HomeMy WebLinkAboutP_Site_Improvement_Plans_211130_v1AVE AVENUE
&AND
@ AT
BC BOTTOM OF CURB
BM BEAM, BENCH MARK
CONC CONCRETE
CONST CONSTRUCTION
COR CITY OF RENTON
HORIZ HORIZONTAL
MIN MINIMUM
NAD NORTH AMERICAN DATUM
NAVD NORTH AMERICAN VERTICAL DATUM
NE NORTHEAST
NTS NOT TO SCALE
OS ON CENTER
PI POINT OF INTERSECTION
PL PROPERTY LINE
ST STREET
TC TOP OF CURB
TESC TEMPORARY EROSION AND
SEDIMENTATION CONTROL
TYP TYPICAL
USGS UNITED STATES GEOLOGICAL
SURVEY
UNO UNLESS OTHERWISE NOTED
VERT VERTICAL
W/WITH
WA WASHINGTON
WSDOT WASHING STATE DEPARTMENT
OF TRANSPORTATION
ABBREVIATIONS LEGEND
DESCRIPTION SYMBOL
LIMITS OF WORK
PROPERTY LINE
CENTERLINE
SAND BAG BARRIER
COMPOST FILTER
SOCK
SAND BAG INLET
PROTECTION
COORDINATE POINT
GRADING
SPOT ELEVATION
GRADING SPOT
ELEVATION WITH
COORDINATE
N 1,433,544.34
E 2,454,789.02
1,546.00
N 1,433,544.34
E 2,454,789.02
EL = 544.25
1.UNLESS NOTED OTHER WISE WORK SHALL CONFORM TO THE
WASHINGTON STATE DEPARTMENT OF TRANSPORTATION STANDARD
SPECIFICATIONS. BRIDGE AND MUNICIPAL CONSTRUCTION, LATEST EDITION. A
COPY OF THIS DOCUMENT SHALL BE ON SITE DURING CONSTRUCTION.
2.HE LIMITS OF WORK INDICATED ON THE CIVIL DRAWINGS APPLY TO THE SITE
WORK AS SHOWN ON THE CIVIL DRAWINGS.
3.SEE CIVIL DRAWINGS FOR CIVIL LIMITS OF WORK. UNDER NO CIRCUMSTANCES
SHALL WORK BE DONE OUTSIDE THE LIMITS OF WORK UNLESS INDICATED,
WITHOUT OWNERS APPROVAL. ANY WORK DONE IN AREA ADJACENT TO THE
LIMITS OF WORK SHALL BE CARRIED OUT ON THE PROJECT SITE ONLY.
4.HORIZONTAL DATUM IS NAD 1983/91 AS PROVIDED BY THE CITY OF RENTON
SURVEY CONTROL NETWORK. SEE SHEET C101 FOR TIE-IN. VERTICAL DATUM IS
NAVD88 AS PROVIDED BY THE CITY OF RENTON SURVEY CONTROL NETWORK.
VERTICAL DATUM:
ELEVATIONS:
REFER TO CITY OF RENTON DATUM BASED ON BENCH MARK NO. 2100, TOP OF
USGS BRASS DISC ON THE SOUTHEAST CORNER OF CONCRETE SPILLWAY AT
GAUGING STATION, WEST SIDE OF LAKE WASHINGTON BOULEVARD AT SOUTH SIDE
OF MAY CREEK BRIDGE, ELEVATION 28.91'.
BENCH MARK NO. 1834:
3/8" BRONZE PLUG W/ PUNCH IN CONCRETE MONUMENT IN CASE @ THE
INTERSECTION OF CENTERLINES OF NE 43RD ST. & JONES AVE. NE,
ELEVATION = 37.44.
BENCH MARKS SET FOR SITE USE ARE AS FOLLOWS:
BM # N3A
TOP OF CENTER BOLT ON FIRE HYDRANT #136 (SEE SURVEY FORM ORIGINAL
PROJECT FOR REFERENCE), ELEVATION 33.65'.
BM #N3B
TOP OF CHISELED SQUARE IN SOUTH EAST CORNER OF NORTH LEG OF HOPPER
PIER (SEE SURVEY FORM ORIGINAL PROJECT FOR REFERENCE), ELEVATION 22.76'.
BM #N3C
TOP OF CHISELED SQUARE IN WEST SIDE OF 5' DIAMETER LIFT STATION SLAB
(SEE SURVEY FORM ORIGINAL PROJECT FOR REFERENCE), ELEVATION 27.86'.
