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TOP OF STEEP SLOPE
10' STEEP SLOPE
SETBACK
GRAPHIC SCALE
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( IN FEET )
1 inch = 20 fL
SANITARY SEWER NOTES & SPECIFICATIONS
1. ALL WORK MATERIALS SHALL BE IN CONFORMANCE WITH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF
RENTON AND THE LATEST EDITION OF THE WSDOT /APWA 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 TRANSPORTATION DIVISION AT (425) 277 -6222.
ALL STREET CLOSURES, PARTIAL OR FULL, SHALL BE APPROVED BY THE TRANSPORTATION DIVISION 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 APPROXIMATE AND IT SHALL BE THE CONTRACTOR'S
RESPONSIBILITY TO VERIFY THE TRUE AND CORRECT LOCATION SO AS TO AVOID DAMAGE OR DISTURBANCE.
5. 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 CITY INSPECTOR 24 HOURS IN ADVANCE OF
BACK FILLING 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.
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, DEVELOPMENT SERVICES DIVISION, SHALL TAKE PRECEDENCE OVER
ALL OTHER PLANS.
9. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS.
10. 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.
11. 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.
12. OPEN CUT ROAD CROSSINGS FOR UTILITY TRENCHES ON EXISTING TRAVELED ROADWAY SHALL BE BACK FILLED
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 2 +00
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 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.
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 TO EXTEND A MINIMUM OF 6 INCHES AND A MAXIMUM OF 18 INCHES ABOVE
FINISHED GRADE. IN PAVED AREA, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING.
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IE =165.17
NOTES:
SEWER GRINDER PUMP #7
RE =175.43
IE= 170.60
1) SEE SHEET C4.1 FOR GRINDER PUMP SYSTEM NOTES. DETAILS, MATERIALS, AND
INSTALLATION NOTES.
2) PROVIDE SPECIALLY RATED TRAFFIC LIDS FOR GRINDER PUMPS LOCATED WITHIN PAVED
TRAFFIC AREAS.
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SEWER GRINDER PUMP #7
SEWER GRINDER PUMP #8 IE= 170.60
IE= 165.17
3+00
F1(31 L 2.'0.11
GRAPHIC SCALE
0 10 20
( IN FEET )
1 inch = 20 tt
EXISTING
GROUND
RE =195.83 IE =191.20 SEWER GRINDER PUMP #1
IE= 191.00 RE= 203.50
IE =198.67
so so
CIO
SEE
SEWER GRINDER PUMP #5
IE= 182.17
SEWER GRINDER
PUMP #6
IE= 175.67
4+00
PROPOSED DRIVEWAY CENTERLINE
. FR .
0�2
?VC SCH 40 FORCEMAIW
281LF 2
SEWER GRINDER PUMP #4
IE= 184.70
SEWER GRINDER
PUMP #3
IE =191.0
5+00
S -3 ?3001
-209.4
PR RE LINE
CONNECTION.
IL SHEET C5.0.
IE (6 ")- 206.36
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SEWER GRINDER PUMP #1
IE= 198.67
SEWER GRINDER
PUMP #2
IE =191.2
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01 /19/06
CONCEPT ENGINEERING, INC.
j 455 Rainier Boulevard North
Issaquah. Washington 9802-
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SSMH #1 - RIM 209.35
EXSITWIG 8 "MMN IE- 205.56.
40 LF 6" PVC
O 0.02 FT /FT
SSCO
RIM -209.4
PRESSURE LINE
CONNECTION.
SEE DETAIL SHEET C5.0.
IE (6 ")- 206.36
6 +00
170
150
6+33.82
ALL WORK SHALL COMPLY WITH CITY OF RENTON
STANDARD PLANS FOR ROAD, BRIDGE AND MUNICIPAL
CONSTRUCTION, LATEST EDITION.
CITY OF RENTON
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SEWER GRINDER PUMP #1
IE= 198.67
SEWER GRINDER
PUMP #2
IE =191.2
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01 /19/06
CONCEPT ENGINEERING, INC.
j 455 Rainier Boulevard North
Issaquah. Washington 9802-
_y
1A
SSMH #1 - RIM 209.35
EXSITWIG 8 "MMN IE- 205.56.
40 LF 6" PVC
O 0.02 FT /FT
SSCO
RIM -209.4
PRESSURE LINE
CONNECTION.
SEE DETAIL SHEET C5.0.
IE (6 ")- 206.36
6 +00
170
150
6+33.82
ALL WORK SHALL COMPLY WITH CITY OF RENTON
STANDARD PLANS FOR ROAD, BRIDGE AND MUNICIPAL
CONSTRUCTION, LATEST EDITION.
CITY OF RENTON
APPROVAL FOR SITE CONSTRUCTION
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