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SURFACE WATER DRAINAGE NOTES AND
SPECIFICATIONS
1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE -CONSTRUCTION
DEVELOPMENT SITE, TO MAINTAIN THE MOISTURE CAPACITY OF THE SOIL EITHER STOCKPILE
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MEETING SHALL BE HELD AMONG THE CITY OF RENTON, HEREBY REFERRED TO AS THE
AND REDISTRIBUTE THE EXISTING DUFF LAYER AND NATIVE TOPSOIL OR AMEND THE SOIL
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CITY, THE APPLICANT, AND THE APPLICANT'S CONTRACTOR.
WITH COMPOST IN ACCORDANCE WITH STANDARD PLAN 264.00.
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THE APPLICANT SHALL BE RESPONSIBLE FOR SECURING ALL NECESSARY CITY, STATE, AND
25.
ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMITS BY THE CITY DOES NOT RELIEVE
FEDERAL PERMITS PRIOR TO CONSTRUCTION.
THE APPLICANT OF THE CONTINUING LEGAL OBLIGATION AND/OR LIABILITY CONNECTED WITH
STORMWATER DISPOSAL. THE CITY DOES NOT ACCEPT ANY OBLIGATION FOR THE PROPER
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3. ALL STORM DRAINAGE IMPROVEMENTS SHALL BE DESIGNED AND CONSTRUCTED IN
FUNCTIONING AND MAINTENANCE OF THE STORM SYSTEM PROVIDED DURING CONSTRUCTION.
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ACCORDANCE WITH THE LATEST EDITION OF THE CITY OF RENTON SURFACE WATER DESIGN
MANUAL (RENTON SWDM, RENTON MUNICIPAL CODE (RMC), AND THE STANDARD
26.
ADEQUATE SAFEGUARDS, SAFETY DEVICES, PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY
W
SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL CONSTRUCTION PREPARED BY WSDOT
OTHER ACTIONS NEEDED TO PROTECT THE LIFE, HEALTH, AND SAFETY OF THE PUBLIC,
AND THE AMERICAN PUBLIC WORKS ASSOCIATION (APWA). IT SHALL BE THE SOLE
AND TO PROTECT PROPERTY IN CONNECTION WITH THE PERFORMANCE OF WORK SHALL BE
RESPONSIBILITY OF THE APPLICANT TO CORRECT ANY ERROR, OMISSION OR VARIATION
PROVIDED. ANY WORK WITHIN THE TRAVELED RIGHT-OF-WAY THAT MAY INTERRUPT NORMAL
FROM THE ABOVE REQUIREMENTS FOUND IN THE PLANS. ALL CORRECTIONS SHALL BE AT
TRAFFIC FLOW SHALL REQUIRE A TRAFFIC CONTROL PLAN APPROVED BY THE CITY. ALL
NO ADDITIONAL COST TO THE CITY.
SECTIONS OF THE WSDOT STANDARD SPECIFICATIONS 1-10 TEMPORARY TRAFFIC CONTROL
SHALL APPLY.
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,
27.
PROJECTS LOCATED WITHIN THE CITY'S AQUIFER PROTECTION AREA (APA) SHALL COMPLY
ELECTRICAL. ETC.). PLANS FOR STRUCTURES SUCH AS BRIDGES, VAULTS, AND RETAINING
WITH SPECIAL REQUIREMENT #6 OF THE RENTON SWDM AND AQUIFER PROTECTION
WAILS REQUIRE A SEPARATE REVIEW AND APPROVAL BY THE CITY PRIOR TO
REGULATIONS (RMC 4-3-050).
CONSTRUCTION. THE SURFACE WATER DRAINAGE SYSTEM SHALL BE CONSTRUCTED
28.
PLACEMENT OF SURFACE APPURTENANCES (CATCH BASIN/MANHOLE LIDS, CLEANOUTS,
ACCORDING TO THE APPROVED PLANS. ANY DEVIATION FROM THE APPROVED PLANS WILL
REQUIRE COORDINATION FOLLOWED BY WRITTEN APPROVAL FROM THE CITY.
INLETS, ETC.) IN THE STREET TRAVEL LANE WHEEL PATH, INTERSECTIONS OF STREET
TRAVEL LANES, BIKE LANES, SIDEWALKS, AND CROSSWALKS SHALL BE AVOIDED WHENEVER
5. A COPY OF THE APPROVED PLANS SHALL BE ON THE JOB SITE WHENEVER CONSTRUCTION
POSSIBLE. ANY SURFACE APPURTENANCE PLACED IN A SIDEWALK OR CROSSWALK SHALL
IS IN PROGRESS.
