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HomeMy WebLinkAboutzR-4346setQ0 C0 O 0 W IN THE NW 1/4 OF SECTION 10 & THE NE 1/4 OF SECTION 10, TOWNSHIP 23 NORTH, RANGE 05 EAST, W.M. HAZEN HIGH SCHOOL MODERNIZATION CLEAR GRADE - EARLY TESC GENERAL NOTES 1. ALL WORK SHALL CONFORM TO THE DESIGN AND CONSTRUCTION STANDARDS AND SPECIFICATIONS FOR CITY OF RENTON. A COPY OF THESE DOCUMENTS SHALL BE ON SITE DURING CONSTRUCTION. 2. A COPY OF THE APPROVED PLANS MUST BE ON SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 3. ERRORS AND OMISSIONS ON THE PERMITTED PLANS MUST BE CORRECTED BY THE ENGINEER AND APPROVED BY THE CITY OF RENTON. 4. ALL PERMITS REQUIRED FOR WORK WITHIN THE PUBLIC RIGHT OF WAY MUST BE OBTAINED BY THE CONTRACTOR PRIOR TO THE START OF CONSTRUCTION. 5. PRIOR TO THE START OF CONSTRUCTION WITHIN THE RIGHT OF WAY, THE CONTRACTOR SHALL SCHEDULE AND ATTEND A PRECONSTRUCTION MEETING WITH THE CITY OF RENTON. THE OWNER, RECORD ENGINEER, CONTRACTOR AND DESIGNATED SUBCONTRACTORS SHALL BE PRESENT AT THE PRECONSTRUCTION MEETING. 6. EXISTING PAVED SURFACES INCLUDING ROADWAYS, SIDEWALKS, AND CURBS THAT ARE DAMAGED BY NEW CONSTRUCTION SHALL BE REPAIRED AS REQUIRED BY CITY OF RENTON AND THEIR INSPECTORS. 7. ALL DAMAGE TO CITY INFRASTRUCTURE CAUSED BY THE CONSTRUCTION SHALL BE REPAIRED AS REQUIRED BY THE CITY OF RENTON. 8. THE APPROVED PLANS SHOW THE APPROXIMATE AREA OF PAVEMENT RESTORATION BASED ON THE DEPTH OF UTILITY CUTS AND/OR THE AREA OF CURB AND/OR PAVEMENT TO BE REMOVED AND REPLACED. THE ACTUAL LIMITS OF THE PAVEMENT RESTORATION SHALL BE DETERMINED IN THE FIELD BY THE CITY OF RENTON INSPECTORS PRIOR TO THE PAVEMENT RESTORATION. 9. SURVEYING AND STAKING OF ALL IMPROVEMENTS IN THE PUBLIC RIGHT OF WAY SHALL BE COMPLETED PRIOR TO CONSTRUCTION. SURVEY CUT SHEETS MUST BE COORDINATED WITH CITY OF RENTON INSPECTORS AT LEAST 5 DAYS PRIOR TO CONSTRUCTION. 10. IF AN EXISTING CURB IS TO BE REMOVED AND REPLACED IN THE SAME LOCATION THE CONTRACTOR SHALL PROVIDE THE CITY OF RENTON INSPECTOR A PLAN WITH EXISTING FLOW LINE AND TOP OF CURB ELEVATIONS IDENTIFIED. PERMITTEE TO STAKE THE LOCATION OF THE EXISTING CURB PRIOR TO DEMOLITION. 11. THE CONTRACTOR SHALL BE RESPONSIBLE FOR REFERENCING AND REPLACING ALL MONUMENTS THAT MAY BE DISTURBED, DESTROYED OR REMOVED BY THE PROJECT AND SHALL FILE AN APPLICATION FOR PERMIT TO REMOVE OR DESTROY A SURVEY MONUMENT WITH THE WASHINGTON STATE DEPARTMENT OF NATURAL RESOURCES, PURSUANT TO RCW 58.24.040(8). 12. THE CONTRACTOR SHALL SUBMIT ALL APPLICABLE DOCUMENTS AS REQUIRED PER THE CITY OF RENTON DESIGN AND CONSTRUCTION STANDARDS AND SPECIFICATIONS PRIOR TO CONSTRUCTION. A MATERIAL SOURCE FORM FOR ALL MATERIALS TO BE PLACED IN THE RIGHT OF WAY AND MIX DESIGNS FOR ALL ASPHALT, CONCRETE AND AGGREGATES TO BE PLACED IN THE RIGHT OF WAY MUST BE SUBMITTED TO THE CITY OF RENTON FOR REVIEW AND APPROVAL PRIOR TO BEGINNING CONSTRUCTION. 13. THE CONTRACTOR SHALL NOTIFY THE KING COUNTY FIRE PROTECTION DISTRICT NO. 40 AT LEAST TWENTY-FOUR (24) HOURS IN ADVANCE OF ALL WATER SERVICE INTERRUPTIONS, HYDRANT SHUTOFFS, AND STREET CLOSURES OR OTHER ACCESS BLOCKAGE. THE CONTRACTOR SHALL ALSO NOTIFY THE FIRE DISTRICT OF ALL NEW, RELOCATED, OR ELIMINATED HYDRANTS RESULTING FROM THIS WORK. 14. THE CONTRACTOR SHALL LOCATE AND PROTECT ALL CASTINGS AND UTILITIES DURING CONSTRUCTION. 15. THE CONTRACTOR SHALL CONTACT THE UNDERGROUND UTILITIES LOCATOR SERVICE (811) AT LEAST 48 HOURS PRIOR TO CONSTRUCTION. 16. THE CONTRACTOR SHALL CONTACT A PRIVATE UTILITY LOCATOR FOR ALL ON -SITE WORK ON THE PROJECT AND ADJACENT PRIVATE PROPERTIES, AT LEAST 48 HOURS PRIOR TO CONSTRUCTION. 17. IT IS THE SOLE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE ACCURACY OF ALL UTILITY LOCATIONS SHOWN AND TO FURTHER DISCOVER AND AVOID ANY OTHER UTILITIES NOT SHOWN WHICH MAY BE AFFECTED BY THE IMPLEMENTATION OF THIS PLAN. THIS MAY INCLUDE, BUT IS NOT LIMITED TO, POTHOLE EXCAVATION AND OTHER MEANS AND METHODS. 18. THE CONTRACTOR SHALL ADJUST ALL EXISTING AND PROPOSED MANHOLE RIMS, DRAINAGE STRUCTURE LIDS, VALVE BOXES, AND UTILITY ACCESS STRUCTURES TO FINISH GRADE WITHIN AREAS AFFECTED BY THE PROPOSED IMPROVEMENTS. THIS INCLUDES AS REQUIRED DURING PHASING TO ACCOMMODATE INTERIM AND FINAL GRADING 19. UTILITY SERVICE CONNECTIONS SHOWN ON THE PLANS REQUIRE SEPARATE PERMITS FROM THE CEDAR RIVER WATER AND SEWER DISTRICT AND ARE TO BE OBTAINED BY THE CONTRACTOR, AND ARE NOT COORDINATED BY OR OBTAINED BY KING CODUNTY DPER. 20. THE CONTRACTOR SHALL PROVIDE FOR ALL TESTING AS REQUIRED BY THE CITY OF RENTON INSPECTOR. 21. BACKFILL MATERIAL USED IN PUBLIC RIGHT-OF-WAY SHALL MEET STANDARD SPECIFICATIONS AND SHALL BE APPROVED BY THE CITY OF RENTON. 22. INSPECTION AND ACCEPTANCE OF ALL WORK IN THE PUBLIC RIGHT-OF-WAY SHALL BE DONE BY REPRESENTATIVES OF CITY OF RENTON. IT SHALL BE THE CONTRACTORS RESPONSIBILITY TO COORDINATE AND SCHEDULE APPROPRIATE INSPECTIONS ALLOWING FOR PROPER ADVANCE NOTICE. THE CITY OF RENTON INSPECTOR MAY REQUIRE REMOVAL AND RECONSTRUCTION OF ANY ITEMS PLACED IN THE RIGHT OF WAY THAT DO NOT MEET COUNTY STANDARDS OR THAT WERE CONSTRUCTED WITHOUT APPROPRIATE INSPECTIONS. 23. THE CONTRACTOR SHALL PROVIDE AND MAINTAIN TEMPORARY EROSION CONTROL AND SEDIMENTATION COLLECTION FACILITIES TO ENSURE THAT SEDIMENT -LADEN WATER DOES NOT ENTER THE NATURAL OR PUBLIC DRAINAGE SYSTEM. AS CONSTRUCTION PROGRESSES AND UNEXPECTED (SEASONAL) CONDITIONS DICTATE, ADDITIONAL CONTROL FACILITIES MAY BE REQUIRED. DURING THE COURSE OF CONSTRUCTION IT SHALL BE THE OBLIGATION AND RESPONSIBILITY OF THE CONTRACTOR TO ADDRESS ANY NEW CONDITIONS THAT MAY BE CREATED BY THE CONTRACTORS ACTIVITIES AND TO PROVIDE ADDITIONAL FACILITIES THAT MAY BE NEEDED TO PROTECT ADJACENT PROPERTIES. 24. THE CONTRACTOR SHALL KEEP ALL PAVED SURFACES IN THE RIGHT OF WAY CLEAN BY SWEEPING. USE VACUUM TYPE SWEEPER 25. CARE SHALL BE EXERCISED WHEN EXCAVATING NEAR EXISTING CHARGED WATER MAINS. 26. ALL UTILITY CROSSINGS NOTED AS "ASSUMED" ARE UNKNOWN DURING DESIGN. THE UNKNOWN ELEVATIONS AND LOCATIONS MUST BE VERIFIED PRIOR TO ANY UTILITY CONSTRUCTION. ELEVATIONS THAT DIFFER FROM ASSUMED ELEVATION SHALL BE FORWARDED TO THE CIVIL ENGINEER FOR REVIEW. PERMIT SET PROJECT NOTES LEGAL DESCRIPTION 1. THE CONTRACTOR SHALL TAKE REASONABLE PRECAUTIONS AND EXERCISE SOUND ENGINEERING AND CONSTRUCTION PRACTICES IN CONDUCTING THE WORK. THE CONTRACTOR SHALL PROTECT EXISTING PUBLIC AND PRIVATE UTILITIES FROM DAMAGE DURING CONSTRUCTION. IF EXISTING UTILITIES ARE DAMAGED, THE CONTRACTOR SHALL IMMEDIATELY NOTIFY THE UTILITY PURVEYOR, OWNER AND THE ENGINEER. THE CONTRACTOR SHALL RESTORE THE UTILITY TO ITS EXISTING CONDITION. (WSDOT SEC. 1-07.17 APWA SUPPLEMENT). THE CONTRACTOR IS RESPONSIBLE FOR THE MEANS AND THE METHODS OF CONSTRUCTION FOR WORK SHOWN ON THESE PLANS. 2. ALL EXCAVATION, TRENCHING, SUBGRADE PREPARATION, FILL PLACEMENT, AND ALL SOIL WORK IN GENERAL SHALL BE CONDUCTED IN COMPLIANCE WITH THE CITY OF RENTON STANDARDS. 3. CONTRACTOR SHALL BE RESPONSIBLE FOR HIRING A PROFESSIONAL LAND SURVEYOR TO REFERENCE EXISTING MONUMENTS ON OR ADJOINING ESTABLISHED SAID POINTS AT PROJECT COMPLETION. THIS REESTABLISHMENT SHALL BE DOCUMENTED BY RECORD OF SURVEY PREVIOUS TO DEMOLITION OR CONSTRUCTION AND TO RECORNER RECORD AS DESCRIBED IN W.A.C. 332-120. 4. CONTRACTOR SHALL MAINTAIN A 5 FOOT MINIMUM HORIZONTAL CLEARANCE FROM THE WATER MAIN AND OTHER UTILITIES (i.e. GAS, CABLE, POWER, ETC.). IF SAID CLEARANCE CANNOT BE MAINTAINED, CONTACT ENGINEER FOR APPROVAL AND RECORD EXACT MEASUREMENTS OF THE UTILITY LINES ON THE AS -BUILT DRAWINGS. A 10 FOOT MINIMUM HORIZONTAL CLEARANCE MUST BE MAINTAINED BETWEEN WATER MAIN AND SANITARY SEWER. 5. SCHEDULE WITH CITY AND OWNER (96 HOURS MINIMUM NOTICE FOR WATER MAIN SHUT DOWN ON THE SCHOOL SITE). INSTALL CITY STANDARD TESTING CONNECTION ON NEW WATER MAIN FOLLOWING COMPLETION OF NEW WATER SYSTEM CONSTRUCTION, TESTING, AND ACCEPTANCE BY THE CITY, REMOVE TESTING CONNECTION AND INSTALL SEGMENT OF DI PIPE, LENGTH TO SUIT, WITH TWO LONG PATTERN SLEEVES. INSTALLATION AND CONNECTION TO EXISTING WATER SYSTEM SHALL BE WITH 100% CITY INSPECTION. 6. UNDERGROUND UTILITIES ARE SHOWN IN THE APPROXIMATE LOCATION. THERE IS NOT A GUARANTEE THAT ALL UTILITY LINES ARE SHOWN OR THAT THE LOCATION, SIZE, AND MATERIAL IS ACCURATE. THE CONTRACTOR SHALL UNCOVER ALL INDICATED PIPING WHERE CROSSINGS, INTERFERENCE'S OR CONNECTIONS OCCUR PRIOR TO TRENCHING OR EXCAVATION FOR ANY PIPE OR STRUCTURES, TO DETERMINE ACTUAL LOCATIONS, SIZE AND MATERIAL. THE CONTRACTOR SHALL MAKE THE APPROPRIATE PROVISION FOR PROTECTION OF SAID FACILITIES. THE CONTRACTOR SHALL NOTIFY ONE CALL AT 811 AND ARRANGE FOR PUBLIC AND PRIVATE FIELD LOCATION OF EXISTING FACILITIES BEFORE CONSTRUCTION. 