HomeMy WebLinkAboutWWP2703596.1NW 1/4 OF SEC. 13, TWP. 23N, RGE. 5E, W.M., KING COUNTY, WA
GOVERNING AGENCIES
I SEWER
CITY OF RENTON
I 1055 S. GRADY WAY
RENTON, WA 98057
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CONTACT. ARNETA HENNINGER
PHONE: (425) 430-7298
I,
GRAPHIC SCALE
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`; I 30 0 25 30 100 200
EXISTING DRAINFIELD TO BE
Id I -' DECOMMISSIONED DURING PHASE 2.
CONTRACTOR TO OBTAIN SEPARATE PERMIT
�1 IN FEET 1 FROM KING COUNTY HEALTH DEPT.
11WO
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TERRAFORMA
DESIGN GROUP, INC.
CIVIL ENGINEERING & LANDSCAPE ARCHITECTURE
_ 5027 51st Avenue SW Seattle WA 98136
phone 206.923.0590
41F webefte www.terraformadesigngroup.com
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TONAL
3/ 16/ 11
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TDG JOB# —
10006 NO.
OVERALL SEWER PLAN
REVISED PER CITY COMMENTS
PERMIT SUBMITTAL
REVISION
SURVEYED:
PAD
DESIGNED: PAD
PAD 3 16 11 PAD ':
PAD
PAD 1 25 11 PAD CHECKED: PAD
BY DATET APPR APP:
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VERTICAL: NAVD 19BB
1 50' HORIZONTAL NAD 1983/1991
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ONE INCH DATU M
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
SHEET INDEX - SEWER
C6.1 SEWER COVER SHEET
C6.2 SEWER PLAN
C6.3 SEWER PROFILES
C6.4 STANDARD SEWER DETAILS
359601
�s CITY OF
RENTON
Planning/Building/Public Works Dept.
VICINITY MAP
SCALE: N.T.S.
PROJECT TEAM
CIVIL ENGINEER
TERRAFORMA DESIGN GROUP, INC.
5027 51ST AVENUE SW
SEATTLE, WA 98136
CONTACT: PEDRO DEGUZMAN, PE
PHONE: (206) 923-0590
EMAIL: pedro®nwlink.com
APPLICANT / OWNER / DEVELOPER
ISSAQUAH SCHOOL DISTRICT
565 NW HOLLY STREET
ISSAQUAH, WA 98027
CONTACT: STEVE CRAWFORD, (425) 837-7041
CONTACT. MIKE ARCHER, (425) 837-7040
SEWER CONSTRUCTION GENERAL NOTES
1. ALL WORK AND WORK MATERIAL SHALL BE IN CONFORMANCE WITH THE
STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON
PLANNING/BUILDING/PUBLIC WORKS DEPARTMENT AND THE LATEST EDITION OF
THE WSDOT/APWA STANDARDS AND SPECIFICATIONS, AS APPROVED AND MODIFIED
BY THE CITY OF RENTON IN THE RENTON STANDARD PLANS & SPECIFICATIONS. A
SET OF APPROVED PLANS SHALL BE KEPT ON SITE AT ALL TIMES DURING
CONSTRUCTION.
2. THE HOURS OF WORK IN THE STREET RIGHT OF WAY SHALL BE PER CITY
SPECIFICATIONS ON WEEKDAYS UNLESS OTHERWISE APPROVED IN WRITING BY THE
PLANNING/BUILDING/PUBLIC WORKS DEPARTMENT. AN APPROVED TRAFFIC
CONTROL PLAN MUST BE OBTAINED PRIOR TO BEGINNING ANY WORK WITHIN
PUBLIC RIGHT OF WAY.
3. ALL LOCATIONS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE AND IT SHALL
BE THE CONTRACTORS RESPONSIBILITY TO VERIFY THE TRUE AND CORRECT
LOCATION SO AS TO AVOID DAMAGE OR DISTURBANCE.
4. A PRE —CONSTRUCTION CONFERENCE AND A 24 HOUR NOTICE SHALL BE REQUIRED
PRIOR TO STARTING 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 PUBLIC WORKS INSPECTOR 24 HOURS IN ADVANCE OF BACKFILLING
ALL CONSTRUCTION.
5. CONTRACTOR IS SOLELY RESPONSIBLE FOR THE MEANS, METHODS AND
SEQUENCES OF CONSTRUCTION AND FOR THE SAFETY OF WORKERS AND OTHERS
ON THE CONSTRUCTION SITE.
6. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO OBTAIN STREET USE
AND ANY OTHER RELATED PERMITS PRIOR TO ANY CONSTRUCTION.
7. PLANS APPROVED BY THE CITY OF RENTON, PUBLIC WORKS DEPARTMENT SHALL
TAKE PRECEDENCE OVER ALL OTHER PLANS.
8. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER
CONSTRUCTION IS IN PROGRESS.
9. 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.
10. 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.
11. OPEN CUT ROAD CROSSINGS FOR UTILITY TRENCHES ON EXISTING TRAVELED
ROADWAY SHALL BE BACKFILLED WITH CRUSHED ROCK AND MECHANICALLY
COMPACTED UNLESS OTHERWISE APPROVED BY THE CITY.
12. DATUM FOR VERTICAL CONTROL SHALL BE NORTH AMERICAN VERTICAL DATUM
1988 METERS, AND FOR HORIZONTAL CONTROL SHALL BE NORTH AMERICAN
DATUM 1983/1991 METERS UNLESS OTHERWISE APPROVED BY THE CITY OF
RENTON PUBLIC WORKS DEPARTMENT. REFERENCE BENCHMARK AND ELEVATIONS
ARE NOTED ON THE PLANS.
13. 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.
14. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED
FOUNDATION IN ACCORDANCE WITH THE STANDARDS AND SPECIFICATIONS OF THE
CITY OF RENTON PLANNING/BUILDING/PUBLIC WORKS DEPARTMENT AND THE
LATEST EDITION OF THE WSDOT/APWA STANDARDS AND SPECIFICATIONS, AS
APPROVED AND MODIFIED BY THE CITY OF RENTON IN THE RENTON STANDARD
PLANS & SPECIFICATIONS. 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.
15. SANITARY SEWER PIPE SHALL BE POLYVINYL CHLORIDE (PVC) RUBBER GASKETED
ASTM D 3034, SDR 35, OR DUCTILE IRON CLASS 50, UNLESS OTHERWISE
APPROVED BY THE WASTEWATER UTILITY.
16. IN UNIMPROVED AREAS, MANHOLE TO EXTEND MINIMUM 6 INCHES AND MAXIMUM
12 INCHES ABOVE FINISHED GRADE OR MUST HAVE MINIMUM 2" DIAMETER
CONCRETE RING POURED AT GRADE. IN PAVED AREA, COVER MUST SLOPE IN ALL
DIRECTIONS TO MATCH PAVING.
DATE:
BRIARWOOD ELEMENTARY SCHOOL 1/25/1 >
for FIELDBOOK:
ISSAQUAH SCHOOL DISTRICT DACE
DRAwIND No:
17020 SE 134th Street, Renton, WA 98059 C6 •
SEWER COVER SHEET SHEET: OF: A