BE FITTED WITH A NON -SLIP OR NON-SKID LID PER ADA REQUIREMENTS.
6. THE LOCATIONS OF ALL EXISTING UTILITIES SHOWN HEREON HAVE BEEN ESTABLISHED BY
29.
CLEARLY LABEL PUBLIC AND PRIVATE SYSTEMS ON THE PLANS. PRIVATE SYSTEMS SHALL
FIELD SURVEY OR OBTAINED FROM AVAILABLE RECORDS AND SHALL THEREFORE BE
BE MAINTAINED BY THE APPLICANT.
CONSIDERED APPROXIMATE ONLY AND NOT NECESSARILY COMPLETE. IT IS THE SOLE
RESPONSIBILITY OF THE APPLICANT AND THE APPLICANT'S CONTRACTOR TO INDEPENDENTLY
30.
MINIMUM COVER OVER STORM DRAINAGE PIPE SHALL CONFORM TO TABLE 4.2.1.A2 OF THE
VERIFY THE ACCURACY OF ALL UTILITY LOCATIONS SHOWN, AND TO FURTHER DISCOVER
RENTON SWDM.
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AND AVOID ANY OTHER UTILITIES NOT SHOWN HEREON THAT MAY BE AFFECTED BY THE
31.
CONSTRUCTED PERMEABLE PAVEMENT SHALL BE PERMEABLE ENOUGH TO ABSORB WATER
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IMPLEMENTATION OF THIS PLAN. THE APPLICANT SHALL RECORD ON THE AS -BUILT
AT A MINIMUM RATE OF 20 INCHES PER HOUR IMMEDIATELY AFTER THE PAVEMENT
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DRAWINGS ALL UNDOCUMENTED UTILITIES DISCOVERED AND ANY CHANGES TO THE
SURFACE HAS BEEN WETTED CONTINUOUSLY FOR AT LEAST 10 MINUTES. COMPLIANCE WITH
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APPROVED PLANS. THE APPLICANT SHALL IMMEDIATELY NOTIFY THE ENGINEER OF RECORD
THIS MINIMUM RATE SHALL BE CHECKED PRIOR TO CONSTRUCTION APPROVAL OF THE
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IF A CONFLICT EXISTS.
PAVEMENT. COMPLIANCE MAY BE CHECKED USING A SIMPLE BUCKET TEST IN WHICH 5
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7. VERTICAL DATUM SHALL BE NAVD 88 AND HORIZONTAL DATUM SHALL BE NAD 83 (WA
GALLONS OF WATER IS POURED ONTO THE PAVEMENT SURFACE ALL AT ONCE. IF ONLY A
STATE PLANE, NORTH), UNLESS OTHERWISE APPROVED BY THE CITY. REFERENCE
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
BENCHMARK, DATUM, AND ELEVATIONS SHALL BE NOTED ON THE PLANS.
CONDUCTED PER 1,000 SQUARE FEET OF PERMEABLE PAVEMENT. IF THIS TEST IS NOT
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8. ALL UTILITY TRENCH BACKFILL AND ROADWAY SUBGRADE SHALL BE COMPACTED TO 95%
CONCLUSIVE, THEN ANOTHER TEST PER ASTM C1701 SHALL BE CONDUCTED. FOR LARGE
MAXIMUM DRY DENSITY PER SECTION 2-03.3(14)D - COMPACTION AND MOISTURE
AREAS (E.G., PARKING AREAS), TESTING OBSERVATION MAY BE ACCOMPLISHED WHILE
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CONTROL TESTS OF THE WSDOT STANDARD SPECIFICATIONS. IN PERMEABLE PAVEMENT AND
WALKING BEHIND A SLOWLY MOVING WATER TRUCK DISCHARGING WATER AT A RATE SIMILAR
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OTHER INFILTRATION AREAS, ALL TRENCH BACKFILL SHALL BE FIRM AND UNYIELDING BUT
TO THE BUCKET TEST. PERMEABLE PAVERS SHALL BE TESTED USING ASTM C1781.
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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 DocuSign
Envelope
ID: 3B1 B34D3-7EOA-476C-ADB3-4329FFEOC108
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, 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.