7. SCHEDULE WITH CITY (48 HOURS MINIMUM NOTICE) FOR WATER METER SHUTOFF AND TO RETIRE METERS. SITE INFORMATION SITE ADDRESS: ZONING: 1101 HOQUTAM AVENUE NE R8- RESIDENTIAL 8 DU/AC RENTON, WA 98059 RMF- RESIDENTIAL MULTI -FAMILY PARCEL NUMBERS: PARCEL AREAS: 102305-9072 159,429 SF OR 3.66 AC (APN 1023059072) 102305-9201 650,546 SF OR 14.93 AC (APN 1023059201) 102305-9277 110,642 SF OR 2.54 AC (APN 1023059277) 102305-9278 178,596 SF OR 4.10 AC (APN 1023059278) EARTHWORK QUANTITIES EXCAVATION 3,000 CY FILL 0 CY TOTAL EARTHWORK 3,000 CY NOTE: 1. THE QUANTITIES SHOWN ARE PRELIMINARY ESTIMATES ONLY AND INTENDED FOR MUNICIPAL PERMITTING AND REVIEW FEES. THE CONTRACTOR SHALL IGNORE THESE QUANTITIES, THEY ARE EXCLUDED FROM THE BID DOCUMENT INFORMATION. THESE VOLUMES SHALL NOT BE USED BY THE CONTRACTOR AS A BASIS FOR ANY CONTRACTUAL INFORMATION. THE CONTRACTOR SHALL PREPARE THEIR OWN EARTHWORK QUANTITIES BASED ON THE INFORMATION PROVIDED IN THE CONTRACT DOCUMENTS, INCLUDING BUT NOT LIMITED TO DRAWINGS, SPECIFICATIONS, AND THE GEOTECHNICAL REPORT. PARCEL A: THE EAST 200 FEET OF THE NORTH 170 FEET OF THE FOLLOWING DESCRIBED TRACT: THE NORTH HALF OF THE NORTHWEST QUARTER OF THE NORTHWEST QUARTER OF THE NORTHEAST QUARTER OF SECTION 10, TOWNSHIP 23 NORTH, RANGE 5 EAST, WILLAMETTE MERIDIAN, IN KING COUNTY, WASHINGTON; EXCEPT THE NORTH 30 FEET AND THE EAST 30 FEET THEREOF. PARCEL B: THE SOUTH HALF OF THE NORTHWEST QUARTER OF THE NORTHWEST QUARTER OF THE NORTHEAST QUARTER OF SECTION 10, TOWNSHIP 23 NORTH, RANGE 5 EAST, WILLAMETTE MERIDIAN, IN KING COUNTY, WASHINGTON; EXCEPT THE NORTH 15 FEET; ALSO EXCEPT THE SOUTH 132 FEET OF THE EAST 330 FEET THEREOF; ALSO EXCEPT THAT PORTION THEREOF LYING WITHIN THE EAST 30 FEET OF SAID SUBDIVISION, CONVEYED TO KING COUNTY FOR ROAD BY DEED RECORDED UNDER RECORDING NO. 3262476. PARCEL C: LOT 2 OF CITY OF RENTON LOT LINE ADJUSTMENT NO. LUA-00-148-LLA, RECORDED UNDER RECORDING NO. 20010529900002, IN KING COUNTY, WASHINGTON. PARCEL D: THE NORTH HALF OF THE NORTHWEST QUARTER OF THE NORTHWEST QUARTER OF THE NORTHEAST QUARTER OF SECTION 10, TOWNSHIP 23 NORTH, RANGE 5 EAST, WILLAMETTE MERIDIAN, IN KING COUNTY, WASHINGTON; EXCEPT THE NORTH 30 FEET AND THE EAST 30 FEET FOR ROAD; ALSO EXCEPT THE EAST 200 FEET OF THE NORTH 170 FEET OF THE REMAINDER; TOGETHER WITH THE NORTH 15 FEET OF THE SOUTH HALF OF THE NORTHWEST QUARTER OF THE NORTHWEST QUARTER OF THE NORTHEAST QUARTER OF SECTION 10, TOWNSHIP 23 NORTH, RANGE 5 EAST, WILLAMETTE MERIDIAN, IN KING COUNTY, WASHINGTON; EXCEPT THE EAST 30 FEET THEREOF CONVEYED TO KING COUNTY FOR ROAD PURPOSES BY DEED RECORDED UNDER RECORDING NO. 3262476. PARCEL E: THE WEST 150 FEET OF THE SOUTH 132 FEET OF THE EAST 330 FEET OF THE NORTHWEST QUARTER OF THE NORTHWEST QUARTER OF THE NORTHEAST QUARTER OF SECTION 10, TOWNSHIP 23 NORTH, RANGE 5 EAST, WILLAMETTE MERIDIAN, IN KING COUNTY, WASHINGTON. PARCEL F: THE EAST 180 FEET OF THE SOUTH 132 FEET OF THE EAST 330 FEET OF THE NORTHWEST QUARTER OF THE NORTHWEST QUARTER OF THE NORTHEAST QUARTER OF SECTION 10, TOWNSHIP 23 NORTH, RANGE 5 EAST, WILLAMETTE MERIDIAN, IN KING COUNTY, WASHINGTON; EXCEPT THE EAST 30 FEET CONVEYED TO KING COUNTY FOR ROAD PURPOSES BY DEED RECORDED UNDER RECORDING NO. 3262476. PARCEL G: THE SOUTH 530 FEET OF TRACT 6, JOSEPH P. MARSHALL TRACTS, ACCORDING TO THE PLAT THEREOF RECORDED IN VOLUME 38 OF PLATS, PAGE 30, IN KING COUNTY, WASHINGTON; PARCEL H: THE WEST HALF OF THE NORTHEAST QUARTER OF THE NORTHEAST QUARTER OF THE NORTHWEST QUARTER OF SECTION 10, TOWNSHIP 23 NORTH, RANGE 5 EAST, WILLAMETTE MERIDIAN, IN KING COUNTY, WASHINGTON; EXCEPT THE NORTH 275 FEET, THEREOF; ALSO EXCEPT THAT PORTION LYING WITHIN THE COUNTY ROAD. PARCEL I: THE WEST HALF OF THE SOUTH HALF OF THE EAST HALF OF THE EAST HALF OF THE NORTHEAST QUARTER OF THE NORTHWEST QUARTER OF SECTION 10, TOWNSHIP 23 NORTH, RANGE 5 EAST, WILLAMETTE MERIDIAN, IN KING COUNTY, WASHINGTON; EXCEPT THAT PORTION LYING WITHIN THE COUNTY ROAD. DATUM HORIZONTAL DATUM: NAD 83/2011- (EPOCH 2O10) VERTICAL DATUM: NAVD 88 BASIS OF BEARING HORIZONTAL BENCHMARKS: OWNER: CITY OF RENTON I D# 1845 DESCRIPTION: PUNCHED 1/2" BRASS ROD IN CASE DOWN 1.65'. LOCATION: INTERSECTION OF 148TH AVE. S.E. & S.E. 112TH ST. NORTHING: 186170.72' EASTING: 1316637.83' OWNER: CITY OF RENTON I D# 1849 DESCRIPTION: PUNCHED "X" IN 2" BRASS DISC IN CASE DOWN 0.30'. LOCATION: INTERSECTION OF FIELD AVE. N.E. & N.E. 8TH ST. NORTHING: 183615.51' EASTING: 1313987.64' VERTICAL BENCHMARKS: SOURCE CITY OF RENTON I D# 1845 DESCRIPTION: PUNCHED 1/2" BRASS ROD IN CASE DOWN 1.65'. LOCATION: INTERSECTION OF 148TH AVE. S.E. & S.E. 112TH ST. ELEVATION: 467.76' SOURCE CITY OF RENTON I D# 159 DESCRIPTION: PUNCHED 1-3/4" STEEL ROD IN CASE DOWN 0.60'. LOCATION: INTERSECTION OF N.E. 12TH ST. & UNION AVE. N.E. ELEVATION: 415.95' VICINITY MAP Hazen High School tea: NOTE: ALL GROUNDWATER DISCHARGE SHALL MEET THE REQUIREMENTS OF THE PROJECT'S COVERAGE UNDER THE NPDES CONSTRUCTION STORMWATER PERMIT. IF GROUND WATER CANNOT BE DISCHARGED THROUGH STORMWATER, CONSTRUCTION STORMWATER DIRECTED TO THE PUBLIC SEWER SYSTEM WILL REQUIRE APPROVAL OF KING COUNTY, A KC INDUSTRIAL WASTE PERMIT AND RENTON DISCHARGE PERMIT. OWNER: RENTON SCHOOL DISTRICT ARCHITECT: INTEGRUS ARCHITECTURE LANDSCAPE: FORA LANDSCAPE ARCHITECTS ENGINEER: JACOBSON CONSULTING ENGINEERS CAPITAL PLANNING & CONSTRUCTION 117 S MAIN STREET, SUITE 100 ARCHITECT 1430 NE 65TH STREET 255 S. KING STREET, SUITE 800 7812 SOUTH 124TH STREET SEATTLE, WA 98104 SEATTLE, WA 98115 SEATTLE, WA 98104 SEATTLE, WA 98178 (206) 628-3137 CONTACT: ALEXANDRA FORIN; (425) 350-3229 CONTACT: NICK HAGAN (206) 426-2600 CONTACT: ALAN JACOBSON (206) 482-5253 CONTACT: MIKE CATO AFORIN@INTEGRUSARCH.COM NICK@FORA.LAND ALAN@JACOBSONENGINEERS.COM MICHAEL.CATO@RENTONSCHOOLS.US SURVEYED: w DESIGNED: JAJ DRAWN: DJD/AJJ 43667 CHECKED: IS-F APPROVED: NO. REVISION BY DATE APPR JAJ SCALE: N/A ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY VERTICAL: NAVD 1988 HORIZONTAL: NAD 1983/1991 DATUM CITY OF RENTON C."'R Nkav Planning/Building/Public Works Dept. NE 13th St, SE 113th St. Sheet List Table SHEET 1 OF 8 C000 COVER SHEET SHEET 2 OF 8 C001 NOTES SHEET SHEET 3 OF 8 C010 OVERALL SITE PLAN SHEET 4 OF 8 C102 DEMOLITION AND TESC PLAN SHEET 5 OF 8 C103 DEMOLITION AND TESC PLAN SHEET 6 OF 8 C104 DEMOLITION AND TESC PLAN SHEET 7 OF 8 C110 TESC DETAILS SHEET 8 OF 8 C111 TESC DETAILS CONDITION OF APPROVAL: PROJECT SHALL HAVE NPDES COVERAGE IN PLACE PRIOR TO EARLY CLEAR & GRADE ACTIVITIES OR, ALTERNATIVELY, PROVIDE WRITTEN CONFIRMATION FROM DOE ALLOWING FOR ALTERNATIVE MEASURES TO BE IN PLACE PRIOR TO COVERAGE SUCH AS LIMITING WORK TO LESS THAN 1 ACRE OR OBTAINING A SEWER DISCHARGE PERMIT UNDER THE KING COUNTY INDUSTRIAL WASTE PROGRAM. UNDER NO CIRCUMSTANCE SHALL CONSTRUCTION OCCUR PRIOR TO NPDES COVERAGE OR WRITTEN CONFIRMATION FROM DOE THAT THE ACTIVITIES CAN BE PERFORMED. IN COMPLIANCE WITH CITY OF RENTON STANDARDS [DEVELOPMENT ENGINEERING �' Surface Water Enginering �� Michael Sippo 03/30/2025 0 JFarah 03/31/2025 ' F L FIREAUTHORITYPROVEDlh�`,�mas 03/31/2025 "4<FtREa`� ■ DATE: HAZEN HIGH SCHOOL MODERNIZATION 03/20/202 PAGE: COVER SHEET 0000 SHEEP: q OF 8 R-434601 00 O O O m CV A u 00 i'- O O O O 4 CV Ir 'i1 0') NJ - CM O O O i 4 CV Q J IN THE NW 1/4 OF SECTION 10 & THE NE 1/4 OF SECTION 10, TOWNSHIP 23 NORTH, RANGE 05 EAST, W.M. CITY OF RENTON EROSION AND SEDIMENT CONTROL (ESC) STANDARD PLAN NOTES (PER CITY STD. PLAN 268.00) THE FOLLOWING IS A LISTING OF GENERAL NOTES THAT SHALL BE INCORPORATED IN THE EROSION AND SEDIMENT CONTROL ( ESC) PLAN SET. ALL THE NOTES ON THE LIST MAY NOT PERTAIN TO EVERY PROJECT. THE APPLICANT OR OWNER, HEREBY REFERRED TO AS APPLICANT, MAY STRIKE OUT IRRELEVANT NOTES IF NOT APPLICABLE TO THE PROJECT. HOWEVER, THE APPLICANT SHALL NOT RENUMBER NOR EDIT THE REMAINING NOTES. IF ADDITIONAL NOTES ARE NEEDED FOR SPECIFIC ASPECTS, THEY SHALL BE ADDED AFTER THE ESC STANDARD PLAN NOTES. 1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE- CONSTRUCTION MEETING SHALL BE HELD AMONG THE CITY OF RENTON, HEREBY REFERRED TO AS THE CITY, THE APPLICANT, AND THE APPLICANT' S CONTRACTOR. 2. THE APPLICANT IS RESPONSIBLE FOR OBTAINING THE WASHINGTON STATE DEPARTMENT OF ECOLOGY (ECOLOGY) CONSTRUCTION STORMWATER GENERAL PERMIT, IF IT IS REQUIRED FOR THE PROJECT. THE APPLICANT SHALL PROVIDE THE CITY COPIES OF ALL MONITORING REPORTS PROVIDED TO ECOLOGY ASSOCIATED WITH THE CONSTRUCTION STORMWATER GENERAL PERMIT. 3. THE ESC PLAN SET SHALL INCLUDE AN ESC CONSTRUCTION SEQUENCE DETAILING THE ORDERED STEPS THAT SHALL BE FOLLOWED FROM CONSTRUCTION COMMENCEMENT TO POST- PROJECT CLEANUP IN ORDER TO FULFILL PROJECT ESC REQUIREMENTS. 4. THE BOUNDARIES OF THE CLEARING LIMITS, SENSITIVE AREAS AND THEIR BUFFERS, AND AREAS OF VEGETATION PRESERVATION AND TREE RETENTION AS PRESCRIBED ON THE PLAN(S) SHALL BE CLEARLY DELINEATED BY FENCING AND PROTECTED IN THE FIELD IN ACCORDANCE WITH APPENDIX D OF THE CITY OF RENTON SURFACE WATER DESIGN MANUAL ( RENTON SWDM) PRIOR TO THE START OF CONSTRUCTION. DURING THE CONSTRUCTION PERIOD, NO DISTURBANCE BEYOND THE CLEARING LIMITS SHALL BE PERMITTED. THE CLEARING LIMITS SHALL BE MAINTAINED BY THE APPLICANT/ ESC SUPERVISOR FOR THE DURATION OF CONSTRUCTION. 5. STABILIZED CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT THE BEGINNING OF CONSTRUCTION AND MAINTAINED FOR THE DURATION OF THE PROJECT. ADDITIONAL MEASURES, SUCH AS CONSTRUCTED WHEEL WASH SYSTEMS OR WASH PADS, MAY BE REQUIRED TO ENSURE THAT ALL PAVED AREAS ARE KEPT CLEAN AND TRACK- OUT TO ROAD RIGHT OF WAY DOES NOT OCCUR FOR THE DURATION OF THE PROJECT. IF SEDIMENT IS TRACKED OFFSITE, PUBLIC ROADS SHALL BE CLEANED THOROUGHLY AT THE END OF EACH DAY, OR MORE FREQUENTLY DURING WET WEATHER, AS NECESSARY TO PREVENT SEDIMENT FROM ENTERING WATERS OF THE STATE. 