5.THE CONTRACTOR SHALL CONTACT THE UTILITY NOTIFICATION CENTER
(1-800-424-5555) PRIOR TO START OF ANY WORK. THE CONTRACTOR SHALL ALSO
BE RESPONSIBLE FOR OBTAINING THE SERVICES OF A PROFESSIONAL
UNDERGROUND UTILITY LOCATION SERVICE TO LOCATE AND MAINTAIN MARKINGS
THAT INDICATE LOCATIONS OF UNDERGROUND UTILITIES IN THE CONSTRUCTION
AREA.
6.EXCAVATION, CONSTRUCTION EQUIPMENT OR STORAGE OF CONSTRUCTION
EQUIPMENT WILL NOT BE ALLOWED OUTSIDE LIMITS OF WORK.
GERERAL NOTES:
1.TEMPORARY EROSION CONTROL MEASURES SHALL BE IN PLACE AND APPROVED
BY THE CITY OF RENTON PRIOR TO LAND CLEARING AND ALL OTHER CONSTRUCTION
TO ENSURE THAT SILT-LADEN WATER DOES NOT ENTER THE DRAINAGE SYSTEM.
2.AS CONSTRUCTION PROGRESSES AND SEASONAL CONDITIONS DICTATE, THE
TEMPORARY EROSION AND SEDIMENTATION CONTROL FACILITIES SHALL BE
MAINTAINED AND/OR ALTERED AS REQUIRED TO ENSURE CONTINUING EROSION
AND SEDIMENTATION CONTROL.
3.THE TEMPORARY EROSION SEDIMENTATION CONTROL FACILITIES SHOWN ARE
INTENDED TO BE MINIMUM REQUIREMENTS. ADDITIONAL FACILITIES SHALL BE
INSTALLED AS NECESSARY AND MAINTAINED BY THE CONTRACTOR FOR THE
DURATION OF THE CONTRACT TO PREVENT DOWNSTREAM EROSION AND
SEDIMENTATION.
4.THE IMPLEMENTATION, MAINTENANCE, REPLACEMENT AND ADDITIONS TO THE
TEMPORARY EROSION SEDIMENTATION CONTROL FACILITIES SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR. ANY DOWNSTREAM DAMAGE DUE TO THE
FAILURE BY THE CONTRACTOR TO FULFILL THESE REQUIREMENTS WILL BE THE
CONTRACTOR'S LIABILITY.
5.THE CONTRACTOR'S CONSTRUCTION AND EXCAVATION SHALL CONFORM TO THE
APPLICABLE REQUIREMENTS OF THE CITY OF RENTON FOR SEDIMENT CONTROL.
THE CONTRACTOR SHALL CONFORM TO ALL CITY, COUNTY, STATE, AND FEDERAL
ORDINANCES GOVERNING AIR POLLUTION CONTROL..
6.THE TEMPORARY EROSION CONTROL MEASURES SHALL BE MAINTAINED IN A
SATISFACTORY CONDITION UNTIL SUCH TIME THAT CONSTRUCTION IS COMPLETE
AND THE OWNERS REPRESENTATIVE HAS GIVEN INSTRUCTIONS TO REMOVE THE
EROSION CONTROL MEASURES.
7.THE CONTRACTOR SHALL PLACE STONE BAG INLET PROTECTION AS SHOWN. THERE
MAY BE STONE BAG INLET PROTECTION REQUIRED OUTSIDE OF LIMITS OF WORK
INDICATED. STONE BAG INLET PROTECTION SHALL BE INSTALLED IN ACCORDANCE WITH
2/C301.
TEMPORARY EROSION AND SEDIMENT CONTROL NOTES
8.NO SEDIMENT SHALL BE TRACKED INTO THE STREET OR ONTO PAVED SURFACES.
SEDIMENT SHALL BE REMOVED FROM TRUCKS AND EQUIPMENT PRIOR TO LEAVING
THE SITE.
9.STABILIZE ALL SOILS, INCLUDING STOCKPILES THAT ARE TEMPORARILY EXPOSED.
FROM OCTOBER 1 TO APRIL 30, NO SOILS SHALL REMAIN UNSTABILIZED FOR
MORE THAN TWO (2) DAYS. FROM MAY 1 TO SEPTEMBER 30 NO SOILS SHALL
REMAIN UNSTABILIZED FOR MORE THAN SEVEN (7) DAYS.
10.IF CONSTRUCTION STORMWATER IS DISCHARGED TO STORM DRAINS AND OR
LAKE WASHINGTON, THE CONSTRUCTION STORMWATER DISCHARGED FROM THE
SITE SHALL MEET THE REQUIREMENTS OF THE STATE OF WASHINGTON WATER
QUALITY STANDARDS FOR SURFACE WATERS (CHAPTER 173-201A WASHINGTON
ADMINISTRATIVE CODE) FOR TURBIDITY, pH AND PETROLEUM PRODUCTS.
