HomeMy WebLinkAboutS-352005SANITARY SEWER NOTES & SPECIFICATIONS
I ALL WORK MATERIALS SHALL BE IN CONFORMANCE WITH THE STANDARDS AND
SPECIFICATIONS OF THE CITY OF RENTON UTILITY DEPARTMENT AND THE LATEST EDITION
OF THE WSDOTIAPWA STANDARDS AND SPECIFICATIONS.
2 THE HOURS OF WORK IN THE STREET RIGHT OF WAY SHALL BE LIMITED TO 8:30 A.M. TO
3:30 P.M. ON WEEKDAYS UNLESS OTHERWISE APPROVED IN WRITING 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 SPECIFICATIONS FOR
MUNICIPAL PUBLIC WORKS CONSTRUCTION" PREPARED BY WASHINGTON STATE CHAPTER
AMERICAN PUBLIC WORKS ASSOCIATION. LATEST EDITION (APWA) AND CITY OF RENTON
STANDARD SPECIFICATIONS.
4 ALL LOCATIONS OF EXISTING UTILITIES SHOWN ARE APPROXIMATEANDIT SHALL BE THE
CONTRACTOR'S RESPONSIBILITY TO VERIFY THE TRUE AND CORRECT LOCATION SO AS TO
AVOID DAMAGE OR DISTURBANCE.
5 A PRECONSTRUCTION CONFERENCE AND A 24 -HOUR NOTICE SHALL BE REQUIRED PRIOR
TO STARTING NEW CONSTRUCTION. CONTRACTOR SHALL SECURE ALL NECESSARY
PERMITS PRIOR TO STARTING CONSTRUCTION. INSPECTION WILL BEACCOMPLISHED BYA
REPRESENTATIVE OF THE CITY OF RENTON. CONTRACTOR SHALL NOTIFY THE UTILITY
DEPARTMENT 24 HOURS IN ADVANCE OF BACKFILLING ALL CONSTRUCTION.
6 CONTRACTOR IS SOLELY RESPONSIBLE FOR THE MEANS, METHODS AND SEQUENCES OF
CONSTRUCTION AND FOR THE SAFETY OF WORKERS AND OTHERS ON THE
CONSTRUCTION SITE.
T CONTRACTOR SHALL 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 OVERALL OTHER PLANS.
9 A COPY OF THESE APPROVED PLANSMUST BE ON THE JOB SITE WHENEVER
CONSTRUCTION IS IN PROGRESS.
10 THE CONTRACTOR SHALL PROVIDE THE CITY OF RENTON WITH ANAS_BUILTDRAWINGOF
THE SANITARYSEWER SYSTEM WHICH HAS BEEN STAMPED AND SIGNED BYA LICENSED
PROFESSIONAL ENGINEER OR LICENSED PROFESSIONAL SURVEYOR.
11 BACKFILL SHALL BE PLACED EQUALLY ON BOTH SIDES OF THE PIPE IN LAYERS WITHA
LOOSEAVERAGE DEPTH OF 6INCHES, MAXIMUM DEPTH OF 8INCHES, 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
SAMEAS DESCRIBED.
12 OPEN CUT ROAD CROSSINGS FOR UTILITY TRENCHES ON EXISTING TRAVELED ROADWAY
SHALL BEBACKFILLED WITH CRUSHED ROCKAND MECHANICALLY COMPACTED. CUTS
INTO THE EXISTING ASPHALT SHALL BE NEATLfNE CUT WITH SAW IN A CONTINUOUS LINE.
A TEMPORARY MIX PATCH MUST BE PLACED IMMEDIATELYAFTER BACKFILL AND
COMPACTION. APERMANENT HOT MIX PATCH MALL BE PLACED WITHIN TEN DAYS AND
SHALL BE PER CITY OF RENTON CURRENT STANDARDS.
13 DATUM SHALL BE CITY OF RENTON, U. S. G. S.
14 ALL DISTURBED AREAS SHALL BE SEEDED AND MULCHED OR OTHERWISE STABILIZED TO
THE SATISFACTION OF THE DEPARTMENT OF PUBLIC WORKS FOR THE PREVENTION OF
ONSITE EROSION AFTER THE COMPLETION OF CONSTRUCTION.
15 ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERL Y PREPARED FOUNDATION
IN ACCORDANCE WITH SECTION 7 02.3(1) OF THE CURRENT STATE OF WASHINGTON
STANDARD SPECIFI CATIONS FOR ROAD AND BRIDGE CONSTRUCTION. THISSHALL
INCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE
FOUNDATION MATERIAL AS WELL AS PLACEMENT AND COMPACTION OR 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 "ABOVE AND BELOW THE PIPE.
16 SANITARY SEWER PIPE SHALL BE POLYVINYL CHLORIDE (PVC), RUBBER- GASKETED ASTM D
3034, SDR 35, OR DUCTILE IRON CLASS 50.
17 IN UNIMPROVED AREAS, MANHOLE SHALL EXTEND MINIMUM 6 -INCH AND MAXIMUM 18 4NCH
ABOVE FINISHED GRADE. IN PAVED AREAS, COVER SHALL SLOPE IN ALL DIRECTIONS TO
MATCH PAVING.