6. WASHOUT FROM CONCRETE TRUCKS SHALL BE PERFORMED OFF- SITE OR IN DESIGNATED CONCRETE WASHOUT AREAS ONLY. DO NOT WASH OUT CONCRETE TRUCKS ONTO THE GROUND, OR TO STORM DRAINS OR OPEN DITCHES. ON- SITE DUMPING OF EXCESS CONCRETE SHALL ONLY OCCUR IN DESIGNATED CONCRETE WASHOUT AREAS. 7. WASHOUT AREAS. ALL REQUIRED ESC BMPS SHALL BE CONSTRUCTED AND IN OPERATION PRIOR TO LAND CLEARING AND/ OR CONSTRUCTION TO PREVENT TRANSPORTATION OF SEDIMENT TO SURFACE WATER, DRAINAGE SYSTEMS AND ADJACENT PROPERTIES. ALL ESC BMPS SHALL BE MAINTAINED IN A SATISFACTORY CONDITION UNTIL SUCH TIME THAT CLEARING AND/ OR CONSTRUCTION IS COMPLETE AND POTENTIAL FOR ON- SITE EROSION HAS PASSED. ALL ESC BMPS SHALL BE REMOVED AFTER CONSTRUCTION IS COMPLETED AND THE SITE HAS BEEN STABILIZED TO ENSURE POTENTIAL FOR ON- SITE EROSION DOES NOT EXIST. THE IMPLEMENTATION, MAINTENANCE, REPLACEMENT, ENHANCEMENT, AND REMOVAL OF ESC BMPS SHALL BE THE RESPONSIBILITY OF THE APPLICANT. 8. ANY HAZARDOUS MATERIALS OR LIQUID PRODUCTS THAT HAVE THE POTENTIAL TO POLLUTE RUNOFF SHALL BE DISPOSED OF PROPERLY. 9. THE ESC BMPS DEPICTED ON THIS DRAWING ARE INTENDED TO BE MINIMUM REQUIREMENTS TO MEET ANTICIPATED SITE CONDITIONS. AS CONSTRUCTION PROGRESSES AND UNEXPECTED OR SEASONAL CONDITIONS DICTATE, THE APPLICANT SHALL ANTICIPATE THAT MORE ESC BMPS WILL BE NECESSARY TO ENSURE COMPLETE SILTATION CONTROL ON THE PROPOSED SITE. DURING THE COURSE OF CONSTRUCTION, IT SHALL BE THE OBLIGATION AND RESPONSIBILITY OF THE APPLICANT TO ADDRESS ANY NEW CONDITIONS THAT MAY BE CREATED BY THE ACTIVITIES AND TO PROVIDE ADDITIONAL ESC BMPS, OVER AND ABOVE MINIMUM REQUIREMENTS, AS MAY BE NEEDED, TO PROTECT ADJACENT PROPERTIES AND WATER QUALITY OF THE RECEIVING DRAINAGE SYSTEM. 10. APPROVAL OF THIS PLAN IS FOR ESC ONLY. IT DOES NOT CONSTITUTE AN APPROVAL OF STORM DRAINAGE DESIGN, SIZE NOR LOCATION OF PIPES, RESTRICTORS, CHANNELS, OR STORMWATER FACILITIES. 11. ANY DEWATERING SYSTEM NECESSARY FOR THE CONSTRUCTION OF STORMWATER FACILITIES SHALL BE SUBMITTED TO THE CITY FOR REVIEW AND APPROVAL. 12. ANY AREAS OF EXPOSED SOILS, INCLUDING ROADWAY EMBANKMENTS, THAT WILL NOT BE DISTURBED FOR TWO DAYS DURING THE WET SEASON (OCTOBER 1ST THROUGH APRIL 30TH) OR SEVEN DAYS DURING THE DRY SEASON ( MAY 1ST THROUGH SEPTEMBER 30TH) SHALL BE IMMEDIATELY STABILIZED WITH THE APPROVED ESC COVER METHODS ( E.G., SEEDING, MULCHING, PLASTIC COVERING, ETC.) IN CONFORMANCE WITH APPENDIX D OF THE RENTON SWDM. 13. WET SEASON ESC REQUIREMENTS APPLY TO ALL CONSTRUCTION SITES BETWEEN OCTOBER 1ST AND APRIL 30TH, UNLESS OTHERWISE APPROVED BY THE CITY. 14. ANY AREA NEEDING ADDITIONAL ESC MEASURES, NOT REQUIRING IMMEDIATE ATTENTION, SHALL BE ADDRESSED WITHIN SEVEN ( 7) DAYS. 15. THE ESC BMPS ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED AT A MINIMUM OF ONCE A MONTH OR WITHIN 24 HOURS FOLLOWING A STORM EVENT. INSPECTION AND MAINTENANCE SHALL OCCUR MORE FREQUENTLY AS REQUIRED BY THE CITY. 16. BEFORE COMMENCEMENT OF ANY CONSTRUCTION ACTIVITY, CATCH BASIN INSERTS PER THE CITY STANDARD PLAN 216. 30 SHALL BE PROVIDED FOR ALL STORM DRAIN INLETS DOWNSLOPE AND WITHIN 500 FEET OF A DISTURBED OR CONSTRUCTION AREA, UNLESS THE RUNOFF THAT ENTERS THE INLET WILL BE CONVEYED TO A SEDIMENT POND OR TRAP. ALL CATCH BASIN INSERTS SHALL BE PERIODICALLY INSPECTED AND REPLACED AS NECESSARY TO ENSURE FULLY FUNCTIONING CONDITION. 17. AT NO TIME SHALL SEDIMENT ACCUMULATION EXCEED 2/3 OF THE CAPACITY OF THE CATCH BASIN SUMP. ALL CATCH BASINS AND CONVEYANCE LINES SHALL BE CLEANED PRIOR TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SEDIMENT- LADEN WATER INTO THE DOWNSTREAM SYSTEM. 18. ANY PERMANENT STORMWATER FACILITY LOCATION USED AS A TEMPORARY SETTLING BASIN SHALL BE MODIFIED WITH THE NECESSARY ESC BMPS AND SHALL PROVIDE ADEQUATE STORAGE CAPACITY. IF THE TEMPORARY FACILITY IS TO ULTIMATELY FUNCTION AS AN INFILTRATION SYSTEM IN ITS PERMANENT STATE, THE TEMPORARY FACILITY SHALL BE ROUGH GRADED SO THAT THE BOTTOM AND SIDES ARE AT LEAST THREE FEET ABOVE THE FINAL GRADE OF THE PERMANENT FACILITY. 19. AREAS DESIGNATED ON THE PLAN(S) CONTAINING EXISTING STORMWATER FACILITIES OR ON- SITE BMPS ( AMENDED SOILS, BIORETENTION, PERMEABLE PAVEMENT, ETC.) SHALL BE CLEARLY FENCED AND PROTECTED USING ESC BMPS TO AVOID SEDIMENTATION AND COMPACTION DURING CONSTRUCTION. 20. PRIOR TO THE BEGINNING OF THE WET SEASON (OCTOBER 1ST), ALL DISTURBED AREAS SHALL BE INSPECTED TO IDENTIFY WHICH ONES SHALL BE SODDED OR SEEDED IN PREPARATION FOR THE WINTER RAINS. DISTURBED AREAS SHALL BE SODDED OR SEEDED WITHIN ONE WEEK OF THE BEGINNING OF THE WET SEASON. AN EXHIBIT OF THOSE AREAS TO BE SODDED OR SEEDED AND THOSE AREAS TO REMAIN UNCOVERED SHALL BE SUBMITTED TO THE CITY FOR REVIEW. 21. PRIOR TO FINAL CONSTRUCTION ACCEPTANCE, THE PROJECT SITE SHALL BE STABILIZED TO PREVENT SEDIMENT- LADEN WATER FROM LEAVING THE PROJECT SITE, ALL ESC BMPS SHALL BE REMOVED, AND STORMWATER CONVEYANCE SYSTEMS, FACILITIES, AND ON- SITE BMPS SHALL BE RESTORED TO THEIR FULLY FUNCTIONING CONDITION. ALL DISTURBED AREAS OF THE PROJECT SITE SHALL BE VEGETATED OR OTHERWISE PERMANENTLY STABILIZED. AT A MINIMUM, DISTURBED AREAS SHALL BE SODDED OR SEEDED AND MULCHED TO ENSURE THAT SUFFICIENT COVER WILL DEVELOP SHORTLY AFTER FINAL APPROVAL. MULCH WITHOUT SEEDING IS ADEQUATE FOR AREAS TO BE LANDSCAPED BEFORE OCTOBER 1ST. 22. ROCKERIES ARE CONSIDERED TO BE A METHOD OF BANK STABILIZATION AND EROSION CONTROL. ROCKERIES SHALL NOT BE CONSTRUCTED TO SERVE AS RETAINING WALLS. ALL ROCKERIES IN CITY ROAD RIGHTS- OF- WAY SHALL BE CONSTRUCTED IN ACCORDANCE WITH CITY STANDARDS. ROCKERIES OUTSIDE OF ROAD RIGHTS- OF- WAY SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE INTERNATIONAL BUILDING CODE. w�Q 43667 `IsvE �1 NA I , E� CITY OF RENTON SURFACE WATER STANDARD PLAN NOTES (PER CITY STD. PLANS 267.00 & 267.10) 1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE- CONSTRUCTION MEETING SHALL BE HELD AMONG THE CITY OF RENTON, HEREBY REFERRED TO AS THE CITY, THE APPLICANT, AND THE APPLICANT'S CONTRACTOR. 2. THE APPLICANT SHALL BE RESPONSIBLE FOR SECURING ALL NECESSARY CITY, STATE, AND FEDERAL PERMITS PRIOR TO CONSTRUCTION. 3. ALL STORM DRAINAGE IMPROVEMENTS SHALL BE DESIGNED AND CONSTRUCTED IN ACCORDANCE WITH THE LATEST EDITION OF THE CITY OF RENTON SURFACE WATER DESIGN MANUAL ( RENTON SWDM), RENTON MUNICIPAL CODE (RMC), AND THE STANDARD SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL CONSTRUCTION PREPARED BY WSDOT AND THE AMERICAN PUBLIC WORKS ASSOCIATION (APWA). IT SHALL BE THE SOLE RESPONSIBILITY OF THE APPLICANT TO CORRECT ANY ERROR, OMISSION OR VARIATION FROM THE ABOVE REQUIREMENTS FOUND IN THE PLANS. ALL CORRECTIONS SHALL BE AT NO ADDITIONAL COST TO THE CITY. 4. APPROVAL OF THE ROAD, GRADING, PARKING, BUILDING, AND DRAINAGE PLAN DOES NOT CONSTITUTE AS APPROVAL OF ANY OTHER CONSTRUCTION ( E.G. WATER, SEWER, GAS, ELECTRICAL. ETC.). PLANS FOR STRUCTURES SUCH AS BRIDGES, VAULTS, AND RETAINING WALLS REQUIRE A SEPARATE REVIEW AND APPROVAL BY THE CITY PRIOR TO CONSTRUCTION. THE SURFACE WATER DRAINAGE SYSTEM SHALL BE CONSTRUCTED ACCORDING TO THE APPROVED PLANS. ANY DEVIATION FROM THE APPROVED PLANS WILL REQUIRE COORDINATION FOLLOWED BY WRITTEN APPROVAL FROM THE CITY. 5. A COPY OF THE APPROVED PLANS SHALL BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 6. HE LOCATIONS OF ALL EXISTING UTILITIES SHOWN HEREON HAVE BEEN ESTABLISHED BY FIELD SURVEY OR OBTAINED FROM AVAILABLE RECORDS AND SHALL THEREFORE BE CONSIDERED APPROXIMATE ONLY AND NOT NECESSARILY COMPLETE. IT IS THE SOLE RESPONSIBILITY OF THE APPLICANT AND THE APPLICANT'S CONTRACTOR TO INDEPENDENTLY VERIFY THE ACCURACY OF ALL UTILITY LOCATIONS SHOWN, AND TO FURTHER DISCOVER AND AVOID ANY OTHER UTILITIES NOT SHOWN HEREON THAT MAY BE AFFECTED BY THE IMPLEMENTATION OF THIS PLAN. THE APPLICANT SHALL RECORD ON THE AS- BUILT DRAWINGS ALL UNDOCUMENTED UTILITIES DISCOVERED AND ANY CHANGES TO THE APPROVED PLANS. THE APPLICANT SHALL IMMEDIATELY NOTIFY THE ENGINEER OF RECORD IF A CONFLICT EXISTS. 7. VERTICAL DATUM SHALL BE NAVD 88 AND HORIZONTAL DATUM SHALL BE NAD 83 (WA STATE PLANE, NORTH), UNLESS OTHERWISE APPROVED BY THE CITY. REFERENCE BENCHMARK, DATUM, AND ELEVATIONS SHALL BE NOTED ON THE PLANS. 8. ALL UTILITY TRENCH BACKFILL AND ROADWAY SUBGRADE SHALL BE COMPACTED TO 95% MAXIMUM DRY DENSITY PER SECTION 2-03.3(14)D - COMPACTION AND MOISTURE CONTROL TESTS OF THE WSDOT STANDARD SPECIFICATIONS. IN PERMEABLE PAVEMENT AND OTHER INFILTRATION AREAS, ALL TRENCH BACKFILL SHALL BE FIRM AND UNYIELDING BUT IN NO CASE SHALL BE COMPACTED TO MORE THAN 92% OF MAXIMUM DRY DENSITY. 9. OPEN CUTTING OF EXISTING ROADWAYS FOR STORM DRAINAGE WORK IS NOT ALLOWED UNLESS SPECIFICALLY APPROVED BY THE CITY AND NOTED ON THESE APPROVED PLANS. ANY OPEN CUT SHALL BE RESTORED IN ACCORDANCE WITH THE CITY TRENCH RESTORATION STANDARDS. 10. ALL PIPE AND STRUCTURES SHALL BE STAKED FOR SURVEY LINE AND GRADE PRIOR TO THE START OF CONSTRUCTION. WHERE SHOWN ON THE PLANS OR WHERE DIRECTED BY THE CITY, THE EXISTING MANHOLES, CATCH BASINS, OR INLETS SHALL BE ADJUSTED TO THE GRADE AS STAKED. 11. ALL FLOW CONTROL FACILITIES SHALL BE INSTALLED AND IN OPERATION PRIOR TO, OR IN CONJUNCTION WITH, ANY CONSTRUCTION ACTIVITY UNLESS OTHERWISE APPROVED BY THE CITY. 12. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE WITH THE CURRENT STATE OF WASHINGTON STANDARD SPECIFICATION FOR ROAD AND BRIDGE CONSTRUCTION. THIS SHALL INCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE FOUNDATION MATERIAL, AS WELL AS PLACEMENT AND COMPACTION OF REQUIRED BEDDING MATERIAL TO UNIFORM GRADE SO THAT THE ENTIRE LENGTH OF THE PIPE WILL BE SUPPORTED ON A UNIFORMLY DENSE, UNYIELDING BASE. ALL PIPE BEDDING AND BACKFILL SHALL BE AS SHOWN ON THE CITY STANDARD PLAN 220. 00, 220. 10, AND 220. 20. 13. STEEL PIPE SHALL BE ALUMINIZED, OR GALVANIZED WITH ASPHALT TREATMENT 1, 2, OR 5 INSIDE AND OUTSIDE. 14. ALL DRAINAGE STRUCTURES SUCH AS CATCH BASINS AND MANHOLES SHALL BE FITTED WITH DUCTILE IRON, BOLT- LOCKING LIDS PER THE CITY STANDARD PLAN 204. 10, 204. 20, 204. 30, 204. 40, AND 204. 50. STRUCTURES SHALL HAVE: • RECTANGULAR OR ROUND, SOLID LIDS WHEN NOT COLLECTING RUNOFF, AND OUTSIDE OF THE ROADWAY. • ROUND, SOLID LIDS WHEN NOT COLLECTING RUNOFF, AND LOCATED WITHIN THE ROADWAY, BUT OUTSIDE OF THE CURB/ GUTTER LINE. • ROUND, SOLID LIDS DISPLAYING THE CITY LOGO WHEN WITHIN THE PUBLIC RIGHT- OF- WAY OR IN AN EASEMENT TO THE CITY. PRIVATE STRUCTURE LIDS OUTSIDE PUBLIC RIGHT- OF- WAY AND EASEMENTS TO THE CITY SHALL NOT DISPLAY THE CITY LOGO. 15. BUILDINGS AND OTHER STRUCTURES SHALL BE PLACED IN ACCORDANCE WITH TABLE 4.1 EASEMENT WIDTHS AND BUILDING SETBACKS LINES OF THE RENTON SWDM. I T61 REVISION SURVEYED: DESIGNED: JAJ DRAWN: DJD/AJJ CHECKED: JAJ BY DATE APPR APPROVED: JAJ 16. LIDS OF MANHOLES/ CATCH BASINS WITHIN PUBLIC RIGHT- OF- WAY SHALL NOT BE ADJUSTED TO FINAL GRADE UNTIL AFTER PAVING. ALL MANHOLE/ CATCH BASIN RIMS SHALL BE ADJUSTED TO BE FLUSH WITH FINAL FINISHED GRADES, UNLESS OTHERWISE SHOWN. 17. ALL DRIVEWAY CULVERTS LOCATED WITHIN CITY RIGHT- OF- WAY SHALL BE OF SUFFICIENT LENGTH TO PROVIDE A MINIMUM 3:1 SLOPE FROM THE EDGE OF THE DRIVEWAY TO THE BOTTOM OF THE DITCH. 18. ROCK FOR EROSION PROTECTION OF ROADSIDE DITCHES, WHERE REQUIRED, SHALL BE OF SOUND QUARRY ROCK PLACED TO A MINIMUM DEPTH OF ONE ( 1) FOOT AND SHALL MEET THE FOLLOWING SPECIFICATIONS: • 4 - 8 INCH ROCK / 40 - 70% PASSING; • 2 - 4 INCH ROCK / 30 - 40% PASSING; AND • LESS THAN 2 INCH ROCK / 10 - 20% PASSING. 19. FOOTING DRAINAGE SYSTEMS AND ROOF DOWNSPOUT SYSTEMS SHALL NOT BE INTERCONNECTED AND SHALL SEPARATELY CONVEY COLLECTED FLOWS TO THE CONVEYANCE SYSTEM OR FLOW CONTROL FACILITY ON THE SITE, UNLESS APPROVED BY THE CITY. FOOTING DRAINS SHALL NOT BE CONNECTED TO ON- SITE BMPS. 20. THE END OF EACH STORM DRAIN STUB SHALL BE CAPPED. A CLEANOUT TOPPED WITH A BOLT - LOCKING LID MARKED " STORM" OR " DRAIN" SHALL BE LOCATED AT THE PROPERTY LINE OR AT THE POINT OF CONNECTION OF A PRIVATE STORM DRAINAGE CONVEYANCE SYSTEM PER THE CITY STANDARD PLAN 227. 00. 21. ALL STORM SYSTEM EXTENSIONS SHALL BE STAKED FOR LINE AND GRADE BY A SURVEYOR LICENSED IN WASHINGTON STATE, AND CUT SHEETS SHALL BE PROVIDED TO THE CITY PRIOR TO CONSTRUCTION. 22. ALL NEWLY- INSTALLED AND NEWLY- REHABILITATED ( PUBLIC AND PRIVATE) STORM CONVEYANCE SYSTEMS SHALL BE INSPECTED BY MEANS OF REMOTE CCTV ACCORDING TO THE CITY STANDARD PLAN 266. 00. CCTV INSPECTIONS AND REPORTS SHALL BE SUBMITTED TO THE CITY PRIOR TO RECEIVING APPROVAL TO INSTALL PROJECT CURBS, GUTTERS AND/ OR PAVEMENT. 23. ALL STORM SYSTEMS AND CONNECTIONS TO EXISTING MAINS SHALL BE TESTED IN ACCORDANCE WITH SECTION 7-04.3(1) OF THE WSDOT STANDARD SPECIFICATIONS AND IN THE PRESENCE OF A REPRESENTATIVE OF THE CITY. STORM DRAIN STUBS SHALL BE TESTED FOR ACCEPTANCE AT THE SAME TIME THE MAIN STORM IS TESTED. 24. FOR ALL DISTURBED PERVIOUS AREAS ( COMPACTED, GRADED, LANDSCAPED, ETC.) OF THE DEVELOPMENT SITE, TO MAINTAIN THE MOISTURE CAPACITY OF THE SOIL EITHER STOCKPILE AND REDISTRIBUTE THE EXISTING DUFF LAYER AND NATIVE TOPSOIL OR AMEND THE SOIL WITH COMPOST IN ACCORDANCE WITH STANDARD PLAN 264. 00. 25. ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMITS BY THE CITY DOES NOT RELIEVE THE APPLICANT OF THE CONTINUING LEGAL OBLIGATION AND/ OR LIABILITY CONNECTED WITH STORMWATER DISPOSAL. THE CITY DOES NOT ACCEPT ANY OBLIGATION FOR THE PROPER FUNCTIONING AND MAINTENANCE OF THE STORM SYSTEM PROVIDED DURING CONSTRUCTION. TESC CONSTRUCTION SEQUENCE 1. SCHEDULE MAJOR LAND DISTURBING ACTIVITIES DURING THE DRY MONTHS AND ALLOW TIME BEFORE THE WET SEASON BEGINS TO ADEQUATELY STABILIZE THE DISTURBED GROUND. CONTRACTOR SHALL MONITOR, REPLACE, AND SUPPLEMENT TESC MEASURES WITH ADDITIONAL MEASURES DURING WET SEASON TO MITIGATE FOR ANY POTENTIAL FOR EROSION OR SEDIMENT ON -SITE TO OCCUR AND IMPACT THE RIGHT-OF-WAY OR NEIGHBORING PROPERTIES (I.E. DOUBLE SILT FENCE, REPLACE CB INSERTS MORE OFTEN, ETC. CONTRACTOR SHALL UPDATE AND INCLUDE ADDITIONAL MEASURES BEING IMPLEMENTED DURING THE WET SEASON IN THE CSWPPP THAT WILL BE ON -SITE IN THE CONSTRUCTION TRAILER. 2. PHASE AND/OR SCHEDULE CONSTRUCTION TO LIMIT THE AMOUNT OF DISTURBED, UNSTABILIZED SOIL EXPOSED AT ANY ONE TIME. CONTRACTOR SHALL PROVIDE PROVIDE PHASING AND CONSTRUCTION SCHEDULE TO THE CITY PROJECT MANAGER AND INSPECTOR PRIOR TO STARTING CONSTRUCTION. 3. FENCE OR FLAG AREAS TO BE PROTECTED OF LEFT UNDISTURBED DURING CONSTRUCTION, INCLUDING INSTALLATION OF TEMPORARY CONSTRUCTION FENCING AND TREE PROTECTION MEASURES. 4. STRIP AND CLEAR AND GRUB FIELD SUFFICIENTLY FOR INSTALLATION OF TEMPORARY EROSION SEDIMENTATION CONTROL (ESC) BMPS. 5. INSTALL TEMPORARY ESC MEASURES INDICATED ON PLANS, INCLUDING BUT NOT LIMITED TO, SILT FENCE, CATCH BASIN INSERTS, INTERCEPTOR SWALES, CHECK DAMS, SEDIMENT RETENTION FACILITIES (I.E. SEDIMENT SETTLEMENT TANKS, SEDIMENT TRAPS/PONDS, ETC.), AND STRAW WATTLES. COORDINATE WITH CITY OF RENTON INSPECTOR. 6. PROVIDE TEMPORARY PEDESTRIAN DETOUR ROUTES, SIGNS, FENCING, ETC. BOTH ON -SITE AND IN THE PUBLIC RIGHT-OF-WAY 7. BEGIN GRADING AND EXCAVATION FOR FIELD UNDERDRAIN AND IRRIGATION PIPING, AND FOR PAVEMENT SUBGRADES. 8. TEMPORARILY STABILIZE SITE, THROUGH RE -VEGETATION, HYDROSEED, MULCHING OR OTHER APPROPRIATE BMPS AS A RESULT OF SITE GRADING IN AREAS THAT WILL NOT RECEIVE HARDSCAPE. 9. CONSTRUCT STORM AND IRRIGATION UTILITIES, CONCRETE, ASPHALT, AND PERMEABLE PAVEMENTS, AS WELL AS STAIRS, CHEEK WALLS, AND MOW STRIPS FOR FENCING. 10. PLACE FILL SECTION AND LAWN/SEED FOR PLAYFIELD. 11. REMOVE TEMPORARY ESC FACILITIES UPON COMPLETION OF CONSTRUCTION AND ONLY ONCE SITE IS STABILIZED, INSPECTED, AND APPROVED BY CITY OF RENTON INSPECTOR. 26. ADEQUATE SAFEGUARDS, SAFETY DEVICES, PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER ACTIONS NEEDED TO PROTECT THE LIFE, HEALTH, AND SAFETY OF THE PUBLIC, AND TO PROTECT PROPERTY IN CONNECTION WITH THE PERFORMANCE OF WORK SHALL BE PROVIDED. ANY WORK WITHIN THE TRAVELED RIGHT -OF- WAY THAT MAY INTERRUPT NORMAL TRAFFIC FLOW SHALL CONSTRUCTION SEQUENCE REQUIRE A TRAFFIC CONTROL PLAN APPROVED BY THE CITY. ALL SECTIONS OF THE WSDOT STANDARD SPECIFICATIONS 1-10 TEMPORARY TRAFFIC CONTROL SHALL APPLY. 1. BEFORE ANY CONSTRUCTION ACTIVITY ARRANGE AND ATTEND PRE -CONSTRUCTION CONFERENCES WITH CITY OF RENTON AND JACOBSON CONSULTING ENGINEERS. 27. PROJECTS LOCATED WITHIN THE CITY' S AQUIFER PROTECTION AREA (APA) SHALL COMPLY WITH 2. COMPLY WITH CONSTRUCTION PHASING REQUIREMENTS IDENTIFIED IN DRAWINGS SPECIAL REQUIREMENT # 6 OF THE RENTON SWDM AND AQUIFER PROTECTION REGULATIONS ( AND SPECIFICATIONS. RMC 4-3-050). 28. PLACEMENT OF SURFACE APPURTENANCES ( CATCH BASIN/ MANHOLE LIDS, CLEANOUTS, INLETS, ETC.) IN THE STREET TRAVEL LANE WHEEL PATH, INTERSECTIONS OF STREET TRAVEL LANES, BIKE LANES, SIDEWALKS, AND CROSSWALKS SHALL BE AVOIDED WHENEVER POSSIBLE. ANY SURFACE APPURTENANCE PLACED IN A SIDEWALK OR CROSSWALK SHALL BE FITTED WITH A NON- SLIP OR NON- SKID LID PER ADA REQUIREMENTS. 29. CLEARLY LABEL PUBLIC AND PRIVATE SYSTEMS ON THE PLANS. PRIVATE SYSTEMS SHALL BE MAINTAINED BY THE APPLICANT. 30. MINIMUM COVER OVER STORM DRAINAGE PIPE SHALL CONFORM TO TABLE 4.2.1.A2 OF THE RENTON SWDM. 31. CONSTRUCTED PERMEABLE PAVEMENT SHALL BE PERMEABLE ENOUGH TO ABSORB WATER AT A MINIMUM RATE OF 20 INCHES PER HOUR IMMEDIATELY AFTER THE PAVEMENT SURFACE HAS BEEN WETTED CONTINUOUSLY FOR AT LEAST 10 MINUTES. COMPLIANCE WITH THIS MINIMUM RATE SHALL BE CHECKED PRIOR TO CONSTRUCTION APPROVAL OF THE PAVEMENT. COMPLIANCE MAY BE CHECKED USING A SIMPLE BUCKET TEST IN WHICH 5 GALLONS OF WATER IS POURED ONTO THE PAVEMENT SURFACE ALL AT ONCE. IF ONLY A MINOR AMOUNT OF WATER PONDS OR RUNS OFF THE SURFACE, THEN THE PAVEMENT IS CONSIDERED TO MEET THE MINIMUM RATE OF ABSORPTION. AT LEAST ONE TEST SHALL BE CONDUCTED PER 1,000 SQUARE FEET OF PERMEABLE PAVEMENT. IF THIS TEST IS NOT CONCLUSIVE, THEN ANOTHER TEST PER ASTM C1701 SHALL BE CONDUCTED. FOR LARGE AREAS ( E.G., PARKING AREAS), TESTING OBSERVATION MAY BE ACCOMPLISHED WHILE WALKING BEHIND A SLOWLY MOVING WATER TRUCK DISCHARGING WATER AT A RATE SIMILAR TO THE BUCKET TEST. PERMEABLE PAVERS SHALL BE TESTED USING ASTM C1781. SCALE: N/A ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY VERTICAL: NAVD 1988 HORIZONTAL: NAD 1983/1991 DATUM 3. PROVIDE TEMPORARY AND INTERIM MEASURES REQUIRED FOR EXECUTION OF THE WORK. 4. VERIFY VERTICAL AND HORIZONTAL LOCATIONS OF ALL EXISTING UNDERGROUND UTILITIES. CONTACT ALL UTILITY COMPANIES OR PROVIDERS THAT MAY BE AFFECTED BY THE PROPOSED CONSTRUCTION. CALL 811 AND UTILIZE PRIVATE LOCATING COMPANY ALONG THE ENTIRE WORK AREA. 5. PROVIDE CATCH BASIN PROTECTION AND OTHER APPROPRIATE TESC MEASURES, INCLUDING STRAW WATTLES, ETC. COORDINATE WITH CITY OF RENTON INSPECTOR. 