CONSTRUCTION STORMWATER DISCHARGE TURBIDITY FROM THE SITE SHALL NOT
EXCEED 5 NEPHLOMETRIC TURBIDITY UNITS (NTU) OVER BACKGROUND
TURBIDITY WHEN THE BACKGROUND TURBIDITY IS 50 NTU OR LESS, OR HAVE
MORE THAN A 10 PERCENT INCREASE IN TURBIDITY WHEN THE BACKGROUND
TURBIDITY IS MORE THAN 50 NTU. THE pH OF THE CONSTRUCTION STORMWATER
DISCHARGE SHALL BE WITHIN THE RANGE OF 6.5 TO 8.5 WITH A HUMAN-CAUSED
VARIATION WITHIN A RANGE OF LESS THAN 0.2 UNITS. CONSTRUCTION
STORMWATER DISCHARGES SHALL BE PROHIBITED IF THERE IS A VISIBLE SHEEN
FROM PETROLEUM PRODUCTS. A CONSTRUCTION DEWATERING PERMIT IS REQUIRED
FROM KING COUNTY INDUSTRIAL WASTE (IF DISCHARGE IS TO BE MADE TO AN
EXISTING SEWER.
TEMPORARY EROSION AND SEDIMENT
CONTROL NOTES CONTINUED
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484.51'
CITY OF RENTON CONTROL NETWORK TIE-IN
NTS
SHEET NO.:
DRAWING TITLE:
DESIGN BY:
DRAWN BY:
ISSUE DATE:
SCALE:
30 NOV 2021
BLC1
11/30/2021 10:49 AM USER: blc1 PATH: J:\SeahawksIPFCiv\VMAC Field Resurfacing\Sheets\C101.dwg LAYOUT: ----VIRGINIA MASONATHLETIC CENTER12 SEAHAWKS WAYRENTON, WA 98056SDH NOREVISIONSDATE:SEAL:
CHECKED BY:
KEY PLAN
SDH
NOTES, LEGEND,
AND ABBREVIATIONS
C101
DRAWING LIST
SHEET NUMBER SHEET TITLE
C101 NOTES, LEGEND, ABBREVIATIONS, DRAWING LIST AND TIE -IN
C102 NOTES
C201 TEMPORARY EROSION AND SEDIMENTATION PLAN
C301 SECTIONS AND DETAILS
CITY OF RENTON STANDARD EROSION CONTROL NOTES CITY OF RENTON STANDARD EROSION CONTROL NOTES CONTINUED
13.ALL SEDIMENTATION/EROSION FACILITIES MUST BE IN OPERATION PRIOR TO CLEARING AND BUILDING
CONSTRUCTION, AND THEY MUST BE SATISFACTORILY MAINTAINED UNTIL CONSTRUCTION IS
COMPLETED AND THE POTENTIAL FOR ON-SITE EROSION HAS PASSED.
14.ALL RETENTION/DETENTION FACILITIES MUST BE INSTALLED AND IN OPERATION PRIOR TO OR IN
CONJUNCTION WITH ALL CONSTRUCTION ACTIVITY UNLESS OTHERWISE APPROVED BY THE PUBLIC
WORKS DEPARTMENT, SURFACE WATER UTILITY SECTION.
15.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 SHALL BE APWA
CLASS “C”, WITH THE EXCEPTION OF PVC PIPE.
16.STEEL PIPE SHALL BE ALUMINIZED, OR GALVANIZED WITH ASPHALT TREATMENT #1 OR BETTER
INSIDE AND OUTSIDE.
17.ALL DRAINAGE STRUCTURES, SUCH AS CATCH BASINS AND MANHOLES SHALL HAVE SOLID LOCKING
LIDS. ALL DRAINAGE STRUCTURES ASSOCIATED WITH A PERMANENT RETENTION/DETENTION FACILITY
SHALL HAVE SOLID LOCKING LIDS.
18.BUILDING AND OTHER STRUCTURES SHALL BE PLACED IN ACCORDANCE WITH TABLE 4.1 EASEMENT
WIDTHS AND BUILDING SETBACKS LINES.
19.ALL CATCH BASIN GRATES SHALL BE DEPRESSED 0.10 FEET BELOW PAVEMENT LEVEL.
20.ALL DRIVEWAY CULVERTS LOCATED WITHIN CITY OF RENTON 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. ROCK FOR EROSION PROTECTION OF ROADSIDE DITCHES, WHERE REQUIRED, SHALL BE
OF SOUND QUARRY ROCK PLACED TO A DEPTH OF ONE (1) FOOT AND MUST 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.
