HomeMy WebLinkAboutMarriot Residence Inn Plans 09CITY OF RENTON
STORMWATER DRAINAGE NOTES
1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRECONSTRUCTION MEETING MUST BE
HELD WITH THE CITY OF RENTON DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER.
2. ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH THE "1988 STANDARD SPECIFICATIONS FOR ROAD, BRIDGE
AND MUNICIPAL CONSTRUCTION" PREPARED BY WSDOT AND THE AMERICAN PUBLIC WORKS ASSOCIATIONS
(APWA), AS AMENDED BY THE CITY OF RENTON DEPARTMENT OF PUBLIC WORKS.
3. THE STORM DRAINAGE SYSTEM SHALL BE CONSTRUCTED ACCORDING TO THE APPROVED PLANS WHICH ARE
ON FILE IN THE DEPARTMENT OF PUBLIC WORKS. ANY DEVIATION FROM THE APPROVED PLANS WILL REQUIRE
WRITTEN APPROVAL FROM THE CITY OF RENTON DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER OR
STORM WATER UTR.ITY.
4. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS.
5. DATUM SHALL BE U.S.G.S UNLESS OTHERWISE APPROVED BY CITY OF RENTON DEPARTMENT OF PUBLIC WORKS.
REFERENCE BENCHMARK AND ELEVATION ARE NOTED ON THE PLANS.
6. 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.
7. ALL RETENTION/DETENTION FACILITIES MUST BE INSTALLED AND IN OPERATION PRIOR TO OR IN CONJUNCTION
WITH ALL CONSTRUCTION ACTIVITY UNLESS OTHERWISE APPROVED BY THE DEPARTMENT OF PUBLIC WORKS,
STORM WATER UTUTY.
8. GRASS SEED MAY BE APPLIED BY HYDROSEEDING. THE GRASS SEED MIXTURE, OTHER THAN CITY OF RENTON
APPROVED STANDARD MIXES, SHALL BE SUBMITTED BY A LANDSCAPE ARCHITECT AND APPROVED BY THE
DEPARTMENT OF PUBLIC WORKS, STORM WATER UTILITY.
9. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARE FOUNDATION IN ACCORDANCE WITH
SECTION 7-02.3(1) OF 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. ALL
TRENCH BACKFILL SHALL BE COMPACTED TO MINIMUM 95 PERCENT FOR PAVEMENT AND STRUCTURAL FILL
AND 90 PERCENT OTHERWISE PER ASTM D-1557-70. PEA GRAVEL BEDDING SHALL BE 6 INCHES AND OVER AND
UNDER PVC PIPE.
10. GALVANIZED STEEL PIPE AND ALUMINIZED STEEL PIPE FOR ALL DRAINAGE FACILITIES SHALL HAVE ASPHALT
TREATMENT # 1 OR BETTER INSIDE AND OUTSIDE.
11. STRUCTURES SHALL NOT BE PERMITTED WITHIN 10 FEET OF THE SPRING LINE OF ANY STORM DRAINAGE PIPE,
OR 15 FEET FROM THE TOP OF ANY CHANNEL BANK.
12. ALL CATCH BASIN GRATES SHALL BE DEPRESSED 0.10 FEET BELOW PAVEMENT LEVEL.
13. OPEN CUT ROAD CROSSINGS AND EXISTING PUBLIC RIGHT-OF-WAY WILL NOT BE ALLOWED UNLESS
SPECIFICALLY APPROVED BY CITY OF RENTON DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER.
14. ROCK FOR EROSION PROTECTION OF ROADSIDE DITCHES, WHERE REQUIRED, SHALL BE OF SOUND QUARRY ROCK
PLACED TO A DEPTH OF 1 FOOT AND MUST MEET THE FOLLOWING SPECIFICATIONS: 4 INCHES TO 8 INCHES/40
PERCENT TO 70 PERCENT PASSING; 2 INCHES TO 4 INCHES ROCK/30 PERCENT TO 40 PERCENT PASSING; AND -2
INCHES ROCK/10 PERCENT TO 20 PERCENT PASSING.
15. ALL BUILDING DOWNSPOUTS AND FOOTING DRAINS SHALL BE CONNECTED TO THE STORM DRAINAGE SYSTEM
UNLESS APPROVED BY THE DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER OR STORMWATER UTILITY. AN
ACCURATELY DIMENSIONED CERTIFIED AS -BUILT DRAWING OF THIS DRAINAGE SYSTEM WILL BE SUBMITTED
TO THE CITY OF RENTON UPON COMPLETION.
16. ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMIT 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.
17. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING ADEQUATE SAFEGUARD, SAFETY DEVICES,
PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER NEEDED ACTIONS TO PROTECT THE LIFT, HEALTH, AND
SAFETY OF THE PUBLIC, AND TO PROTECT PROPERTY IN CONNECTION WITH THE PERFORMANCE OF WORK
COVERED BY THE CONTRACT. ANY WORK WITHIN THE TRAVELED RIGHT-OF-WAY THAT MAY INTERRUPT
NORMAL TRAFFIC FLOW SHALL REOUIRE AN APPROVED TRAFFIC CONTROL PLAN BY THE TRAFFIC ENGINEERING
DIVISION OF THE DEPARTMENT OF PUBLIC WORKS. ALL SECTIONS OF THE WSDOT STANDARD SPECIFICATIONS
1-07.23, TRAFFIC CONTROL, SHALL APPLY.
18. SPECIAL DRAINAGE MEASURES WILL BE REQUIRED IF THE PROJECT LOCATION IS WITHIN THE AQUIFER
PROTECTION AREA.
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NOTES:
1. ALL STROKES TO
BE 3" WIDE.
2. PROVIDE TWO
COATS OF PAINT.
3. BLUE BACKGROUND
WITH WHITE SYMBOL.
4. LOCATE SYMBOL AT
CENTER OF STALL
WHERE SHOWN ON
SITE PLAN.
5. ONE SYMBOL FOR
EACH HANDICAP
PARKING SPACE.
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HANDICAP SYMBOL
NOT TO SCALE
ACCESSIBLE PARKING SIGN
LOCATE FACE OF CONCRETE
BLOCK FLUSH WITH EDGE OF
CONCRETE WALK.
4" WIDE F
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NOT TO SCALE
12"
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CONSTRUCTION NOTES AND DETAILS
STC iM DRAINAGE PIPE SPECIFICATKAS
ALL STORM DRAIN PIPE MAY BE CONSTRUCTED OF ONE OF THE FOLLOWING MATERIALS UNLESS
OTHERWISE SPECIFIED IN THE PLANS. ALL PIPE JOINTS MUST BE GASKETED WATERTIGHT AND
MUST BE OF THE SAME MATERIAL AS THE PIPE. ALL PIPE SHALL HAVE A MINIMUM COVER AS
SPECIFIED AND SHALL BE ADEQUATELY PROTECTED DURING CONSTRUCTION (REFER TO THE
MANUFACTURER'S RECOMMENDATIONS FOR MINIMUM COVER FOR HEAVY EQUIPMENT
LOADINGS).
A. DUCTILE IRON - 4 INCH THROUGH 14 INCH DIAMETER PIPE SHALL BE CLASS 52 AND 16-INCH
THROUGH 24-INCH DIAMETER PIPE SHALL BE CLASS 50, ALL IN ACCORDANCE WITH USA
STANDARD A-21.1 (AWWA C-51). ALL JOINTS SHALL BE PUSH -ON, MECHANICAL, OR
FLANGED (6-INCH MINIMUM COVER).
B. CONCRETE - 4 INCH THROUGH 18 INCH DIAMETER PIPE SHALL BE NON -REINFORCED, BELL AND
SPIGOT WITH RUBBER GASKET JOINTS, CONFORMING TO ASTM C-4 (CLASS 11). 21 INCH
THROUGH 36 INCH DIAMETER PIPE SHALL BE REINFORCED, BELL AND SPIGOT WITH RUBBER
GASKET JOINTS, CONFORMING TO ASTM C- 76 (2 FOOT MINIMUM COVER).
C. PVC - 4 INCH THROUGH 18 INCH DIAMETER PIPE, WITH 24-INCH TO 36-INCH OF COVER SHALL
BE IN ACCORDANCE WITH ASTM D3034 SDR 21. 4-INCH THROUGH 18-INCH DIAMETER PIPE,
WITH ASTM D3034 SDR 35 SHALL HAVE 36-INCH MINIMUM COVER. ALL JOINTS SHALL BE
PUSH -ON WITH RUBBER GASKETS. PVC STORM PIPE REQUIRES A.C. COLDS (I.E., CATCH
BASIN CONNECTION) OR KOR-N-SEAL CONCRETE BOOTS.