6. BACKFILL AND COMPACT TRENCH. PATCH AND RESTORE SITE PER PLANS 7. INSTALL ALL NEW PAVING, LANDSCAPING AND SITE STABILIZATION. 8. CONTACT DESIGN ENGINEER AND CITY SO THEY CAN PUNCH LIST THE SITE. ADDRESS PUNCH LIST ITEMS AS REQUIRED. IN COMPLIANCE WITH CITY OF RENTON STANDARDS DEVELOPMENT ENGINEERING Michael Sippo 03/30/2025 HAZEN HIGH SCHOOL MODERNIZATION CITY OF RENTON Nkav Planning/Building/Public Works Dept. NOTES SHEET DATE: 03/20/2 PAGE: coo SHEET: OF: 2 OF 8 R-434602 00 0 0 N A, u 'i1 m NJ - CM 0 0 0 I N Q D J CO WORK IN THIS AREA UNDER I I ECO PAN FOR CONCRETE PUMPER TRUCK CIO M THIS EARLY CLEAR AND CLEANOUT; FINAL LOCATION TO BE LO GRADE PERMIT FOR TESC I COORDINATED IN FIELD DURING CONSTRUCTION. ECO PAN USED FOR CONCRETE POUR IN CD COURTYARD TO THE SOUTH FOR GREENHOUSE 0 40 80 160 C:) PAD AND CONCRETE SIDEWALK REPLACEMENT mmgLn ►�j - - - _ I I FOR INSTALLATION OF ACID WASTE PIPING N 0 CX02 - - - - t - - _ - - __ _�- N88°38'17"W 329.73' --------------- ---- _ - - W -------,------------- ------ - SCALE 1 _ S88 36'26 "E 329.0 T - - - - ` -- - - -` _ _ - - _ - - - - - - - -� — ------ _ _-- -- _-------- -- _ -T--------------_ y-------- ► -- ----- - - --- - ------ - - ------ - -- ---- --- Y'lZ-6 18' -- -----------__ _ -- — — — NOTE: BREAKOUT SHEETS S88°1 \ .. 9:-:'.'.'.O'.'.'.'.'.O.'::::'O:'::'::•O:'::':':'Ct: ': - - - - - - - - - - - - o: ::�:::' � ---- I------------ - o- ---- `�------ VARY IN DRAWING SCALE I o::::.:.o:;:::;:o:.::::.:o::.::.:.:a.:.::.:.:ci;:.: —{ a SD EXISTING DRIVEWAY CURB CUT CONTRACTOR TO TAKE NOTE q••••q•...a..•••a.....�••••• :: __ I i> I TO BE UPGRADED TO MEET ACCESSIBILITY REQUIREMENTS OF SCALES ON EVERY SHEET O.....Q.. ..GT.. . ...... .....O. ` SEE SHEETS C108 AND C208 :.� ..:... �.....A.. :.I _ I o _ o N :o..:..a....a....o.....o.....v..:'�':i - - I a cv C d.•.•.•.•.•o.•.::•1 i i Y I I I� I I I I (D t_ J "187.1S �\ �.:Q ° rt KEYNOTE: S88°38'17 —��. _ I N.E. I I TH PL WORK IN THE ROW UNDER I M SEPARATE CIVIL CONSTRUCTION 1. DEMOLISH AND REMOVE EX SECURITY // \\ : o..:.:.:v.:.:.;.:o�:. I I W PERMIT NO. C24005771 FENCING AND GATES, INCLUDING ANY CX03/FOR WORK IN rt HARDWARE, OUTSIDE THE GYM/CAFETERIA EX COURTYARD ' °' ' "' °' -.. is I ! II I AREA COURTYARD. CONTRACTOR SHALL SEE DETAIL I I SAWCUT 2' AROUND POSTS AND REMOVE C POSTS. PATCH WITH CONCRETE SIDEWALK no PAVEMENT. of N N EXISTING DRIVEWAY CURB CUT r 2. DEMOLISH AND REMOVE EX SECURITY 'o o TO BE UPGRADED TO MEET :':' .•..: '''` \\ _ I I _ ^� FENCING AND GATES, INCLUDING ANY :'rrr' p L o I ACCESSIBILITY REQUIREMENTS i40'O yr_..:0 \\- - o o HARDWARD, OUTSIDE THE CTE/D-WING == �i ' GROUND SOURCE - - ocn I SEE SHEETS C108 AND C208 �' Sr���� o� 1 \ - s ° I CX01 SCIENCE AREA COURTYARD. CONTRACTOR ::%, r� �j o.. VAULT. LOCATION TQ' .,v I -- �i I SHALL SAWCUT 2' AROUND POSTS AND o o: oi!F� '. �': 'S�" \ -----J L REMOVE POSTS. PATCH WITH CONCRETE o EXISTING ADA RAMP AT THESE CORNER OF INTERSECTION OF HOQUTAM AVE NE & NE SIDEWALK PAVEMENT. C' I 11TH CT TO BE UPGRADED TO MEET E� 7' :o:: •o \ I , ACCESSIBILITY REQUIREMENTS, INCLUDING .�,. �' �' ' o• \ of �X06 I INSTALLATION OF A NEW COMPANION RAMP �� 7�MIT o I I f ON EAST SIDE OF STREET. EXISTING .�. _ N.E. 11 TH CT CROSSWALK TO BE REPLACED WITH NEW .� , — _- a F I THERMOPLASTIC CROSSWALK STRIPING SEE SHEETS C108 AND C208 a•:�\�•ii•.: CITY OF RENTON EROSION CONTROL WET SEASON REQUIREMENTS S GROUND SOURCE I I WORK IN THIS AREA UNDER D X I ANY SITE WITH EXPOSED SOILS DURING THE WET SEASON OCTOBER 1 TO APRIL 30 SHALL BE SUBJECT TO THE SPECIAL PIPING IN/OUT WORK IN THIS AREA UNDER \ , I I I 1 °, I SEPARATE CIVIL CONSTRUCTION —�c ILJ OF BUILDING I SEPARATE CIVIL CONST UCTION PROVISIONS BELOW. IN ADDITION TO THE ESC COVER MEASURES (SEE SECTION D.2.1.2), THESE PROVISIONS INCLUDE PERMIT N0. C24005771 PERMIT N0. IVIL CO 77 I COVERING ANY NEWLY SEEDED AREAS WITH MULCH AND IDENTIFYING AND SEEDING AS MUCH DISTURBED AREA AS _ (2) TEMPORARY POSSIBLE PRIOR TO SEPTEMBER 23 IN ORDER TO PROVIDE GRASS COVER FOR THE WET SEASON. A "WET SEASON ESC PLAN" 2"W 286.59' — — — — — — T —A — — — PORTABLES TO PE — — _ N MUST BE SUBMITTED AND APPROVED BY THE CITY BEFORE WORK PROCEEDS OR CONTINUES. mommom —F inamm — EROSION REMOVED AT END OF T II o EXISTING LIGHT POLE AND HH PROJECT UNDER o THE FOLLOWING PROVISIONS FOR WET SEASON CONSTRUCTION ARE DETAILED IN APPENDIX D OF THE 2017 CITY OF RENTON 91 I SEPARATE PERMIT NI I EXISTING CABINET I l I I I o � I SURFACE WATER DESIGN MANUAL. PLEASE ENSURE YOUR SITE IS PROTECTED AND COMPLIES WITH THE SPECIAL PROVISIONS o ' 2 MAINTAIN 20' of I OUTLINED BELOW. WIDE FIRE LANE I , WET SEASON SPECIAL PROVISIONS wo 4 17 CX7 D � o i f ALL OF THE FOLLOWING PROVISIONS FOR WET SEASON CONSTRUCTION ARE DETAILED IN THE REFERENCED SECTIONS. PROJECT WORK X �� - 77 - � �x" ► � N.E. I ITH ST THESE REQUIREMENTS ARE LISTED HERE FOR THE CONVENIENCE OF THE DESIGNER AND THE REVIEWER. AREAS (TYP) I -- -- = o- ICI 1. THE ALLOWED TIME THAT A DISTURBED AREA MAY REMAIN UNWORKED WITHOUT COVER MEASURES IS REDUCED TO NMI IIIII o - o I I I TWO CONSECUTIVE WORKING DAYS, RATHER THAN SEVEN (SECTION D.2.1.2). - ----- 2. STOCKPILES AND STEEP CUT AND FILL SLOPES ARE TO BE PROTECTED IF UNWORKED FOR MORE THAN 12 HOURS ------ _ 7 wr �7' ---- -0-- (SECTION D.2.1.2). 16.008'18"E EXISTING DRIVEWAY CURB CUT 16.00' S52°443�8F�7tT30-- - - • Olt - WORK IN THIS AREA UNDER — — — — • - o I TO BE UPGRADED TO MEET 3. COVER MATERIALS SUFFICIENT TO COVER ALL DISTURBED AREAS SHALL BE STOCKPILED ON SITE (SECTION D.2.1.2). SEPARATE CIVIL CONSTRUCTION S89°2T06"E 302.0T __ _ _ ACCESSIBILITY REQUIREMENTS - S88°16'S1"E PERMIT NO. C24005771 EXISTING FIRE N11°47'491 42.58' I ® _ _ - _ `V I SEE SHEETS C108 AND C208 HYDRANT-� - _ _ _ 4. ALL AREAS THAT ARE TO BE UNWORKED DURING THE WET SEASON SHALL BE SEEDED WITHIN ONE WEEK OF THE CD L II I BEGINNING OF THE WET SEASON (SECTION D.2.1.2.6). CN WORK IN THE ROW UNDER 5. MULCH IS REQUIRED TO PROTECT ALL SEEDED AREAS (SECTION D.2.1.2.2). SEPARATE CIVIL CONSTRUCTION PERMIT NO. C24005771 6. FIFTY LINEAR FEET OF SILT FENCE (AND THE NECESSARY STAKES) PER ACRE OF DISTURBANCE MUST BE STOCKPILED ON I '1 C XO I S00°08'54"W 8.01' [iX CHURCH PROPERTY SITE (SECTION D.2.1.3.1). �1[ z - IMPROVED I — — 8°18'27"W 330.21= 7. CONSTRUCTION ROAD AND PARKING LOT STABILIZATION ARE REQUIRED FOR ALL SITES UNLESS THE SITE IS UNDERLAIN SOFTBALL FIELD I I I NE 10TH ST FROM EXISTING CUL-DE-SAC NEW ELECTRICAL WEST ALONG SCHOOL'S FRONTAGE TO BE I PRIMARY SERVICE UPGRADED WITH PLANTER STRIP, STREET LIGHTING, AND CONCRETE SIDEWALK MEETING THE REQUIREMENTS FOR A RESIDENTIAL ACCESS STREET SECTION. SEE SHEETS C109 AND C209 N.E. LOTH ST. -- S8 2T43"E 655.48' 1�4 79' EXISTING l POWER POLE 1 1 - _ — 470.69' — - C109 v I WORK IN THE ROW UNDER , C209 � A�JAC, SEPARATE CIVIL CONSTRUCTION �,���� PERMIT NO. C24005771 43667 ISTEg1- �1 NA I , E� N o °q�'„ - — --- o - II I > [ ] BY COARSE -GRAINED SOIL (SECTION D.2.1.4.2). E. IOTH PL 8. SEDIMENT RETENTION IS REQUIRED UNLESS NO OFFSITE DISCHARGE IS ANTICIPATED FOR THE SPECIFIED DESIGN FLOW ' ;' :m: - H (SECTION D.2.1.5). 9. SURFACE WATER CONTROLS ARE REQUIRED UNLESS NO OFFSITE DISCHARGE IS ANTICIPATED FOR THE SPECIFIED 0 = _ — O DESIGN FLOW (SECTION D.2.1.6). I 10. PHASING AND MORE CONSERVATIVE BMPS MUST BE EVALUATED FOR CONSTRUCTION ACTIVITY NEAR SURFACE WATERS —_ �I EXISTING DRIVEWAY CURB CUT ( )• _: � � SECTION D.2.4.3 I Hof = - TO BE UPGRADED TO MEET o ACCESSIBILITY REQUIREMENTS 11. ANY RUNOFF GENERATED BY DEWATERING MAY BE REQUIRED TO DISCHARGE TO THE SANITARY SEWER (WITH } I Q SEE SHEETS C109 AND C209®r APPROPRIATE DISCHARGE AUTHORIZATION), PORTABLE SAND FILTER SYSTEMS, OR HOLDING TANKS (SECTION D.2.2). o o EXISTING ADA RAMP AT THE NW CORNER x 0 I I OF INTERSECTION OF HOQUTAM AVE NE & ! I NE 10TH ST TO BE UPGRADED TO MEET ,L..�..,..-._I `7"r I o I ACCESSIBILITY REQUIREMENTS. IN COMPLIANCE WITH CITY OF RENTON STANDARDS d SEE SHEETS C109 AND C209 o e -_ N88°16'01-W — — — Vnii—lum Illy, WORK IN THE ROW UNDER DEVELOPMENT ENGINEERING 7 N88°16'01 — - I m SEPARATE CIVIL CONSTRUCTION - - - PERMIT No. C24005771 Michael Sippo 03/30/2025 -_ --- ----- NE BOTH ST,----- - - - - - - - oz- - - �Lj �� — — a rC 109 C209 w v < SURVEYED: SCALE: VERTICAL: NAVD 1988 »=70' HORIZONTAL: NAD 1983/1991 1TO REVISION DESIGNED: JAJ DRAWN: DJD/AJJ CHECKED: JAJ BY DATE APPR I APPROVED: JAJ ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY ORCITY OF RENTON Nklspr Planning/Building/Public Works Dept. HAZEN HIGH SCHOOL MODERNIZATION OVERALL SITE PLAN DATE: 03/20/2025 FIELDBOOK: PAGE: DRAWING NO: C010 SHEET: OF: 3 OF 8 CIO 0 I N Ir NJ- O I N Q J R-434603 E R-434604 00 Lid O O O LO N A, u 00 O O O O N ,@I Nt CM O O O N Q J �� , — — / :.•' : MATHLINE = $EE SHEET C102 . I SEE SHEET C001 FOR CITY OF RENTON — I 68 8 2- C �5� / / 5� t D t ° �o D.• . . '.. \ .. -.INSTALL-CB "" t 00 ., '' • .. 41 I I LO CON�, �� ... 