21.ALL BUILDING DOWNSPOUTS AND FOOTING DRAINS SHALL BE CONNECTED TO THE STORM DRAINAGE
SYSTEM, UNLESS APPROVED BY THE CITY PLAN REVIEWER OR SURFACE WATER UTILITY SECTION.
AN ACCURATELY DIMENSIONED, CERTIFIED AS-BUILT DRAWING OF THIS DRAINAGE SYSTEM WILL BE
SUBMITTED TO THE CITY UPON COMPLETION.
22.DRAINAGE OUTLETS (STUB-OUTS) SHALL BE PROVIDED FOR EACH INDIVIDUAL LOT, EXCEPT FOR
THOSE LOTS APPROVED FOR INFILTRATION BY THE CITY. STUB-OUTS SHALL CONFORM TO THE
FOLLOWING:
A. EACH OUTLET SHALL BE SUITABLY LOCATED AT THE LOWEST ELEVATION ON THE LOT, SO AS TO
SERVICE ALL FUTURE ROOF DOWNSPOUTS AND FOOTING DRAINS, DRIVEWAYS, YARD DRAINS,
AND ANY OTHER SURFACE OR SUBSURFACE DRAINS NECESSARY TO RENDER THE LOTS SUITABLE
FOR THEIR INTENDED USE. EACH OUTLET SHALL HAVE FREE-FLOWING, POSITIVE DRAINAGE TO
AN APPROVED STORMWATER CONVEYANCE SYSTEM OR TO AN APPROVED OUTFALL LOCATION.
B. OUTLETS ON EACH LOT SHALL BE LOCATED WITH A FIVE-FOOT-HIGH, 2" X 4" STAKE MARKED
"STORM" OR "DRAIN". THE STUB-OUT SHALL EXTEND ABOVE SURFACE LEVEL, BE VISIBLE, AND
BE SECURED TO THE STAKE.
C. PIPE MATERIAL SHALL CONFORM TO UNDERDRAIN SPECIFICATIONS DESCRIBED IN CHAPTER 4 OF
THE SURFACE WATER DESIGN MANUAL AND, IF NON-METALLIC, THE PIPE SHALL BE PLACED IN
A TRENCH WITH A TRACING WIRE ABOVE OR OTHER ACCEPTABLE DETECTION.
D. PRIVATE DRAINAGE EASEMENTS ARE REQUIRED FOR DRAINAGE SYSTEMS DESIGNED TO
CONVEY FLOWS THROUGH INDIVIDUAL LOTS.
E. THE APPLICANT/CONTRACTOR IS RESPONSIBLE FOR COORDINATING THE LOCATIONS OF ALL STUB-OUT
CONVEYANCE LINES WITH RESPECT TO OTHER UTILITIES (E.G. POWER, GAS, TELEPHONE, TELEVISION).
F. ALL INDIVIDUAL STUB-OUTS SHALL BE PRIVATELY OWNED AND MAINTAINED BY THE LOT HOME
OWNER.
G. STORM DRAINAGE PIPE SYSTEMS SHALL NOT PENETRATE BUILDING FOUNDATIONS, EXCEPT FOR
SUMP PUMP DISCHARGE LINES USED TO DRAIN CRAWL SPACES, PROVIDED THE SUMP PUMP
SYSTEM INCLUDES BACKFLOW PREVENTION OR A CHECK VALVE.
23.ALL DISTURBED PERVIOUS AREAS (COMPACTED, GRADED, LANDSCAPED, ETC.) OF THE
DEVELOPMENT SITE MUST DEMONSTRATE ONE OF THE FOLLOWING: THE EXISTING DUFF LAYER
SHALL BE STAGED AND REDISTRIBUTED TO MAINTAIN THE MOISTURE CAPACITY OF THE SOIL, OR;
AMENDED SOIL SHALL BE ADDED TO MAINTAIN THE MOISTURE CAPACITY.
24.PROOF OF LIABILITY INSURANCE SHALL BE SUBMITTED TO THE CITY PRIOR TO CONSTRUCTION PERMIT ISSUANCE.
25.ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMITS BY THE CITY OF RENTON DOES NOT
RELIEVE THE OWNER OF THE CONTINUING LEGAL OBLIGATION AND/OR LIABILITY CONNECTED WITH
STORM SURFACE WATER DISPOSITION. FURTHER, THE CITY OF RENTON DOES NOT ACCEPT ANY
OBLIGATION FOR THE PROPER FUNCTIONING AND MAINTENANCE OF THE SYSTEM PROVIDED DURING
CONSTRUCTION.
