HomeMy WebLinkAboutS-205902SANITARY SEWER NOTES & SPECIFICATIONS
1. ALL WORK MATERIALS SHALL BE IN CONFCRMANCE WITH THE STANDA.RS
AND SPECIFIC TOI.S OF THE CITY OF RENTON UNTILITY DEPAR N'E�]T AND
THE LATEST EDITION OF THE ;°✓SDOT /APWA STANDARDS AND
SPECIFICATIONS.
2. THE HOURS Or WORK IN THE STREET RIGHT -OF -WAY SHA; SE
LIMITED TO 8:30 A. M. TO 3:30 P.M. ON WEEKDAYS UNLESS OTH- RW'1SE
APPROVED IN VR+ T I IG BY THE DEPARTMENT OF PUBLIC WORKS AT 235- 2620.
ALL STREET CLOSURES, PARTIAL OR FULL, SHALL BE APPROVED BY
THE DEPARTMENT OF PUBLIC WORKS 24 HOURS IN ADVANCE. THE POLICE
DEPARTMENT, FIRE DEPARTMENT, AND 911 SHALL BE NOTIFIED 24 HOURS
IN ADVANCE.
3. ALL CONSTRUCTION: SHALL BE IN ACCORDANCE WITH "STANDARD
SPECIF!CATiONS FOR MUNICIPAL PUBLIC VORKS CONSTRUCTION" PREPARED
BY WASHINGTON STATE CHAPTER AMERICAN PUBLIC WORKS ASSOCi4T16N,
LATEST EDITION (A.PWA) AND CITY OF RENTON STANDARD -SPECIFICATIONS.
4. ALL LOCATIONS OF =XiS+ING UTILITIES SHOWN ARE APPROXIMATE
AND IT SHALL BE 1HE CON'TRACTOR'S RESPONSIBILITY TO VERIFY THE
TRUE AND CORRECT LOCATION SO AS TO AVOID DAMAGE OR DISTLIRB.ANCE.
5. A PRECONSTRUCTION CONFERENCE AND A 24 HOUR NOTICE SHALL BE
REQUIRED PRIOR TO STA.RT114C NEW CONSTRUCTION. IT SHALL BE THE
CONTRACTOR'S RESPONSIBILITY TO SECURE ALL NECESSARY PERMITS PRIOR
TO STARTING CONSTRUCTION. INSPECTION WILL BE ACCOMPLISHED BY A
REPRESENTATIVE OF THE CITY OF RENTON). IT SHALL BE THE
CONTRACTOR'S RESPONSIBILITY TO NOTIFY THE UTILITY DEPARTMENT 24
HOURS IN ADVANCE OF BACKFILLING ALL CONSTRUCTION.
6. CONTRACTOR iS SOLELY RESPONSIBLE FOR THE MEANS, METHOD AND
SEQUENCES OF CONSTRUCTION AND FOR THE SAFETY OF JQRKERS AND
OTHERS ON THE CONSTRUCTION SITE
7. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO OBTAIN
STREET USE AND ANY OTHER RELATED PERMITS PRIOR TO ANY
CONSTRUCTION.
8. PLANS APPROVED BY THE CITY OF RENTON, PUBLIC WORKS
DEPARTMENT SHALL TAKE PRECEDENCE OVER ALL OTHER PLANS.
9. A COPY OF THESE APPROVED P"AiNS MUST BE ON THE JOB SITE
WHENEVER CONSTRUCTION IS IN PROGRESS.
10. THE CONTRACTOR SHAL, 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.
11. BACKFILL SHALL BE PLACED EQUALLY ON BOTH SIDES OF THE PIPE
IN LAYERS NITH A LOOSE AVERAGE DEPTH OF 6 INCHES, MAXIMUM DEPTH OF
8 INCHES, THOROUGHLY TAMPING EACH LAYER TO 95 PERCENT OF
MAXIMUM DENSITY. THESE CO %IPACTED 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.
12. 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
MEATLI14E CUT WITH SAW IN A C014TI14000S 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.
13. DATUM SHALL BE CITY OF RENTON, U.S.C. AND G.S.
14. 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.
15. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY
PREPARED FOUNDATION IN ACCORDANCE WITH SECTION 7- 02.3(1) OF THE
CURRENT STATE OF WASHINGTION STANDARD SPECIFICATIONS FOR ROAD AND
BRIDGE CONSTRUCTION. THIS SHALL !NCLUDE NECESSARY LEVELING OF
THE TRENCH BOTTOM OR THE TOP OF THE FOUNDATION MATERIAL AS WELL
AS PLACEMENT A14D COMPACTION OF RERQUIRED BEDDING MATERIAL TO
UNIFORM GRADE SO THAT THE ENTIRE LENGTH OF THE PIPE WILL BE
SUPPORTED 014 A UNIFORMLY DENSE UNYIELDING BASE. PIPE BEDDING
SHALL BE PEA GRAVEL 6" ABOVE AND BELOW THE P,PE.
16. SANITARY SEWER PIPE SHALL BE POLYVINYL CHLORIDE QPVC) RUBBER
GASKETED ASTM D 3034, SDR 35, OR DUCTILE IRON CLASS -0.
17. IN UNIMPROVED AREAS, MANHOLE TO EXTEND MINIMUM 6 INCH AND
MAXIMUM 18 INCH ABOVE FINISHED GRADE. IN PAVED AREA, COVER MUST
SLOPE IN ALL DIRECTIONS TO MATCH PAVING.
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STATION
SANITARY SEWER PROFILE
Fw A,4
REVISED AS -BUILT
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OiJAL E'
IEXPiRES
HORZ. - 1" = 20' RECOMMENDED
VERT. - 1" = 2' FOR APPROVAL
BY
i
4 R Y CM 0U 7A- //77.'
SUR4'EYING : ENGINEERING : PROJECT DEVELOPMENT
P= e Ciry Ca,
PER CITY OF RENTON
REVISION
RECOMMENDED
FOR APPROVAL
BY E o� l L 9ph1-
kdAir*c 4 nl;r -y
CITY OF RENTON
DEPARTMENT OF PUBL.TC WORKS
SUMMERWIND DIV. NO. 6
SANITARY SEWER NOTES /PROFILE
DESIGNED: DATE: 1 JUN 92 FILE NAME: 914 -1C
DRAWN: SRF 4- 103PR2
CHECKED: AMA SCALE: 1" = 20' FlE BOCK: PAGE
APPROVED: a _ " . . SHEET: 12 OF: 19