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BREMERTON TOWNHOMES
A PORTION OF THE NE 1/4 & NW 1/4
SECTION 15, TOWNSHIP 23 N., RANGE 5 F,, W.M.
SANITARY SEWER NOTES AND SPECIFICATIONS
1. ALL WORK MATERIALS SHALL BE IN CONFORMANCE WITH THE
STANDARDS AND SPECIFICATION OF THE CITY OF RENTON UTILITY
DEPARTMENT AND THE LATEST EDITION OF THE WSDOT/APWA STANDARDS
AND SPECIFICATIONS.
2. ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH "STANDARD
SPECIFICATIONS FOR MUNICIPAL PUBLIC WORKS CONSTRUCTION" PREPARED
BY WASHINGTON STATE CHAPTER AMERICAN PUBLIC WORKS ASSOCIATION,
LATEST EDITION (APWA) AND CITY OF RENTON STANDARD SPECIFICATIONS.
3. ALL LOCATIONS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE AND
IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO VERIFY THE TRUE
AND CORRECT LOCATION SO AS TO AVOID DAMAGE OR DISTURBANCE.
4. CONTRACTOR IS SOLELY RESPONSIBLE FOR THE MEANS, METHODS AND
SEQUENCES OF CONSTRUCTION AND FOR THE SAFETY OF WORKERS AND
OTHERS ON THE CONSTRUCTION SITE.
5. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO OBTAIN
STREET USE AND ANY OTHER RELATED PERMITS PRIOR TO ANY
CONSTRUCTION.
6. PLANS APPROVED BY THE CITY OF RENTON, PUBLIC WORKS
DEPARTMENT SHALL TAKE PRECEDENCE OVER ALL OTHER PLANS.
7. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE
WHENEVER CONSTRUCTION IS IN PROGRESS.
8. THE CONTRACTOR SHALL PROVIDE THE CITY OF RENTON WITH AN
AS —BUILT DRAWING OF THE SANITARY SEWER SYSTEM, WHICH HAS BEEN
STAMPED AND SIGNED BY A LICENSED PROFESSIONAL ENGINEER OR
LICENSED PROFESSIONAL SURVEYOR.
9. BACKFILL SHALL BE PLACED EQUALLY ON BOTH SIDES OF THE PIPE IN
LAYERS WITH A LOOSE AVERAGE DEPTH OF 6 INCHES, MAXIMUM DEPTH
OF 8 INCHES, THOROUGHLY TAMPING EACH LAYER TO 95 PERCENT OF
MAXIMUM DENSITY. THESE COMPACTED LAYERS MUST EXTEND FOR ONE
PIPE DIAMETER ON EACH SIDE OF THE PIPE OR TO THE SIDE OF THE
TRENCH. MATERIALS TO COMPLETE THE FILL OVER PIPE SHALL BE THE
SAME AS DESCRIBED.
10. OPEN CUT ROAD CROSSINGS FOR UTILITY TRENCHES ON EXISTING
TRAVELED ROADWAY SHALL BE BACKFILLED WITH CRUSHED ROCK AND
MECHANICALLY COMPACTED. CUTS INTO THE EXISTING ASPHALT SHALL
BE NEATLINE CUT WITH SAW IN A CONTINUOUS LINE. A TEMPORARY MIX
PATCH MUST BE PLACED IMMEDIATELY AFTER BACKFILL AND COMPACTION.
A PERMANENT HOT MIX PATCH SHALL BE PLACED WITHIN 10 DAYS AND
SHALL BE PER CITY OF RENTON CURRENT STANDARDS.
11. DATUM SHALL BE CITY OF RENTON, 1988 NAVD.
12. ALL DISTURBED AREAS SHALL BE SEEDED AND MULCHED OR
OTHERWISE STABILIZED TO THE SATISFACTION OF THE DEPARTMENT FOR
THE PREVENTION OF ON -SITE EROSION AFTER THE COMPLETION OF
CONSTRUCTION.
13. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY
PREPARED FOUNDATION IN ACCORDANCE WITH SECTION 7 OF THE
CURRENT STATE OF WASHINGTON STANDARD SPECIFICATIONS 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. PIPE BEDDING
SHALL BE PEA GRAVEL 6 INCHES ABOVE AND BELOW THE PIPE.
14. SANITARY SEWER PIPE SHALL BE POLYVINYL CHLORIDE (PVC) RUBBER
GASKETED ASTM D 3034, SDR 35, OR DUCTILE IRON CLASS 50.
15. IN UNIMPROVED AREAS, MANHOLE TO EXTEND MINIMUM 6 INCHES AND
MAXIMUM 12 INCHES ABOVE FINISHED GRADE. IN PAVED AREA, COVER
MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING.
Oall 2 Working Days Before You Dig
- 800- 424111111111111111 5555
Utilities Underground Location Center
(ID,MT,ND,OR,WA)
CITY OF RENTON
APPROVAL FOR SITE CONSTRUCTION
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PROJECT: U120093
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38764
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CONCEPT ENGINEERING, INC.
455 Rainier Boulevard North
_ Issaquah, Washington 98027
_ (425) 392-8055 FAX (425) 392-0108
Copyright c 2012 C�"cept Engineering, Inc. All rights reserved.
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(SEWER MAIN TO PROPERTY LINE)
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VERTICAL: NAVD 1988
HORIZONTAL NAD 1983/1991
DATUM
CITY OF
RENTON
Planning/Building/Public Works Dept.
BREMERTON TOWNHOMES
SEWER PROFILES 2
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29+80 30+00
DATE:
7-31-12
FIELD800K:
PAGE:
DRAWING NO:
C-9.2
SHEET: 23 OF:
31+00 31+20
SEWER PROFILE STA. 29+80 to 31+20
HORIZONTAL SCALE: 1 "=20'
VERTICAL SCALE: 1 "=5'
SEWER PROFILE SSIIM #4 to SSMH #5
HORIZONTAL SCALE: 1 "=20'
VERTICAL SCALE: 1 "=5'
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