EROSION & SEDIMENT CONTROL NOTES
1 PRIOR TO ANY CONSTRUCTION OR DEVELOPMENTACTIVIT T, A PRECONSTRUCTION MEETING
SHALL BE HELD WITH THE CITY OF RENTON DEPARTMENT OF PUBLIC WORKS, DESIGN
ENGINEER.
2 ALL LIMITS OF CLEARING AND AREAS OF VEGETATION PRESERVA71ON PRESENTED ON THE
PLANS SHALL BE CLEARLY FLAGGED IN THE FIELD AND OBSERVED DURING CONSTRUCTION.
3 ALL REQUIRED SEDIMENT /EROSION CONTROL FACILITIES MUST BE CONSTRUCTED AND IN
OPERATION PRIOR TO LAND CLEARING AND /OR OTHER CONSTRUCTION TO INSURE THAT
SEDIMENT -LADEN WATER DOES NOT ENTER THE NATURAL DRAINAGE SYSTEM. ALL EROSION
AND SEDIMENT FACILITIES SHALL BE MAINTAINED IN A SATISFACTORY CONDITION UNTIL SUCH
TIME THAT CLEARING AND /OR CONSTRUCTION IS COMPLETED AND THE POTENTIAL FOR ONSITE
EROSION HAS PASSED, THE IMPLEMENTATION, MAINTENANCE, REPLACEMENTANDADDITIONS
TO EROSION /SEDIMENTATION CONTROL SYSTEMS SHALL BE THE RESPONSIBILITY OF THE
PERMITTEE.
4 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
PERMITTEE 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 PERMITTEE TO ADDRESS ANY NEW CONDITIONS THAT MAYBE CREATED BY THEIR
ACTIVITIES AND TO PROVIDE ADDITIONAL FACILITIES, OVER AND ABOVE MINIMUM
REQUIREMENTS, AS MAYBE NEEDED TO PROTECT ADJACENT PROPERTIES AND WATER
QUALITY OF THE RECEIVING DRAINAGE SYSTEM.
5 APPROVAL OF THIS PLAN IS FOR EROSION /SEDIMENTATION CONTROL ONLY. IT DOES NOT
CONSTITUTE AN APPROVAL OF STORM DRAINAGE DESIGN, SIZE OR LOCATION OF PIPES,
RESTRICTORS, CHANNELS, OR RETENTION FACILITIES.
6 DURING THE TIME PERIOD OF NOVEMBER 1 THROUGH MARCH 31, ALL PROJECT DISTURBED
SOIL AREAS GREATER THAN 5,000 SQUARE FEET, THAT ARE TO BE LEFT UNWORKED FOR MORE
THAN TWEL VE (12) HOURS, SHALL BE COVERED BY MULCH, SODDING, OR PLASTIC COVERING,
7 ALL DISTURBED AREAS WHICH HAS BEEN STRIPPED OF VEGETATION AND WHERE NO FURTHER
WORK IS ANTICIPATED FOR A PERIOD OF 30 DAYS OR MORE MUST BE IMMEDIATELY STABILIZED
WITH MULCHING, GRASS PLANTING OR OTHER APPROVED EROSION CONTROL TREATMENT
APPLICABLE TO THE TIME OF YEAR. GRASS SEEDING ALONE WILL BE ACCEPTABLE ONLY
DURING THE MONTHS OF APRIL THROUGH SEPTEMBER INCLUSIVE. SEEDING MAYPROCEED,
HOWEVER, WHENEVER IT IS IN THE INTEREST OF THE PERMITTEE, BUT MUST BEAUGMENTED
WITH MULCHING, NETTING, OR OTHER TREATMENT APPROVED BY THE CITY OF RENTON,
OUTSIDE THE SPECIFIED TIME PERIOD.
8 FOR ALL EROSION /SEDIMENTATION CONTROL PONDS WHERE THE DEAD STORAGE DEPTH
EXCEEDS 6 INCHES SIDE SLOPES SHALL BE NO STEEPER THAN 3:1 AND A MINIMUM OF 3 FEET
HIGH FENCE IS REQUIRED ALL AROUND,
9 A TEMPORARY GRAVEL CONSTRUCTION ENTRANCE PER STD DWG BR23 SHALL BE LOCATED AT
ALL POINTS OF VEHICULAR INGRESS AND EGRESS TO THE CONSTRUCTION SITE.
SANITARY SEWER EXTENSION
FOR HARDIP GILL PROPERTY
570, T23N, R5E
AS -BUILT
SHEET INDEX
SHE NAME
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2 SANITARY SEWER PLAN & PROFILE
3 STANDARD DETAILS
4 TOPOGRAPHIC SURVEY
CALL 48 HOURS
BEFORE YOU DIG
1- 800 - 424 -5555
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206- 380 -1141
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SURVEYOR:
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4610 — 200TH ST. S.W. SUITE A
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425 - 776 -2926
ENGINEER:
HAOZOUS ENGINEERING, P.S.
ROBERT DARROW, RE
13428 — 45TH COURT W
MUKILTEO, WA 98275
425 - 745 -5872
AS -BUILT
SHEET INDEX
SHE NAME
1 COVER SHEET & NOTES
2 SANITARY SEWER PLAN & PROFILE
3 STANDARD DETAILS
4 TOPOGRAPHIC SURVEY
CALL 48 HOURS
BEFORE YOU DIG
1- 800 - 424 -5555