'D PROTECTION (TYP)'' : .LO ESC STANDARD PLAN NOTES \5 / / / I : '" I I I M , .. :' ':.. .. • SF_-E DETAIL' - - EXCAVAT�O, F R FcJTURED TEN ION SYSTEM / I ". ' .. • -e .v , I ALLAUT2I4ONUNDE /\. ,,�GF .. -°. GA> .: . • ` �. II " :' �+�y. V , • . :: c: , CD SHEET C102 FOR TESC N PONSTRUCTIO47�Y` O IAT 0 10 20 40 CONSTRUCTION SEQUENCE NOTES INLET R01N6):NOLD PARKING RIM'458.61'STk LO -PRO�ECT EXISTING LocAT U CONCRETE TO REMAIN \ i •JE4:VCESSCALE 1 =20� 2 G - I ► I .'w 464 I �2 RTM'454,71' .I I I I h � i / / / ,sue / • •.•• G��' i I • . ��.• . ' .. • - - .. '. •�ti o jl I — �— NEW PARKING STRIP GRASS / INTERCEPTOR SWALE / I I gl it I LOCATIO LEGEND l / EDGE WITH ROCK CHECK DAMS OFF �F� •'� -' : - .. .. . •. :. .. ~ " v riON AT 50' O.C. SPACING / / I / �( >e; PROPERTY LINE N 7933'06" E - 46.81' / / ro.k •. ••' � SEE DETAILS : -- : - -' •• •. "•• / INST i` �T / 6 5 / ti SALVAGEAND'REMOVEEX' ,ga•. I Q CF TEMP CONSTRUCTION FENCING % � 1:1 MAX CUT SLOPE e e / AROUI� E IM�TEF� OF I off, "",- c110 c11 .•: •••: :. •' ''.'PULL UP BARS TO BE�,- / FI�LD,(TYP) ° ► ' REI-NSTALLED AFTER : I i( I - - T - - INLET PROTECTION IP / / SE TAIL /� PUMP CONSTRU TION STORMWATER TO ;.. •'.•• I I / / /tT rF i\ SEDIMENT SETTLE ENT TANKS. PUMP LINE :. COMPLETION OF GROUND ( SP BU r / /�1 9 �/ - :::.. ".°: a. 'SOUR�E.WELL FIELD•:: I I - QO VEG TREE PROTECTION / / / c11 / - -� \ PROTECT EXISTING TO BETAKEN OFF LINE AND REMOVED ONCE �CONC�• I I III- SYNTHETIC TURF DUGOUT : '�' •: :' I Rs2i DETENTION VAULT IS INSTALLED AND READY o• .° X. _ .Q59.. • .... FF SILT FENCE I / / / / AND SURROUNDING TO USE AS TEMPORARY TESC MEASURE • " �.•.' I I II O FENCE TO REMAIN mo O I / / FF�f FF naa vo c D IS INTERCEPTOR SWALE ��F c�� 9zn _ •:.. PROTECT SAWCUT LINE SYNTHETIC C TURF .'• �59a6 1 '.UTILITY EA I � �� ( / � :• .. � •- D: - - - .5 DUGOUT TO REMAIN p�� REG NO; 20060303000926- REMOVE CURBING 0 0 0 0 0 0 0 I '� , I .. . - . cRA�$ �. •: - - �-.: � '. - Icc � REMOVE ASPHALT PAVEMENT :'FF INLE7..(ROUNO). I I FENG€�` NEE \ R!M"458.46' I a REMOVE CONCRETE PAVEMENT I I DETENTI TAAI _ " 3 \ CONTRACTOR TOUTILIZE4' .. IE :4°IP(.S). 57.26' _ STORM AT�q — C11 MAX VERTICAL CUT AT BOTTOM OF EXCAVATION I BOTTOM OF EXCAIVATION �� C� Q ` I I - I II EXISTING 10" WATER MAIN TO BE PROTECTED AT ALL TIMES. y�:; BTV-454'66' ELEVAT I I PROTECTION SHALL INCLUDE, BUT NOT LIMITED TO, I I I RD CONSTRUCTION FENCING NOTE: I I I �9 q.. r" I ® - I PROHIBITION OF HEAVY MACHINERY AND DRILLING s INSTALL CONSTRUCTION FENCING AROUND I I I EQUIPMENT ON TOP OF MAIN OR WITHIN EASEMENT. , LIMITS OF WORK TO PROTECT STAFF AND =DGE I _ - OF I �a�` VIBRATIONAL TESTING MAY BE REQUIRED FOR ANY DRILLING o / PSe� n5 ITf STUDENTS AND SECURE JOBSITE. CONTRACTOR �- — IGRASS I OR PILING OCCURRING NEAR THE MAIN. ADDITIONALLY, ANY I - --� PUMP CONSTRUCTION STORMWATER I MACHINERY CROSSING THE WATER MAIN IN UNPAVED AREAS o / I I I M0) SHALL ERECT FENCE AROUND JOBSITE AND I I = - TO SEDIMENT SETTLEMENT TANKS. WILL BE REQUIRED SHEETING OR SIM[LAIR (MECHANISM TO ADJUST AS CONSTRUCTION CONDITIONS CHANGE I 4 _ PUMP LINE TO BE TAKEN OFF LINE ENSURE THAT THE MAIN IS NOT SUBJECT TO DAMAGE LOADS.Q / I I I I CB C) OR AS PHASING ALLOWS. CONTRACTOR CAN \ \ \\ \ / ` AND REMOVED ONCE DETENTION I \ II I I IE 4"CF UTILIZE EXISTING PERIMETER FENCING AS \ \I� VAULT IS INSTALLED AND READY\TO I I SECURITY FENCING AND THEN SUPPLEMENT ON \ � \ \ I I� USE AS TEMPORARY TESC MEASU�2E (4) 18,900 GALLON CAPACITY TEMf�ORARY � = . -� �_ I i I I I � II / SEDIMENT SETTLEMENT TANKS ( BAKER TANK OR R 'SS" Z1 THE WEST SIDE OF THE SITE AS NEEDED. ANY \ \ — \ �,�' EQUAL). CONTRACTOR SHALL PROVIDE ALL PUMPS 9 I I EXISTING CHAINLINK FENCING THE CONTRACTOR \ \ I � REQUIRED TO MANAGE CONSTRUCTION • i--� I- -__---_ Q \ I PARCEL No..10 -927 I / STORMWATER AND DISCHARGE AT T E SITE. ��� I ELECTS TO UTILIZE DURING CONSTRUCTION SHALL I. :I.. \ OWNER: FACILITIES & OPE NS C I / J I Haag / SETTLEMENT TANKS TO BE TAKEN OFF LI E AND M 8"DI WP) J APPLY (IE ZIPTIES OR OTHER MEANS) HIGH / I =� . �/ APPROXIMATE LIMITS 0 / �� REMOVED ONCE DETENTION VAULT IS INSTALLED I VISIBILITY MATERIAL OR SIMILAR METHOD TO BE / / j IP PROPOSED DETENTION SYSTEM \ AND READY TO USE AS TEMPORARY TESC MgASURE / a CONTRACTOR TO HAVE THE OPTION TO \ ---_ / EXCAVATION FOR BASEBALL FIELD. EXISTING CITY OF II'D APPLIED TO FENCING TO DELINEAT AS / >r'` UTILIZE PROPOSED DETENTION SYSTEM FOR / / I SEE SHEET C203 I RENTON WATER.- _ CONSTRUCTION ZONE (TYP). ANY SECTIONS OF /• .'./ / CONSTRUCTION STORMWATER SETTLEMENT / I IAULT MUST BE CLEANED OF ALL SEDIMENT I \ EASEMENT TO BE EXISTING FENCING THAT IS NOT 6-FT HIGH SHALL i / 'LV\ PROTECTED AT HAVE TEMPORARY 6-FT HIGH CHAINLINK FENCING / / / "/ : PRIOR TO THE END OF CONSTRUCTION I 1 ALL TIMES INSTALLED NEXT TO IT. SEE DETAIL 10/C110. / ..:I• - I I I SUPPLEMENT SITE FENCING IGATION / I I I I I 1cc LID DURING CONSTRUCTION AS \ oIP 11E O EEXI(�) "& NEEDED TO SECURE IOUU SUMP AND 55 GALLON ONSTRUWORK AREASCB YPE I D� \ \\ G TA IM: 28. II I I I REE L�J TE2 .� DRUM WITH SUMP PUMP I I 'SEE CONSTRUCTION FENCING \ \ \ ,~r < IE PVC E :428.83 I I RE Y I I INSTALLE AT LOW w o I / I IF , ^, �J, .�, I I I � I I / � f ' " " I I I NOTE WITHIN SHEET i \ \ \ \ z = POINT ON ITE I I PUMP "CLEAN" STORMWATER FROM TEMP I / I N TE• I I I . I' SEE DETAI 3UMH (�AUL�LO 'SEWER") RIM-464.14' L,j. ARBORI T �SFIIALL E ON TI .:I• ` I I I SEDIMENT SETTLEMENT TANKS TO EXISTING IE 8"PE(NE):457.95' Q m ( DURING -FREE �E1�VIQ�AL �� � \ � :. C1Gi I I I CATCH BASIN. CONTRACTOR TO ENSURE ALL IE 12"PE(E):454.95' I I e DISCHARGE MEETS TURBIDITY REQUIREMENT . IE 12"CP(S)-454.65' 1 / S o / STORM P PI INSTAL, TIQN I f .. L: I I PUMP LINE TO BE TAKEN OFF LINE AND REMOV D1. I ST RMW En E I I I PROTECT EX CATCH BASIN '= I I I I I PUMP CONSTRUCTION STORMWATER TOANDI I •a.`• \ \ / I I - "DE -I ' :: Ln I ONCE DETENTION VAULT IS INSTALLED AND STORM PIPING 3MH RIM:463.9T I �••• N o I I mo' I EG SEDIMENT SETTLEMENT' TANKS UNTIL READY TO USE AS TEMPORARY TESC MEASURDURING GROUND SOURCE 8"CP(E) I ���•, ;� I r / _ I FFI �». \ I S D I I \ \ I•'":- -_ DETENTION VAULT IS INSTALLED AND READY I WELL INSTALLATION kICCP(N,S) I i,,,•t�• / I I 8'(bEC PROTECT E�X\1 l : • \ TO USE AS TEMPORARY TESC MEASURE I COC:454.75' 1 _ I ;•,. A INE Y i U DE I I II DECIDUOI� TR \ I I \ : ' . \ . 411 I114 - 1 I I gD G �u / j: \:- . MATCHLINE - SEE SHEET C104 I I 6 0 \ I / I :.I _I, `: \ REMOVE AND REPLACE I , I •,.y F I I / ) I / / I j •: : -:. .. - �\ PORTION OF EXI%TING .' FENCE AS NEEDED FOR I EXISTING 10" PRIVATE CLAY SEWER MAIN TO BE PROTECTED AT I I •�'.' I I I: /TREE R OVAL UNDER ISEPAR T C VI I I I `\ . CF I ALL TIMES. PROTECTION SHALL INCLUDE, BUT NOT LIMITED TO, I I I '� • ° COGVST UCTION PERMIT N . C 460 77 UTILITY INSTALLATION r I ° -•• f I I J' ' \ I PROHIBITION OF HEAVY MACHINERY AND DRILLING EQUIPMENT I I I » a cn • �••• " �� � � a' 15' UTILITY EASEMENT � ae 9� "' •� ~ I / 2 0"p I I I / I I I I 6N TOP OF MAIN, VIBRATIONAL TESTING MAY BE REQUIRED FOR REC. NO. UTILITY EASEMENT 1 t--r - , II AG I I IREM6v EEC C '.1 `': I \ I ANY DRILLING OR PILING OCCURRING NEAR THE MAIN. 1 )�EGICjU tRE I \ I ADDITIONALLY, ANY MACHINERY CROSSING THE WATER MAIN IN / '• � REM VE EX /" cn cs : SDMN -� I PROTECT EX TREES TO I I � I \ I UNPAVED AREAS WILL BE REQUIRED TO UTILIZE SHEETING OR.'— N ,I -" RIM:45�. \ REMAIN UNLESS \ I \ SIMILAR MECHANISM TO ENSURE THAT DAMAGE DOES NOT / -- f M •*s I 1 C �,� I 16'DE \ ' B"P OTHERWISE NOTED OCCUR TO THE MAIN. IE .10"ADS : 451.13' r + - - APPROXIMATE LIMITS OF.:.IE-).4 \ / �*• e , I I PROPOSED STORM PIPING "ADS V- l( EXCAVATION FROM DETENTION ,1 73 j YSTEM FOR BASEBALL FIELD. I I I I -,I 8 : , P. - INTERCEPTOR SWALE / / / `..r • ' : IS E' HEET C203 FOR DEPTH OF I I I I I {'• :Q VEG WITH ROCK CHECK DAMS I I I I 2 " I I / AT 50' O.C. SPACING 11,E 2 STORM SYSTEM. I ,.f: / ;Ass FF .:... SEE DETAILS Z. I � \ / pp ut� STER I �j \ \ \ C110 C11 / I CB TYPE 1 iAG/'2 I I t \�\' \ I \ \ ,I I4:459.90' )\ I I .:.. - \.. IE 10"ADS(W):456.60' I / 4 ICE OL/E EX 10" : • F : \ '. \. \ / \ / 6`� I I IE 10"P E): 456.55' CB TYPE 1 PROTECT EX FIELD f PROTECT EX TM' 455.20' i I JD�CIWOUS TREE — \ \ \ V I D' 'PSD I PERIMETER FENCING I \ ` \ \. :.....:. \ ' \ \ — / RIM:457.SE CONCRETE RETAINING / ADS \ SD " \.' , • \., \ \ V A �— VERT // IE 10"ADS (E). 55.41' TO REMAIN / \ \ \ \ \ V. \ \ \ ELEV. 7 \ IE 10 PE W, 4 I WALL AND FENCE - \. :...:.. \ \ .SD _ _ IN COMPLIANCE WITH CITY OF RENTON STANDARDS \ I ....\ .•.{ .. \ \ P�QTE'ET�TI�f C�8" ) BTM.454.31 I TQR10'IRURIN-G PROPOS1 \ I � I SUSD J 'ST�OKM INSTALLC�hON \ \ \ \ I DEVELOPMENT ENGINEERING ` 1 A \ \ 11 EM VE \X 6" SEESH (T�'P� \\ OPSD SD / I c 2\1 \ �� _ _ 8 DE \ \ \ S S§\ a \\ I I " : .. ,p:. . _ . •. , : . AG� / \` — — — Michael Sippo 03/30/2025 \A 14\ _ C cCV I CIDUO TREE \ 8"DEC5 / TAG, \ CD TAG/j� T,4G//21 \ 6 \ \ �q ��� �� �� �� \ I `Q ��/ / �/ Y FLAG --/ ( \ 16' EC S \ POSE .I Tr. 1 "DEC \ \ TAG /j 18 SURVEYED: SCALE: DATE: REMOVE EX6 N88`33'12"W 286.59- �-�w '� VERTICAL: NAVD 1981 HAZEN HIGH SCHOOL MODERNIZATION 03 20 2025 DECIDUOUS TREE �� ���=20> HORIZONTAL: NAD 1983/1991 I i —� W P �� JAJ CITY OF FIELDBt/K: / DESIGNED: CB TYPE I RENTON PAGE: !I RIM: 431.85' �� DRAWN: ONE INCH DJD/AJJ DRAWING NO: I IE 12"ADS(N):428.85' -- REMOVE AND REPLACE PORTION OF �, 43667 � CHECKED:DATUM I IE 12"ADS(S):428.95' EXISTING SIDEWALK AND ASPHALT AS �Ss�C�sT1 RE G� JAJ IF NOT ONE INCH Planning/Building/Public Works Dept. DEMOLITION AND TESC PLAN C 103 IE 8" PVC(E):429.35' NEEDED FOR UTILITY INSTALLATION ��NAL �� APPROVED: SCALE ACCORDINGLY SHEET: OF: BTM:427.45' N0. REVISION BY DATE APPR JAJ 5 OF 8 R-434605 E R-434606 00 Lid O O O LO N A, u 00 O O O O N ,@I Nt CM O O O N Q J DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878 EY'\r'jLHG �Op,O R = 25' MIN. CONSTRUCTION ENTRANCE NOTES: 1. DRIVEWAYS SHALL BE PAVED TO THE EDGE OF THE RIGHT-OF-WAY RI PRIOR TO INSTALLATION OF THE CONSTRUCTION ENTRANCE TO AVOID DAMAGING OF THE ROADWAY. 