26.THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING ADEQUATE SAFEGUARD, SAFETY
DEVICES, PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER NEEDED ACTIONS TO PROTECT THE
LIFE, HEALTH, AND SAFETY OF THE PUBLIC, AND TO PROTECT PROPERTY IN CONNECTION WITH THE PERFORMANCE OF
WORK. ANY WORK WITHIN THE TRAVELED RIGHT-OF-WAY THAT MAY INTERRUPT NORMAL TRAFFIC FLOW SHALL REQUIRE
A TRAFFIC CONTROL PLAN APPROVE BY THE PUBLIC WORKS DEPARTMENT, TRANSPORTATION SYSTEMS DIVISION.
ALL SECTIONS OF THE WSDOT STANDARD SPECIFICATIONS 1-07-23 TRAFFIC CONTROL SHALL APPLY.
27.PROJECT LOCATED WITHIN THE AQUIFER PROTECTION AREA (APA) SHALL COMPLY WITH SPECIAL
REQUIREMENT #6 OF THE SURFACE WATER DESIGN MANUAL AND AQUIFER PROTECTION REGULATIONS
(RMC 4-3-050).
CITY OF RENTON STANDARD SURFACE WATER NOTES CONTINUED
1.BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE-CONSTRUCTION MEETING
MUST BE HELD BETWEEN THE CITY OF RENTON PLAN REVIEW SECTION AND THE APPLICANT.
2 ALL DESIGN AND CONSTRUCTION SHALL BE IN ACCORDANCE WITH THE RENTON MUNICIPAL CODE
(RMC), THE LATEST EDITION OF THE STANDARD SPECIFICATIONS FOR ROAD, BRIDGE AND
MUNICIPAL CONSTRUCTION PREPARED BY WSDOT AND THE AMERICAN PUBLIC WORKS
ASSOCIATION (APWA), AS AMENDED BY THE CITY OF RENTON PUBLIC WORKS DEPARTMENT. IT
SHALL BE THE SOLE RESPONSIBILITY OF THE APPLICANT AND THE PROFESSIONAL CIVIL ENGINEER TO
CORRECT ANY ERROR, OMISSION OR VARIATION FROM THE ABOVE REQUIREMENTS FOUND IN THIS PLANS.
ALL CORRECTIONS SHALL BE AT NO ADDITIONAL COST TO THE CITY.
3.APPROVAL OF THIS ROAD, GRADING, PARKING AND DRAINAGE PLAN DOES NOT CONSTITUTE AN
APPROVAL OF ANY OTHER CONSTRUCTION (E.G. DOMESTIC WATER CONVEYANCE, SEWER
CONVEYANCE, GAS, ELECTRICAL. ETC.)THE SURFACE WATER DRAINAGE SYSTEM SHALL BE
CONSTRUCTED ACCORDING TO THE APPROVED PLANS, WHICH ARE ON FILE IN WITH THE CITY. ANY
DEVIATION FROM THE APPROVED PLANS WILL REQUIRE WRITTEN APPROVAL FROM THE CITY OF
RENTON PUBLIC WORKS DEPARTMENT, SURFACE WATER UTILITY SECTION.
4.A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN
PROGRESS.
5.GRADING ACTIVITIES (SITE ALTERATION) ARE LIMITED TO THE HOURS OF 7 A.M. TO 7 P.M.
MONDAY THROUGH SATURDAY AND NO WORK ON SUNDAY IS ALLOWED, UNLESS OTHERWISE
APPROVED WITH A WRITTEN DECISION BY THE CITY OF RENTON.
6.IT SHALL BE THE APPLICANT'S/CONTRACTOR'S RESPONSIBILITY TO OBTAIN ALL CONSTRUCTION
EASEMENTS NECESSARY BEFORE INITIATING OFF-SITE WORK. EASEMENTS REQUIRE CITY REVIEW
AND APPROVAL PRIOR TO CONSTRUCTION.
7.FRANCHISED UTILITIES OR OTHER INSTALLATIONS THAT ARE NOT SHOWN ON THESE APPROVED PLANS
SHALL NOT BE CONSTRUCTED UNLESS AN APPROVED SET OF PLANS THAT MEET ALL REQUIREMENTS
OF CHAPTER 4 OF THE SURFACE WATER DESIGN MANUAL ARE SUBMITTED TO THE CITY OF RENTON.
8.DATUM SHALL BE NAVD 88 UNLESS OTHERWISE APPROVED BY THE CITY OF RENTON.
REFERENCE BENCHMARK AND ELEVATIONS ARE NOTED ON THE PLANS.
9.ANY DEWATERING SYSTEM NECESSARY FOR THE CONSTRUCTION OF STORMWATER FACILITIES MUST
BE SUBMITTED TO THE CITY FOR REVIEW AND APPROVAL.