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" 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
1/2" LETTERING
- BOLT HOLES - 3 PLACES
EQUALLY SPACED 120' APART ON
23 1/16" DIA. B.C.
(1) 1" DIA. PICKHOLE
oI nu uicw 11/4"LETTERING
25" DIM.
3/4"
2"
I 8 3/4"
(TYP.)
COVER SECTION VIEW
6"
- 23 318" DIA. CL OPEN
27 5/16" DIA.
34 1/8" DIA.
FRAME SECTION VIEW
AS -BUILT ROAD AND DRAINAGE NOTES AND DETAILS
COVER BOTTOM VIEW
(3) BLT SOC. (ALLEN HEAD)
5/8"-11 x 1.5 SS RUBBER
WASHER
EON BOLTING DETAIL
1/8"
R1/8"
GASKET GROOVE DETAIL
NOTES:
1. ALL COVERS SHALL BE LOCKING LID PER EJ No. 3717C1
OR APPROVED EQUAL.
UNLESS OTHERWISE NOTE D, DRAWING 15 NOT TO SCALE (NTS)
STD. PLAN - 204.50
.N%_y1L PUBLIC WORKS STORM ROUND FRAME AND COVER
DEPARTMENT (PUBLIC) artin Pastucha$/13/2020
DATE
SURVEY DATUM
HORIZONTAL DATUM: VERTICAL DATUM:
HORIZONTAL DATUM IS NAD 1983(91) PER CITY OF VERTICAL DATUM FOR THIS SITE
RENTON. CITY OF RENTON CONTROL POINT NO. 1857 IS NAVD 1988 PER CITY OF
WAS HELD FOR POSITION AND A LINE BETWEEN CITY RENTON. CITY OF RENTON
OF RENTON CONTROL POINT NO. 1640 AND CONTROL POINT NO. 2192 WAS
CONTROL POINT NO. 1860 WAS HELD FOR ROTATION, HELD FOR ELEVATION, BEING
BEING S86`32'23"E. 98.199 FEET(NAVD88).
OF
ELLIOTT FARMS
A PORTION OF SECTION 22, TOWNSHIP 23 N., RANGE 05 E., W.M.
CITY OF RENTON7 KING COUNTY, WASHINGTON
NOTES:
1. YARD DRAINS TO BE CONSTRUCTED FROM HIGH DENSITY
POLYETHYLENE (HDPE) N-12 PIPE IN ACCORDANCE WITH ASTM C 14.
2. CUTOUT HOLE SIZE IS EQUAL TO OUTLET PIPE OUTSIDE
DIAMETER PLUS YARD DRAIN WALL THICKNESS-
3. CONNECTION TO OUTLET PIPE TO BE MORTARED AND MADE FLUSH
WITH INSIDE OF THE YARD DRAIN WALL.
4. CAST IRON BELL GRATE. FITS INTO BELL RECESS AND EXTENDS
FLUSH WITH FACE OF BELL. THE GRATE SHALL HAVE SLOTS (HOLES)
THAT CONSTITUTE 50 PERCENT OPEN AREA FOR DRAINAGE. INLET
BELL SURFACE SHALL BE FINISHED TO ASSURE NON -ROCKING FIT
WITH ANY COVER POSITION.
5. WASHED DRAIN ROCK. 6 INCHES MINIMUM DEPTH.
6. VARIES 12 INCHES OR 18 INCHES.
7, SPECIAL CAST YARD DRAIN MAY BE REQUIRED FOR MULTIPLE
PIPE CONNECTIONS.
8. CLEAN OUTS ARE REQUIRED FOR DEPTHS OVER 42 INCHES.
YARD DRAIN STRFFT CATCH BASIN
(TYP)
PLAN VIEW
PLANTER STRIP
SIDEWALK
R/W - - -- -- ---
CURB
0
R/W
n
ELEVATION VIEW
LOT LINES
(TYP)
YARD DRAIN WITH STUB OUT FOR ROOF
SOLID DISC COVER AND FOOTING DRAIN
CONNECTIONS (TYP)
TYPICAL LOT PLACEMENT
YARD DRAIN CONNECTIONS
NOT TO SCALE
DocuSign Envelope ID: 3B1B34D3-7EOA-476C-ADB3-4329FFEOC108
1 8:48
PRIVATE ROOF DRAIN
COLLECTOR PIPE:
6" DIA MIN. ROOF DRAIN
STUB WITH CLEANOUT (TYP.)
