 -144th Av SE Kent WA 98042-9058 WA State Dept. of Wildlife Habitat Mgmt. Division P.O. Box 43155 Olympia, WA 98504-3155 WA St.DOT MS 230 15700 Dayton Ave. No PO Box 330310 Seattle, WA 98133-9710 WA St.DOT MS 250 15700 Dayton Ave. No. PO Box 330310 Seattle, WA 98133-9710 Roger Dorstad PO Box 375 Redmond, WA 98073 WD12 WD32 WD55 WD58