2. IT IS RECOMMENDED THAT THE \ ENTRANCE BE CROWNED SO THAT RUNOFF DRAINS OFF THE PAD F THERE IS A ROADSIDE DITCH PRESENT. AS PER CITY C�.��•�+fi����� ROAD STANDARDS ' 4"-8' QUARRY SPALLS GEOTEXTILE 15' MIN. PROVIDE FULL WIDTH OF INGRESS/EGRESS AREA 12' MIN. THICKNESS NOTES: 1. CONDITION OF USE 1.1. CONSTRUCTION ENTRANCE SHALL BE STABILIZED WHEREVER TRAFFIC WILL BE LEAVING A CONSTRUCTION SITE AND TRAVELING ON PAVED ROADS OR OTHER PAVED AREAS WITHIN 1.000 FEET OF THE SITE. 1.2. FOR RESIDENTIAL CONSTRUCTION PROVIDE STABILIZED CONSTRUCTION ENTRANCES FOR EACH RESIDENCE IN ADDITION TO THE MAIN SUBDIVISION ENTRANCE. STABILIZED SURFACES SHALL BE OF SUFFICIENT LENGTHNVIDTH TO PROVIDE VEHICLE ACCESSIPARKING, BASED ON LOT SIZE/CONFIGURATION. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1, A SEPARATION GEOTEXTILE SHALL BE PLACED UNDER THE SPALLS TO PREVENT FINE SEDIMENT FROM PUMPING UP INTO THE ROCK PAD. THE GEOTEXTILE SHALL MEET THE FOLLOWING STANDARDS' GRAB TENSILE STRENGTH (ASTM D4632) 200 LBS. MIN. GRAB TENSILE ELONGATION (ASTM D4632) 30% MAX. (WOVEN) CBR PUNCTURE STRENGTH (ASTM D6241) 495 LBS. MIN. ADS (ASTM D4751) 20-45 (U.S. STANDARD SIEVE SIZE) 2.2. DO NOT USE CRUSHED CONCRETE, CEMENT, OR CALCIUM CHLORIDE FOR CONSTRUCTION ENTRANCE STABILIZATION BECAUSE THESE PRODUCTS RAISE PH LEVELS IN STORMWATER AND CONCRETE DISCHARGE TO SURFACE WATERS OF THE STATE IS PROHIBITED. 2.3. HOG FUEL (WOOD BASED MULCH) MAY BE SUBSTITUTED FOR OR COMBINED WITH QUARRY SPALLS IN AREAS THAT WILL NOT BE USED FOR PERMANENT ROADS. HOG FUEL IS NOT RECOMMENDED FOR ENTRANCE STABILIZATION IN URBAN AREAS. THE INSPECTOR MAY AT ANY TIME REQUIRE THE USE OF QUARRY SPALLS IF THE HOG FUEL IS NOT PREVENTING SEDIMENT FROM BEING TRACKED ONTO PAVEMENT OR IF THE HOG FUEL IS BEING CARRIED ONTO PAVEMENT. 2.4, FENCING SHALL BE INSTALLED AS NECESSARY TO RESTRICT TRAFFIC TO THE CONSTRUCTION ENTRANCE. 2.5. WHENEVER POSSIBLE, THE ENTRANCE SHALL BE CONSTRUCTED ON A FIRM, COMPACTED SUBGRADE. THIS CAN SUBSTANTIALLY INCREASE THE EFFECTIVENESS OF THE PAD AND REDUCE THE NEED FOR MAINTENANCE. 3. MAINTENANCE STANDARDS 3.1. QUARRY SPALLS SHALL BE ADDED IF THE PAD IS NO LONGER IN ACCORDANCE WITH THE SPECIFICATIONS. 3.2. IF THE ENTRANCE IS NOT PREVENTING SEDIMENT FROM BEING TRACKED ONTO PAVEMENT, THEN ALTERNATIVE MEASURES TO KEEP THE STREETS FREE OF SEDIMENT SHALL BE USED, THIS MAY INCLUDE STREET SWEEPING, AN INCREASE IN THE DIMENSIONS OF THE ENTRANCE, OR THE INSTALLATION OF A WHEEL WASH. IF WASHING IS USED, IT SHALL BE DONE ON AN AREA COVERED WITH CRUSHED ROCK, AND WASH WATER SHALL DRAIN TO A SEDIMENT TRAP OR POND. 3.3. ANY SEDIMENT THAT IS TRACKED ONTO PAVEMENT SHALL BE REMOVED IMMEDIATELY BY SWEEPING. THE SEDIMENT COLLECTED BY SWEEPING SHALL BE REMOVED OR STABILIZED ON SITE. THE PAVEMENT SHALL NOT BE CLEANED BY WASHING DOWN THE STREET, EXCEPT WHEN SWEEPING IS INEFFECTIVE AND THERE IS A THREAT TO PUBLIC SAFETY. IF IT IS NECESSARY TO WASH THE STREETS, A SMALL SUMP MUST BE CONSTRUCTED. THE SEDIMENT WOULD THEN BE WASHED INTO THE SUMP WHERE IT CAN BE CONTROLLED AND DISCHARGED APPROPRIATELY. WASH WATER MUST BE PUMPED BACK ONTO THE SITE AND CANNOT DISCHARGE TO SYSTEMS TRIBUTARY TO SURFACE WATERS. 3.4. ANY QUARRY SPALLS THAT ARE LOOSENED FROM THE PAD AND END UP ON THE ROADWAY SHALL BE REMOVED IMMEDIATELY. 35 IF VEHICLES ARE ENTERING OR EXITING THE SITES AT POINTS OTHER THAN THE CONSTRUCTION ENTRANCE(S). FENCING SHALL BE INSTALLED TO CONTROL TRAFFIC. UNLESS OTHERWISE NOTED. DRAWING IS NOT TO SCALE (NTS) STD. PLAN - 215.10 • PUBLIC WORKS APPROVED ' UR'�1� DEPARTMENT STABILIZED CONSTRUCTION ENTRANCE GAZ 9/28/2018 I DATE :45 AP NTS 5 Construction Entrance NTS ( 9) Not Used DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878 SECTION A 2'-4' ROCK 2 2 O �1 L A L = THE DISTANCE SUCH THAT POINTS B 18' MIN. A AND 8 ARE OF EQUAL ELEVATION i /\ BOTTOM OF DITCH NOTES: 1. CONDITIONS OF USE 1.1. WHERE THERE IS CONCENTRATED RUNOFF FROM DISTURBED AREAS TO AND FROM SEDIMENT PONDS OR TRAPS. 1.2. TO CONVEY RUNOFF INTERCEPTED FROM UNDISTURBED AREAS AROUND THE SITE TO A NON -EROSIVE DISCHARGE POINT. 2. MAINTENANCE STANDARDS 2.1. ANY SEDIMENT DEPOSITION OF MORE THAN 6 INCHES SHALL BE REMOVED SO THAT THE CHANNEL IS RESTORED TO ITS ORIGINAL DESIGN CAPACITY. 2.2, THE CHECK DAMS SHALL BE EXAMINED FOR SIGNS OF SCOURING AND EROSION OF THE BED AND BANKS. IF SCOURING AND EROSION HAS OCCURRED, AFFECTED AREAS SHALL BE PROTECTED BY RIPRAP OR AN EROSION CONTROL BLANKET OR NET. UNLESS OTHERWISE NOTED. DRAWING IS NOT TO SCALE (NTS) APPRVSTD. PLAN - 217.40 • PUBLIC WORKS DEPARTMENT GAZ DITCH CHECK DAMS D 9/28/2018 1 DATE 5/8" WIRE ROPE PROVIDE SECURE 1 END ATTACHMENT AT CORNER AND GATE POSTS AND PROVIDE RUNNING ATTACHMENT AT LINE POSTS AND NEAR CENTER OF EACH FENCE PANEL TRUSS ROD 3/8" DIA TOP RAIL W/ TENSION DEVICE 1.666 INCH O.D. STRETCHER LINE POST (TYP) BAR ///_ 2.375 INCH O.D. BRACE RAIL J TENSION WIRE AND CABLE CONCRETE BLOCK 1.666 INCH O.D. STD WGT GALVANIZED CORNER POST :45 AN NTS ( 6 Check Dams NTS 10 Construction Fence DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878 DRAINAGE GRATE GRATE FRAME C- SEDIMENT AND DEBRIS DRAINAGE GRATE (RECTANGULAR GRATE SHOWN) BELOW INLET GRATE DEVICE FILTERED WATER — u %O%V ISOMETRIC VIEW 5' MAX. TRIM OVERFLOW BYPASS BELOW INLET GRATE DEVICE RETRIEVAL SYSTEM (TYP.) OVERFLOW BYPASS (TYP.) NOTES: 1. PROTECTION SHALL BE PROVIDED FOR ALL STORM DRAIN INLETS DOWNSLOPE AND WITHIN 500 FEET OF A DISTURBED OR CONSTRUCTION AREA, UNLESS THE RUNOFF THAT ENTERS THE CATCH BASIN WILL BE CONVEYED TO A SEDIMENT POND OR TRAP. 2. INLET PROTECTION SHALL BE USED TO PROTECT THE DRAINAGE SYSTEM. 3. THE CONTRIBUTING DRAINAGE AREA MUST NOT BE LARGER THAN ONE ACRE. 4. SIZE THE BELOW INLET GRATE DEVICE (BIGD) FOR THE STORMWATER STRUCTURE IT WILL SERVICE. 5, THE BIGD SHALL HAVE A BUILT-IN HIGH -FLOW RELIEF SYSTEM (OVERFLOW BYPASS). 6. THE RETRIEVAL SYSTEM MUST ALLOW REMOVAL OF THE BIGD WITHOUT SPILLING THE COLLECTED MATERIAL. 7. PERFORM MAINTENANCE IN ACCORDANCE WITH STANDARD SPECIFICATION 8-01.3(15) 8. ANY SEDIMENT IN THE CATCH BASIN INSERT SHALL BE REMOVED WHEN THE SEDIMENT HAS FILLED ONE-THIRD OF THE AVAILABLE STORAGE. THE FILTER MEDIA FOR THE INSERT SHALL BE CLEANED OR REPLACED AT LEAST MONTHLY. UNLESS OTHERWISE NOTED. DRAWING IS NOT TO SCALE (NTS) 01111111116 STD. PLAN - 216.30 UPUBLIC WORKS APPR ED' 1` DEPARTMENT CATCH BASIN INSERT GAZ 9/28/2018 I DATE SURVEYED: w DESIGNED: JAJ DRAWN: DJD/AJJ 43667 CHECKED: APPROVED: NO. REVISION BY DATE APPR JAJ SCALE: N/A ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY VERTICAL: NAVD 1988 HORIZONTAL: NAD 1983/1991 DATUM :45 AP DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878 � SEE NOTE 2.3 3'-5", SEE NOTE 2.2 ../ W-10" DIA. ROLL SPACING DEPENDS ON SOIL TYPE AND SLOPE SEDIMENT, ORGANIC MATTER, STEEPNESS /, AND NATIVE SEEDS ARE- // CAPTURED BEHIND THE ROLLS STRAW ROLLS MUST BE WOODEN STAKE PLACED ALONG SLOPE CONTOURS \I� 4 ADJACENT ROLLS SHALL �`. TIGHTLY ABUT LIVE STAKE NOTES: 1. CONDITIONS OF USE 1.1. INSTALL ON DISTURBED AREAS THAT REQUIRE IMMEDIATE EROSION PROTECTION. 1.2. USE ON SLOPES REQUIRING STABILIZATION UNTIL PERMANENT VEGETATION CAN BE ESTABLISHED, 1.3. CAN BE USED ALONG THE PERIMETER OF A PROJECT, AS A CHECK DAM IN UNLINED DITCHES AND AROUND TEMPORARY STOCKPILES. 1.4. WATTLES CAN BE STAKED TO THE GROUND USING WILLOW CUTTINGS FOR ADDED REVEGETATION. 1.6. RILLING CAN OCCUR BENEATH AND BETWEEN WATTLES IF NOT PROPERLY ENTRENCHED, ALLOWING WATER TO PASS BELOW AND BETWEEN WATTLES. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1. IT IS CRITICAL THAT WATTLES ARE INSTALLED PERPENDICULAR TO THE FLOW DIRECTION AND PARALLEL TO THE SLOPE CONTOUR. 2.2- NARROW TRENCHES SHOULD BE DUG ACROSS THE SLOPE, ON CONTOUR, TO A DEPTH OF 3 TO 5 INCHES ON CLAY SOILS AND SOILS WITH GRADUAL SLOPES. ON LOOSE SOILS, STEEP SLOPES, AND DURING HIGH RAINFALL EVENTS, THE TRENCHES SHOULD BE DUG TO A DEPTH OF 5 TO 7 INCHES, OR 1/2 TO 2/3 OF THE THICKNESS OF THE WATTLE. 2.3. START CONSTRUCTION OF TRENCHES AND INSTALLING WATTLES FROM THE BASE OF THE SLOPE AND WORK UPHILL. EXCAVATED MATERIAL SHOULD BE SPREAD EVENLY ALONG THE UPHILL SLOPE AND COMPACTED USING HAND TAMPING OR OTHER METHOD. CONSTRUCT TRENCHES AT CONTOUR INTERVALS OF 3 TO 30 FEET APART DEPENDING ON THE STEEPNESS OF THE SLOPE, SOIL TYPE, AND RAINFALL, THE STEEPER THE SLOPE THE CLOSER TOGETHER THE TRENCHES SHOULD BE CONSTRUCTED. VERTICAL DISTANCE BETWEEN WATTLES IS NOT TO EXCEED 10 FEET. 2.4. INSTALL THE WATTLES SNUGLY INTO THE TRENCHES AND ABUT TIGHTLY END TO END. DO NOT OVERLAP THE ENDS. 2.5. INSTALL STAKES AT EACH END OF THE WATTLE, AND AT 4 FOOT CENTERS ALONG THE ENTIRE LENGTH OF THE WATTLE. 