10.ALL UTILITY TRENCHES AND ROADWAY SUBGRADE SHALL BE BACKFILLED AND COMPACTED TO
95 PERCENT DENSITY, STANDARD PROCTOR.
11.OPEN CUTTING OF EXISTING ROADWAYS FOR NON-FRANCHISED UTILITY OR STORM DRAINAGE WORK
IS NOT ALLOWED UNLESS SPECIFICALLY APPROVED BY THE CITY OF RENTON AND NOTED ON THESE
APPROVED PLANS. ANY OPEN CUT SHALL BE RESTORED IN ACCORDANCE WITH THE CITY OF
RENTON TRENCH RESTORATION STANDARDS.
CITY OF RENTON STANDARD SURFACE WATER NOTES
1.BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE-CONSTRUCTION MEETING
MUST BE HELD WITH THE CITY OF RENTON, PUBLIC WORKS DESIGN ENGINEER.
2.THE BOUNDARIES OF THE CLEARING LIMITS AND AREAS OF VEGETATION PRESERVATION AS
PRESCRIBED ON THE PLAN(S) SHALL BE CLEARLY FLAGGED BY SURVEY TAPE OR FENCING IN THE
FIELD PRIOR TO CONSTRUCTION IN ACCORDANCE WITH APPENDIX D OF THE SURFACE WATER DESIGN
MANUAL AND OBSERVED DURING 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.
3.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. BARGE RAMP SHALL BE INSTALLED AS CONSTRUCTION ENTRANCE AT
THE BEGINNING OF CONSTRUCTION AND MAINTAINED FOR THE DURATION OF THE PROJECT.
4.ALL REQUIRED SEDIMENTATION/EROSION CONTROL FACILITIES MUST 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 EROSION AND
SEDIMENT FACILITIES 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.
THE IMPLEMENTATION, MAINTENANCE, REPLACEMENT AND ADDITIONS TO EROSION/SEDIMENTATION
CONTROL SYSTEMS SHALL BE THE RESPONSIBILITY OF THE PERMITEE.
5.THE EROSION AND SEDIMENTATION CONTROL SYSTEMS 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 PERMITEE SHALL
ANTICIPATE THAT MORE EROSION AND SEDIMENTATION CONTROL FACILITIES 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 PERMITEE TO ADDRESS
ANY NEW CONDITIONS THAT MAY BE CREATED BY THE ACTIVITIES AND TO PROVIDE ADDITIONAL
FACILITIES, OVER AND ABOVE MINIMUM REQUIREMENTS, AS MAY BE NEEDED, TO PROTECT ADJACENT
PROPERTIES AND WATER QUALITY OF THE RECEIVING DRAINAGE SYSTEM.
6.APPROVAL OF THIS PLAN IS FOR EROSION/SEDIMENTATION CONTROL ONLY. IT DOES NOT CONSTITUTE
AN APPROVAL OF STORM DRAINAGE DESIGN, SIZE NOR LOCATION OF PIPES, RESTRICTORS,
CHANNELS, OR RETENTION FACILITIES.
7.ANY AREAS OF EXPOSED SOILS, INCLUDING ROADWAY EMBANKMENTS, THAT WILL NOT BE DISTURBED
FOR TWO DAYS DURING THE WET SEASON (OCTOBER 1ST THROUGH MARCH 30TH) OR SEVEN DAYS
DURING THE DRY SEASON (APRIL 1ST THROUGH SEPTEMBER 30TH) SHALL BE IMMEDIATELY
STABILIZED WITH THE APPROVED ESC COVER METHODS (E.G., SEEDING, MULCHING, PLASTIC
COVERING, ETC.).
8.WET SEASON SEASONAL EROSION AND SEDIMENT CONTROL REQUIREMENTS APPLY TO ALL
CONSTRUCTION SITES CLEARING BETWEEN OCTOBER 1 AND MARCH 30 INCLUSIVE, UNLESS
OTHERWISE APPROVED BY THE CITY THROUGH AN ADJUSTMENT PROCESS.
9.COVER MEASURES WILL BE APPLIED IN CONFORMANCE WITH APPENDIX D OF THE SURFACE WATER
DESIGN MANUAL.
10.ANY AREA NEEDING ESC MEASURES, NOT REQUIRING IMMEDIATE ATTENTION, SHALL BE ADDRESSED
WITHIN SEVEN (7) DAYS.
11.THE ESC FACILITIES ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED A MINIMUM OF ONCE A
MONTH OR WITHIN 24 HOURS FOLLOWING A STORM EVENT.
12.AT NO TIME SHALL MORE THAN ONE (1) FOOT OF SEDIMENT BE ALLOWED TO ACCUMULATE WITHIN A
CATCH BASIN. 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.