6" DIA MIN.,
LOT LINE, TYP. PRIVATE TYPE I 5' MIN. CATCH BASIN 0.5 % MIN. SLOPE,
(TyP) 2 FT MIN. COVER
HOUSE (TYP.)
I I I
I I I
X MIN.
PRIVATE JOINT
SD ® `\SD SD
SD
UTILITY EASEMENT
CURB, SIDEWALK ` CITY STORM DRAIN (SD) SYSTEM
5' MIN. WIDTH
R.O.W. LINE PRIVATE STORM DRAIN (SD) SYSTEM,
8" MIN. DIA. PIPE, SEE NOTE 1
ROOF DRAIN TO CONNECT INTO CITY
CATCH BASIN (CB), MIN. SIZE TYPE I
CLEANOUT, TYP AT EVERY 90",
OR 2ND 45" BEND, AND AT 1 00'MAX.
SPACING ON STRAIGHT SECTIONS
NOTES.
1. SEE STD. PLANS 220.00 AND 220.10 FOR PIPE MATERIALS AND MINIMUM COVER REQUIREMENTS.
2. THE ROOF AND FOOTING DRAIN SYSTEMS ARE PRIVATELY MAINTAINED.
3. FLOW PATTERN SHOULD BE TO THE NEAREST CB IF GRADE ALLOWS, OR TO THE NEXT DOWNSTREAM CB.
4. ROOF DRAIN COLLECTORS MUST BE ANALYZED FOR CAPACITY, SIZED FOR 25-YEAR PEAK FLOW.
5. PVC PIPE MUST BE SDR 35 OR THICKER AND MEET THE REQUIREMENTS OF ASTM D3034.
6. PVC PIPE USED IN PRIVATELY MAINTAINED DRAINAGE SYSTEMS MUST BE WHITE IN COLOR.
7. SEE CONSTRUCTION PLANS FOR SPECIFIC PROJECT REQUIREMENTS.
8. AREA DRAIN WITHIN CRAWL SPACE IS ALLOWED TO CONNECT INTO THE STORM DRAINAGE SYSTEM WITH
THE FOLLOWING CONDITIONS:
A. THE CONNECTION IS TO BE TIGHT LINED A MINIMUM OF 10' OUTSIDE OF THE FOUNDATION, AND IN NO
CASE CONNECTED UPSTREAM OF THE FOOTING DRAIN SYSTEM FOR THE HOUSE.
B. THE AREA DRAIN MUST BE ROUTED THROUGH A SUMP PUMP SYSTEM PRIOR TO CONNECTION TO THE
PUBLIC STORM DRAINAGE SYSTEM TO HELP PREVENT BACKUP DURING SURCHARGE CONDITIONS.
UNLESS OTHERWISE NOTED,
DRAWING IS NOT TO SCALE (NTS)
•
STD.
PLAN - 225.00
PUBLIC WORKS
TYPICAL PRIVATE S10TORM DRAIN
SBedby:
8/13/20
DEPARTMENT
COLLECTION SYSTEM
ti
ayyr)ppn Pastucha
DATE
1 I RECORD DRAWINGS AS -BUILT
2 AS -BUILT PUNCHLIST COMMENTS DATED JUNE 1. 2022
NO.
REVISION
MTS 4/15/22 BJT SURVEYED:
MTS 6 21 22 BJT DESIGNED:
MTS
DRAWN:
KLB
CHECKED:
MTS
BY DATE APPR APPROVED:
BJT
UNDISTURBED
NATIVE VEGETATION
UNDISTUREED NATIVE SOIL
3"-4' ARBORIST WOOD CHIP MULCH,
SfF STD. PLAN 262-90
3"OF COMPOST I NCORPORATE➢
INTO 5" OF SITE SOIL (TOTAL
AMENDED DEPTH OF 9 5, FOR A
SETTLED DEPTH OF 87
SUBSOIL SCARIFIED 4' BELOW
COMPOST AMENOEDLAYER
(12" BELOW SOIL SURFACE)
T-4: ARBORIST
WOOD CHIP
MULCH, SEE STD.