2.6. IF REQUIRED, INSTALL PILOT HOLES FOR THE STAKES USING A STRAIGHT BAR TO DRIVE HOLES THROUGH THE WATTLE AND INTO THE SOIL. 2.T AT A MINIMUM, WOODEN STAKES SHOULD BE APPROXIMATELY 314 X 3/4 X 24 INCHES. WILLOW CUTTINGS OR 3/8-INCH REBAR CAN ALSO BE USED FOR STAKES. 2.8, STAKES SHOULD BE DRIVEN THROUGH THE MIDDLE OF THE WATTLE, LEAVING 2 TO 3 INCHES OF THE STAKE PROTRUDING ABOVE THE WATTLE, 3. MAINTENANCE STANDARDS 3.1. INSPECT WATTLES PRIOR TO FORECASTED RAIN, DAILY DURING EXTENDED RAIN EVENTS, AFTER RAIN EVENTS, WEEKLY DURING THE WET SEASON. AND AT TWO WEEK INTERVALS AT ALL OTHER TIMES OF THE YEAR. 3.2, REPAIR OR REPLACE SPLIT, TORN, RAVELING, OR SLUMPING WATTLES 3.3. REMOVE SEDIMENT ACCUMULATIONS WHEN EXCEEDING 112 THE HEIGHT BETWEEN THE TOP OF THE WATTLE AND THE GROUND SURFACE. UNLESS OTHERWISE NOTED, DRAWING 15 NOT TO SCALE (NTS) STD. PLAN - 213.40 • PUBLIC WORKS APPR ED: IR DEPARTMENT STRAW WATTLES GAZ 9/28/2018 1 DATE :45 AN NTS_(:7 NTS n Inlet Protec(: tion Straw Wattle a CITY OF RENTON (D Planning/Building/Public Works Dept. IN COMPLIANCE WITH CITY OF RENTON STANDARDS DEVELOPMENT ENGINEERING Michael Sippo 03/30/2025 HAZEN HIGH SCHOOL MODERNIZATION TESC DETAILS DATE: 03/20/2025 FIELDBOOK: PAGE: DRAWING NO: C110 SHEET: OR 7 OF 8 co Lid I'- C) C) LO N �J co O O O O I 4 N Ir Is's V J M O O O I N Q J R-434607 C4 co Nt I 0 W DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878 2 2 MAX. LEVEL BOTTOM MAX 1� 12' MIN. f T MIN. SWALE SPACING DEPENDS ON SLOPE GRADIENT NOTES: 1. CONDITIONS OF USE 1.1. REQUIRED AT: 1.1.1. THE TOP OF ALL SLOPES IN EXCESS OF 3HAV AND WITH MORE THAN 20 FEET OF VERTICAL RELIEF. 1.1,2, AT INTERVALS ON ANY SLOPES THAT EXCEEDS THE DIMENSIONS SPECIFIED BELOW. AVERAGE SLOPE SLOPE PERCENT FLOW PATH LENGTH 20H:1 V (OR LESS) 3.5% 300 FEET (10 TO 20)H:1V 5-10% 2D0 FEET (4 TO 10)H:1 V 10.25% 100 FEET (2 TO 4)HAV 25-50% 50 FEET 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1. FOR SLOPES STEEPER THAN 2HA V WITH MORE THAN 10 FEET OF VERTICAL RELIEF, BENCHES MAY BE CONSTRUCTED OR CLOSER SPACED INTERCEPTOR SWALES MAY BE USED. THE DESIRED MEASURE MUST BE DESIGNED BY AN ENGINEER TO EFFECTIVELY INTERCEPT THE HIGH VELOCITY RUNOFF TO A SEDIMENT POND OR TRAP. 2.2. CONSTRUCTION TRAFFIC OVER TEMPORARY SWALES SHALL BE MINIMIZED. 3. MAINTENANCE STANDARDS 3.1. DAMAGE RESULTING FROM RUNOFF OR CONSTRUCTION ACTIVITY SHALL BE REPAIRED IMMEDIATELY. 3.2. IF THE FACILITIES DO NOT REGULARLY RETAIN STORM RUNOFF. THE CAPACITY AND/OR FREQUENCY OF THE SWALES SHALL BE INCREASED. UNLESS OTHERWISE NOTED, DRAWING IS NOT TO SCALE (NTS) STD. PLAN - 217.10 `R DEPARTMENT PUBLIC WORKS INTERCEPTOR SWALE PPR D GAZ 9/28/2018 I —� DATE DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878 :45 AN NTS --(: 5 Interceptor Swale 2"x2' 14 GAUGE WIRE, OR EQUIVALENT, IF STANDARD STRENGTH FABRIC USED FILTER FABRIC °1 1 --I�------------I�--� I 6'MAX. I 12" MIN. POST SPACING MAY BE INCREASE I 4 x4' MIN. TRENCH TO 8' IF WIRE BACKING IS USED I I I I —J BACKFILL TRENCH WITH NATIVE SOIL LJ OR 3/4' TO 1-17 WASHED GRAVEL 2'x4' WOOD POSTS, STEEL FENCE POSTS, OR EQUIVALENT (TYP.) NOTES: 1. CONDITIONS OF USE SILT FENCE MAY BE USED DOWNSLOPE OF ALL DISTURBED AREAS. 1.2. SILT FENCE IS NOT INTENDED TO TREAT CONCENTRATED FLOWS, NOR IS IT INTENDED TO TREAT SUBSTANTIAL AMOUNTS OF OVERLAND FLOW. ANY CONCENTRATED FLOW MUST BE CONVEYED THROUGH THE DRAINAGE SYSTEM TO A SEDIMENT TRAP OR POND. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1. THE GEOTEXTILE USED MUST MEET THE STANDARD LISTED BELLOW. A COPY OF THE MANUFACTURERS FABRIC SPECIFICATIONS MUST BE AVAILABLE ON SITE. AOS (ASTM D4751) 30-100 SIEVE SIZE (0.60-0.15mm) FOR SILT FILM 50-100 SIEVE SIZE (0.30-0.1 Smm) FOR OTHER FABRICS WATER PERMITTIVITY (ASTM D4491) 0-02 SEC -'MINIMUM GRAB TENSILE STRENGTH (ASTM D4632) 180 LBS. MIN. FOR EXTRA STRENGTH FABRIC 100 LBS. MIN. FOR STANDARD STRENGTH FABRIC GRAB TENSILE ELONGATION (ASTM D4632) 30% MAX. (WOVEN) ULTRAVIOLET RESISTANCE (ASTM D4355) 70%MIN. 2.2. STANDARD STRENGTH FABRIC REQUIRES WIRE BACKING TO INCREASE THE STRENGTH OF THE FENCE. WIRE BACKING OR CLOSER POST SPACING MAY BE REQUIRED FOR EXTRA STRENGTH FABRIC IF FIELD PERFORMANCE WARRANTS A STRONGER FENCE. 2.3. WHERE THE FENCE IS INSTALLED. THE SLOPE SHALL NOT BE STEEPER THAN 2HAV 2.4. IF A TYPICAL SILT FENCE IS USED, THE STANDARD 4"X4• TRENCH MAY BE REDUCED AS LONG AS THE BOTTOM 81NCHES OF THE SILT FENCE FABRIC IS WELL BURIED AND SECURE IN A TRENCH THAT STABILIZES THE FENCE AND DOES NOT ALLOW WATER TO BYPASS OR UNDERMINE THE SILT FENCE. 2.5. FILTER FABRIC FENCES SHALL BE INSTALLED ALONG CONTOURS WHENEVER POSSIBLE. 3. MAINTENANCE STANDARDS 3.1. ANY DAMAGE SHALL BE REPAIRED IMMEDIATELY 3.2. IF CONCENTRATED FLOWS ARE EVIDENT UPHILL OF THE FENCE, THEY MUST BE INTERCEPTED AND CONVEYED TO A SEDIMENT TRAP OR POND. 3.3. IT IS IMPORTANT TO CHECK THE UPHILL SIDE OF THE FENCE FOR SIGNS OF THE FENCE CLOGGING AND ACTING AS A BARRIER TO FLOW AND THEN CAUSING CHANNELIZATION OF FLOWS PARALLEL TO THE FENCE. IF THIS OCCURS, REPLACE THE FENCE OR REMOVE THE TRAPPED SEDIMENT. 3.4. SEDIMENT MUST BE REMOVED WHEN SEDIMENT IS 61NCHES HIGH. 3.5. IF THE FILTER FABRIC (GEOTEXTILE) HAS DETERIORATED DUE TO ULTRAVIOLET BREAKDOWN. IT SHALL BE REPLACED. UNLESS OTHERWISE NOTED. DRAWING IS NOT TO SCALE (NTS) STD. PLAN - 214.00 ♦�}� DEPARTMENT PUBLIC WORKS SILT FENCE GAZ 9/28/2018 1 � var�w,n.,4...mea DATE :45 An NTS- -( 9 Silt Fence RUNOFF WITH SEDIMENT 5% FILTERED RUNOFF i WATER LEVEL 6"=12" PERFORATE PIPE AS NECESSARY `TOP OF PIPE SHALL BE / 6" MIN ABOVE GRADE PROVIDE SOLID COVER DISCHARGE TO SEDIMENT 1 POND VIA TEMP FORCE MAIN �777 0 0 ° 0 0 ° 0 0 ° 0 0 ° 0 0 ° 0 0 ° 0 0 0 0 0 ° 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 y o 0 fo C 0 0 o T I 0 0 0 L] PROVIDE 12" MIN WASHED ROCK AROUND PERIMETER OF PIPE WRAP WITH PERMEABLE FILTER FABRIC 24"-36" PVC OR HDPE PIPE W/ 2" DIA WEEP HOLES OR APPROVED EQUAL WIRE TIES SUMP PUMP AND MOTOR CONCRETE BLOCKS NTS Temporary Sump and Pump TREE PROTECTION ZONE (TPZ) FENCE DETAIL PROTECTION MEASURES DURING CONSTRUCTION: BULDINO gN810N 1. Chain link fencing is required around the drip line of APPROVED trees required to be retained, or around required tree protection tracts/easements. 2. The fence shall be a minimum of 6-feet high. 3. Steel posts shall be driven at a depth to ensure the fence remains in an upright position for the duration of the development. 4. Tree protection signage shall be placed at intervals of nomore than 20-feet along the entire fence. See link below for signage specifications. S S. Storage, fill, excavation, earth compaction, or dumping of liquids or materials is prohibited in fenced area. 6. Utilities or impervious surface installation is prohibited REQUIRED 6 FOOT SIGNAGE 1 CHAIN LINK within the tree drip line. FENCE 7. Grade changes are prohibited within the tree drip line. 8. Removal of the existing vegetation within the drip line of TREE protected trees is prohibited. PROTECTION 9. All areas within the required fencing shall be covered SIGNAGE evenlywith a minimum of 3-inches of bark mulch, except in areas where mulch will adversely affect protected ) ground cover plants. 10. For protected trees subject to a land use decision, the applicant shall retain an ISA certified arborist or ASCA UNDISTURBED DRIVEN MAINTAIN VEGETATION certified consultant to supervise fence installation, EXISTING WITH 3-INCHES monitor tree health, and prune trees. STEEL POSTS MULCH GRADE Planning Division LINK TO REQUIRED �' 11,E CITY,OF Renton ® South Grady Way :...: TREE PROTECTION Rent r Renton, WA 98057 425-430-7200 1 www.rentonwagov SIGNAGE: NTS 10 Tree Protection Fence 460 4' VERTI 440 420 WIRE FENCE TO STEEL POST SURVEYED: 7' w DESIGNED: JAJ DRAWN: DJD/AJJ 43667 CHECKED: L ��APPROVED: NO. REVISION BY DATE APPR JAJ 480 500 EXISTING GRADE 460 480 CUT SLOPE 4' VERTICAL CUT BOE 469.50 440 460 - SEE PAGE C314 FOR DETENTION VAULT D ETA I LS 420 I 440 EXCAVATION FOR AND CONSTRUCTION OF FUTURE DETENTION SYSTEM INSTALLATION UNDER SEPARATE CIVIL CONSTRUCTION PERMIT NO. C24005771 1"=20' 3 Section A SCALE: N/A ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY TENSAR GS-1 SAFETY FENCE OR EQUAL GALVANIZED WIRE OR OTHER APPROVED MATERIAL NTS 7 Clearing Limits Fence VERTICAL: NAVE) 1988 HORIZONTAL: NAD 1983/1991 DATUM CITY OF RENTON Planning/Building/Public Works Dept. 500 GRAVEL BASE 460 SOFTBALL DETENTION EXCAVATION SECTION SCALE: 111 = 201 EXCAVATION FOR AND CONSTRUCTION OF FUTURE DETENTION SYSTEM INSTALLATION UNDER SEPARATE CIVIL CONSTRUCTION PERMIT NO. C24005771 1"=20' 4 Section B 500 500 EXISTING GRADE 460 SEEPAGE C315 FOR DETENTION VAULT DETAILS 440 - 440 MULTIPURPOSE DETENTION EXCAVATIONSECTION SCALE- 1" = 20' EXCAVATION FOR AND CONSTRUCTION OF FUTURE DETENTION SYSTEM INSTALLATION UNDER SEPARATE CIVIL CONSTRUCTION PERMIT NO. C24005771 1"L Section C IN COMPLIANCE WITH CITY OF RENTON STANDARDS DEVELOPMENT ENGINEERING 77% Michael Sippo 03/30/2025 HAZEN HIGH SCHOOL MODERNIZATION TESC DETAILS DATE: 03/20/2025 FIELDBOOK: PAGE: DRAWING NO: C111 SHEET: OF: 8 OF 8 00 Lid O O LO N A, u 00 O O O O I 4 N Ir 'i1 () M O O O N Q J R-434608