13.DURING THE TIME PERIOD OF OCTOBER 1ST THROUGH MARCH 30TH, ALL PROJECT DISTRIBUTED SOIL
AREAS GREATER, THAT ARE TO BE LEFT UN-WORKED FOR MORE THAN 12 HOURS, SHALL BE COVERED
BY MULCH, SODDING OR PLASTIC COVERING.
14.ANY PERMANENT RETENTION/DETENTION FACILITY USED AS A TEMPORARY SETTLING BASIN SHALL BE
MODIFIED WITH THE NECESSARY EROSION CONTROL MEASURES AND SHALL PROVIDE ADEQUATE
STORAGE CAPACITY. IF THE PERMANENT FACILITY IS TO FUNCTION ULTIMATELY AS AN INFILTRATION
SYSTEM, THE TEMPORARY FACILITY MUST BE ROUGH GRADED SO THAT THE BOTTOM AND SIDES ARE
AT LEAST THREE FEET ABOVE THE FINAL GRADE OF THE PERMANENT FACILITY.
15.PRIOR TO THE BEGINNING OF THE WET SEASON (OCT. 1), ALL DISTURBED AREAS SHALL BE REVIEWED
TO IDENTIFY WHICH ONES CAN BE SEEDED IN PREPARATION FOR THE WINTER RAINS. DISTURBED
AREAS SHALL BE SEEDED WITHIN ONE WEEK OF THE BEGINNING OF THE WET SEASON. A SKETCH MAP
OF THOSE AREAS TO BE SEEDED AND THOSE AREAS TO REMAIN UNCOVERED SHALL BE SUBMITTED TO
THE CITY OF RENTON FOR REVIEW.
1.PRE-CONSTRUCTION MEETING.
2.POST SIGN WITH NAME AND PHONE NUMBER OF ESC SUPERVISOR (MAY BE CONSOLIDATED WITH THE
REQUIRED NOTICE OF CONSTRUCTION SIGN).
3.FLAG OR FENCE CLEARING LIMITS.
4.NSTALL CATCH BASIN PROTECTION IF REQUIRED.
5.GRADE AND INSTALL CONSTRUCTION ENTRANCE(S).
6.INSTALL PERIMETER PROTECTION (SILT FENCE, BRUSH BARRIER, ETC.).
7.CONSTRUCT SEDIMENT PONDS AND TRAPS.
8.GRADE AND STABILIZE CONSTRUCTION ROADS.
9.CONSTRUCT SURFACE WATER CONTROLS (INTERCEPTOR DIKES, PIPE SLOPE DRAINS, ETC.)
SIMULTANEOUSLY WITH CLEARING AND GRADING FOR PROJECT DEVELOPMENT.
10.MAINTAIN EROSION CONTROL MEASURES IN ACCORDANCE WITH APPENDIX D OF THE SURFACE
WATER DESIGN MANUAL AND MANUFACTURER'S RECOMMENDATIONS.
11.RELOCATE EROSION CONTROL MEASURES OR INSTALL NEW MEASURES SO THAT AS SITE
CONDITIONS CHANGE THE EROSION AND SEDIMENT CONTROL IS ALWAYS IN ACCORDANCE WITH THE
CITY'S EROSION AND SEDIMENT CONTROL STANDARDS.
12.COVER ALL AREAS THAT WILL BE UNWORKED FOR MORE THAN SEVEN DAYS DURING THE DRY
SEASON OR TWO DAYS DURING THE WET SEASON WITH STRAW, WOOD FIBER MULCH, COMPOST,
PLASTIC SHEETING OR EQUIVALENT.
13.STABILIZE ALL AREAS THAT REACH FINAL GRADE WITHIN SEVEN DAYS.
14.SEED OR SOD ANY AREAS TO REMAIN UNWORKED FOR MORE THAN 30 DAYS.
15.UPON COMPLETION OF THE PROJECT, ALL DISTURBED AREAS MUST BE STABILIZED AND BMPS
REMOVED IF APPROPRIATE.