PLAN 252-M
15" IMPQRTFID
TOPSOIL MIX
iCOMPACTED
DEPTH)
SUBSOIL I8
SCARIFIED 6'
BELOW IMPORTED
TOPSOIL MIX
PLANTING BED57UNDISTURBED UNDI$TURBED TURF (LAWN AREAS,
VEGETATION, SEE NOTE T SEE. NOTE 1
13RA55: $FED OR $00
UNDiST-URBED NATIVE SOIL
OPTION 1 - NO DISTURBANCE
PLANTING BEDS TURF' (LAWN} AREAS
�I{��li �i�Mkl�'1��►��I.i�M,Il;ifll�.lil� 4" GRASS: SEED OR SOD
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1. T5" OF COMPOST INCORPORATED INTO
6.25' OF SITE SOIL (TOTAL AMENDED DEPTH
OF 9.5-, FOR A SETTLED DEPTH OF B-)
SUBSOIL 51;ARIFIED 4' HELOW
COMPOST AMENDED LAYER
(12" BELOW SOIL SURFACE)
OPTIONS 2, 3, AND 4 - AMEND IN PLACE OR SITOCKPILE AND AMEND
PLANTING BEDS TURF IiAWN) AREAS
f=11 PUBLIC WORKS
DEPARTMENT
A. CLI:A"out. TyP.
� A
i CAP, AND YVHERE
II - CLEANOUT IS
T PAVEMENT; 11101114110 11
a - COVER PER IFOO A2a7
OR EQUIVALENT
CATCH BASIN -AREA DRAIN
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t' NrH -
• ( 46, BEND
a 5
.... �ERMANENT CAP OR CONNECT PIPE
PRIVATE. JOINT USE UTILITY WFM
#1 __
/� � as WYE
-. .- .., TEE, CRO.SS.OR l5" WYE A7 BENDS
11 k CLEAN -OUT WITH
1 PERMANENT CAP CLEA14OUT DETAIL
CATpi BA91N - AREA DRAIN
SECTION A-14
ALIGN PIPE TOPS- OR
PLACE ROOF DNAIN
HIGHER.
3'MIN. � �� VARIES
)
2,vmI FVVER rNER
COULEGTLIR LINE
TEMPORARY CAP ON END OF ROOF DRAIN STUB.
MARKED BY 7x4' STAKE
PLACE CLISAN CUT AT 3W MAX- SPACE, AT W BENDS. _'
EACH 2ND 45" BENC. SECTION W
PIPE ENDS
NOTE:
MIN PIPE S1U WO
PIPE MATERIALS ALLOWED: PVC, LINED CPE, TEMPLE WALL
P'DLYETWYLENE. DI IIF NEEDED FOR STRENOTH)-
Y_
O� TYPICAL PRIVATE ROOF DRAIN
PUBLIC WORKS
u 1}EYARTMENT COLLECTION SYSTEM
ivTO CROSS SECTION
0 1 8:
SCALE:
N/A
ONE INCH
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
VERTICAL: NAVD 1988
HORIZONTAL: NAD 1g83/1gg1
DATU M
M. PLAN - 225.10
MAkc11 : C008
CITY OF
RENTON
Planning/Building/Public Works Dept.
OPTION 5 - IMPORTED TOPSOIL
GRASS; SEED OR SOD
NOTES'
1. AREAS CF NO DISTURBANCE TO HE FENCED
AND EXI STING VEGETATION AND SOIL TD BE
PROTECTED FROM CONSTRUCTION IMPACTS.
0"IMPORTED
TOPSOIL MIX
(COMPACTED
GENERAL NOTES:
DEPTH)
1 TO MEASURE SETTLED DEPTH. WATERSOIL
-
SUFFICIENTLY TO FULLY SATURATE WITHOUT
CAUSING EROSION
SUBSOIL IS
2- COMPOST TD MEET STD- PLAN 262.613,
SCARIFIED 6"
BELOW IMP'DRTED
3. COMPACTION OF TOPSOIL (WHERE REQUIRED
TOPSOIL MIX
TO BE TO 654E OF STANDARD PROCTOR.
4. SEE CONSTRUCTION PLANS FOR SPECIFIC
PROJECT REQUIRSMENTS.
UNLESS OTHER WISE ROTE ❑, DRA W INC IS NOT TO WALE IN TS:
STE). PLAN - 264.00
PPP D;
SOIL AMENDMENT SECTIONS GptZ 9I2812418 I
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AS -BUILT ROAD AND DRAINAGE NOTES AND DETAILS
DATE
6/21 /22
W m
R I P O I N T E
FIELDT OK:
(425) 455-2900
15900 SE EASTGATE WAY. SUITE 300
PAGE.
PAGE.
DRAWING N0:
BELLEVUE, WA 98008
SHEET: ^^ oF: wC