D. HELICAL CORRUGATED PLAIN ALUMINUM PIPE (CMP) - 6 INCH THROUGH 18 INCH DIAMETER
PIPE SHALL BE 16 GAUGE WITH 2 2/3 INCH X 1 /2 INCH CORRUGATIONS. 21 INCH THROUGH
36 INCH DIAMETER PIPE SHALL BE 14 GAUGE WITH 2 1 /3 INCH X 1 /2 INCH CORRUGATIONS.
REFER TO DETAILS IN THESE PLANS FOR ANY PIPES LARGER THAN 36 INCH DIAMETER. ALL
ALUMINIZED PIPE SHALL HAVE ASPHALT TREATMENT 1 COATING (2.0-FOOT MINIMUM
COVER).
E. HELICAL CORRUGATED STEEL PIPE (HCMP) - 6 INCH THROUGH 36 INCH SHALL BE 16 GAUGE
WITH 2 2/3 INCH X 1 /2 INCH CORRUGATIONS. ALL STEEL MATERIALS SHALL BE GALVANIZED
AND ASPHALT TREATMENT 1 COATED. REFER TO DETAILS IN THESE PLANS FOR ANY PIPES
LARGER THAN 36 INCHES IN DIAMETER (2.0-FOOT MINIMUM COVER).
F. CORRUGATED POLYETHELENE MEETING THE REQUIREMENTS OF AASHTO M-294, TYPE S. MINIMUM
PIPE DIAMETER SHALL BE 8". MAXIMUM PIPE DIAMETER SHALL BE 36" OR THE DIAMETER FOR
WHICH THE SUPPLIER HAS A JOINT CONFORMING TO ASTM D 3212, WHICHEVER IS LESS. JOINTS
SHALL BE CLASSIFIED AS "WATERTIGHT". WATERTIGHT JOINTS SHALL BE MADE WITH A SLEEVE
OR WITH A BELL SPIGOT AND SHALL CONFORM TO ASTM D 3212 (10.8 PSI) USING ELASTOMERIC
GASKETS CONFORMING TO ASTM F 477. GASKETED JOINTS SHALL BE LUBRICATED AS RECOMMENDED
BY THE PRODUCER DURING INSTALLATION. "SOILTIGHT" JOINTS SHALL NOT BE PERMITTED.
FITTINGS SHALL BE BLOW MOLDED, ROTATIONAL MOLDED, OR FACTORY WELDED. THERMOPLASTIC
PIPE FITTINGS SHALL MEET THE REQUIREMENTS SET FORTH IN AASHTO M 294.
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CURB AND GUTTER SECTION DRIVEWAY
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BRACE POSTS
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NOT TO SCALE
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BRACE POST
TOP RAIL
GREEN VINYL COATED, 9 GA.
CHAIN LINK FABRIC
STRETCHER BAR
SLOPE TOP OF FOOTING
TO DRAIN (TYP.)
TENSION WIRE
6
6" DEEP WASHED
NOTE:
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ALL FENCING MATERIALS MUST BE VINYL COATED.
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4" COMPACTED DEPTH
CRUSHED ROCK
12" MIN. SUBGRADE COMPACTED TO 95%
NOTE:
GEOTECHNICAL ENGINEER SHALL BE ONSITE DURING PLACEMENT
OF FILL TO VERIFY THAT COMPACTION MEETS MINIMUM REQUIREMENTS
FOR PAVEMENT SECTION.
TYPICAL CONCRETE PAVING SECTION
NOT TO SCALE
SEAL JOINT
SAWCUT PAV'T
12 OUTSIDE OF
TRENCH EDGES
SIDEWALK
DUMMY JOINT
PLANTING STRIP,
IFANY
FINISH GRADE
PATCH SURFACING TO
MEET AND MATCH EXISTING.
MINIMUM SECTION TO BE
3" A.C. PAV'T CL. B OVER
4" CRUSHED ROCK BASE
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//. STRUCTURAL FILL
MATERIAL COMPACTED
TO 95% OF MAX.
DENSITY
SUBGRADE OR STRUCTURAL
FILL MATERIAL COMPACTED
TO 90% OF MAX. DENSITY
GRAVEL BACKFILL FOR
PIPE BEDDING COMPACTED
TO 95% OF MAX. DENSITY
NOTES:
1. PROVIDE 4" SAND BLANKET BEDDING FOR RIGID PIPE
2. ALL TESTING OF BACKFILL AND COMPACTION SHALL BE
W CONFORMANCE WITH ASTM D-1557
PIPE BEDDING DETAIL
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