SHEET NO.:
DRAWING TITLE:
DESIGN BY:
DRAWN BY:
ISSUE DATE:
SCALE:
30 NOV 2021
BLC1
11/29/2021 10:57 AM USER: blc1 PATH: J:\SeahawksIPFCiv\VMAC Field Resurfacing\Sheets\C101.dwg LAYOUT: ----VIRGINIA MASONATHLETIC CENTER12 SEAHAWKS WAYRENTON, WA 98056SDH NOREVISIONSDATE:SEAL:
CHECKED BY:
KEY PLAN
SDH
NOTES
C102
PL, TYP
LIMIT OF WORK, TYP
4', TYPCOMPOST FILTER SOCK, TYP1
C201 C301
4', TYPREPLACE ARTIFICIAL TURF AFTER
INSTALLATION OF NEW NATURAL TURF
GRIND AND REMOVE EXISTING
NATURAL TURF AND SOIL DOWN TO
ORIGINAL FIELD TURF GRADE OF
27.20, INSTALL NEW NATURAL TURF
AFTER EXCAVATION AND
COMPACTION IS COMPLETE
EXISTING
CONTAINMENT
CURB, TYP
SANDBAG BARRIER, TYP
3
C201 C301
STONE BAG INLET PROTECTION, TYP
2
C201 C301
BARGE RAMP
2', TYP
2', TYP
4', TYP
2', TYP2', TYPSHEET NO.:
DRAWING TITLE:
DESIGN BY:
DRAWN BY:
ISSUE DATE:
SCALE:
30 NOV 2021
BLC1
11/29/2021 10:57 AM USER: blc1 PATH: J:\SeahawksIPFCiv\VMAC Field Resurfacing\Sheets\C201.dwg LAYOUT: ----VIRGINIA MASONATHLETIC CENTER12 SEAHAWKS WAYRENTON, WA 98056SDH NOREVISIONSDATE:SEAL:
CHECKED BY:
KEY PLAN
SDH
C201
TEMPORARY
EROSION AND
SEDIMANTATION
CONTROL PLAN
1" = 40'
40 0 40 80
scale feet1" = 40'
20
NOTES:
1.SEE SHEET C101 AND C102 FOR NOTES,
LEGEND, AND ABBREVIATIONS
1
C201 C301
COMPOST FILTER SOCK
NTS
NOTES:
1.COMPOST FILTER SOCK SHALL NOT BE USED FOR MORE THAN 3 MONTHS. REPLACE AS REQUIRED.
2.BOTH ENDS OF FILTER SOCK SHALL BE EXTENDED AT LEAST 8 FEET UP SLOPE AT 45 DEGREES TO THE MAIN
BARRIER ALIGNMENT.
3.COMPOST FILTER SOCK SHALL BE A TUBE OF FLEXIBLE NETTING FILLED WITH COMPOSTED AND/OR STRAW
MATERIAL (WATTLE) EXHIBITING THE FOLLOWING PROPERTIES. IT SHALL BE A MACHINE-PRODUCED TUBE OF
COMPACTED RICE STRAW THAT IS CERTIFIED WEED FREE FORAGE, BY A MANUFACTURER WHOSE PRINCIPAL
BUSINESS IS WATTLE MANUFACTURING. THE NETTING SHALL CONSIST OF SEAMLESS, HIGH-DENSITY
POLYETHYLENE AND ETHYL VINYL ACETATE AND CONTAIN ULTRAVIOLET INHIBITORS. LIGHTWEIGHT ROLLED
EROSION CONTROL STRAW OR WOOD FIBER BLANKETS ROLLED UP TO CREATE A WATTLE-TYPE DEVICE SHALL NOT
BE ALLOWED UNDER THIS SPECIFICATION.
FLOW
18" MINEMBEDBLOWN/PLACED
FILTER MEDIA
CONTINUOUS 12" DIA
COMPOST FILTER SOCK
2"x2"x36" WOOD STAKE
@ 8' MAX OC
EXIST OR PROPOSED GRADE
PLAN
ELEVATION
1/2"x28" WOVEN
POLYPROPYLENE BAGS. FILL
1/2 TO 2/3 FULL WITH 3/4"
CLEAN STONE
SURROUND INLET WITH TWO
COURSES OF BAGS, MIN
12"MININTERWEAVE BAG ENDS
TO SEAL AND CLOSE GAPS
BETWEEN BAGS
STONE BAG INLET PROTECTION
NTS
2
C201 C301
3
C201 C301
SANDBAG BARRIER
NTS
WRAP IN GEOTEXTILE
GRAVEL FILLED SANDBAGS,
PACKED TIGHLTYEXIST SURFACE
SLOPE
SHEET NO.:
DRAWING TITLE:
DESIGN BY:
DRAWN BY:
ISSUE DATE:
SCALE:
30 NOV 2021
BLC1
11/29/2021 10:57 AM USER: blc1 PATH: J:\SeahawksIPFCiv\VMAC Field Resurfacing\Sheets\C301.dwg LAYOUT: ----VIRGINIA MASONATHLETIC CENTER12 SEAHAWKS WAYRENTON, WA 98056SDH NOREVISIONSDATE:SEAL:
CHECKED BY:
KEY PLAN
SDH
C301
SECTIONS AND
DETAILS