HomeMy WebLinkAboutS-365306PORTION OF NE 1/4 OF SEC 16, T 23 N, R 5 E., E.M.
SANITARY SEWER NOTES & SPECIFICATIONS
Sanitary Sewer Notes and Specifications
THESE NOTES SHALL APPEAR ON PROJECTS FOR THE SANITARY SEWER UTILITY.
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
contractor's 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 contractors 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 on 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
h P inspector. Cuts into the existing
otherwise approved b the Public Works ins
P
PP Y
with saw in a continuous line. A temporary asphalt shall be neatline cut t p y 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.
12. Datum shall be City of Renton, 1988 NAVD.
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.
7'
L
I
NOT TO SCALE
MANHOLE FRAME AND COVER
SEE STD. PLAN 401
ADJUSTMENT RINGS (2" MIN.)
SEE NOTE 6
MORTAR JOINT(S) (3/8" MIN.)
SEE NOTE 5
CONE (ECCENTRIC)
RUBBER GASKETED JOINTS IN
ACCORDANCE WITH ASTM C -443
STEPS - POLYPROPYLENE STEPS
SHALL BE INCLUDED
CONCRETE RISER BY PIPE INC.,
OR APPROVED EQUAL.
LADDER - POLYPROPYLENE
SHALL BE ATTACHED TO MANHOLE
MAX. PIPE SIZE - 'E'
CONCRETE SHELF
PRECAST BASE SECTION
OR CAST IN SHELF.
NOTES.
1. STEPS TO BE POLYPROPYLENE SAFETY STEPS.
2. STEPS ARE TO BE IN PLACE BEFORE MANHOLE SECTIONS ARE INSTALLED.
3. CASTING SHALL BE PER STD. PLAN 401.
4. MANHOLE SECTIONS TO BE OF REINFORCED PRECAST CONCRETE.
5. ALL JOINTS BETWEEN THE CONE, RISER RINGS, BRICKS AND CASTING SHALL BE GROUTED.
A BE ACCOMPLISHED WTH A COMBINATION OF
ADJUSTMENT OF THE CASTING TO GRADE SHALL 6.
ADJUSTMENT RINGS BRICKS RICKS SHALL BE STAGGERED TO CREATE A RUNNING
C KS AND MORTAR ONL .
V
F SHIMS PROHIBITED,
C INTERIOR BOND OR 1/2 BOND. THE USE O I_
7. SANITARY SEWER MANHOLES SHALL HAVE ALL L INTERIOR SURFACES, INCLUDING CHANNELING,
COATED (SEALED) MATH A HIGH SOLIDS URETHANE COATING; WASSER MC- AROSHIELD OR
COL
APPROVED EQUAL: COLOR OF COATING SHALL BE WHITE.
B. RUBBER GHEIGHTO JOINTS SHALL RE IN CONFORMANCE WITH E DIAMETER 0-443.
9. CHANNEL HEIGHT SHALL BE A MINIMUM OF 3US OF THE INSIDE DIAMETER OF THE LARGEST PIPE.
10. CONNECTIONS TO MANHOLE SHALL BE MADE USING GPK ADAPTOR, KOR -N -SEAL BOOTS OR
APPROVED EQUAL.
it. IN UNIMPROVED AREAS, MANHOLES SHALL EXTEND A MINIMUM OF AND A MAXIMUM OF 1
ABOVE FINISHED GRADE OR MUST HAVE A MINIMUM 2' DIAMETER COO AT RINGS POURED AT GRADE.
IN PAVED AREAS, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING.
PUBLIC WORKS STD PLAN - 4001
DEPARTMENT STANDARD SANITARY MANHOLE
SEPTEMBER 2011
PROPERTY LINE
'A'
I 'B'
'C'
'D'
I 'E'
48" MH
48"
6" MIN.
5 "MIN
24" MIN.
21" I.D.
54" MH
54"
B" MIN.
5.5" MIN.
24" MIN.
24" I.D.
60" MH
I 60"
e" MIN.
6" MIN.
42" MIN.
30" I.D.
NOTES.
1. STEPS TO BE POLYPROPYLENE SAFETY STEPS.
2. STEPS ARE TO BE IN PLACE BEFORE MANHOLE SECTIONS ARE INSTALLED.
3. CASTING SHALL BE PER STD. PLAN 401.
4. MANHOLE SECTIONS TO BE OF REINFORCED PRECAST CONCRETE.
5. ALL JOINTS BETWEEN THE CONE, RISER RINGS, BRICKS AND CASTING SHALL BE GROUTED.
A BE ACCOMPLISHED WTH A COMBINATION OF
ADJUSTMENT OF THE CASTING TO GRADE SHALL 6.
ADJUSTMENT RINGS BRICKS RICKS SHALL BE STAGGERED TO CREATE A RUNNING
C KS AND MORTAR ONL .
V
F SHIMS PROHIBITED,
C INTERIOR BOND OR 1/2 BOND. THE USE O I_
7. SANITARY SEWER MANHOLES SHALL HAVE ALL L INTERIOR SURFACES, INCLUDING CHANNELING,
COATED (SEALED) MATH A HIGH SOLIDS URETHANE COATING; WASSER MC- AROSHIELD OR
COL
APPROVED EQUAL: COLOR OF COATING SHALL BE WHITE.
B. RUBBER GHEIGHTO JOINTS SHALL RE IN CONFORMANCE WITH E DIAMETER 0-443.
9. CHANNEL HEIGHT SHALL BE A MINIMUM OF 3US OF THE INSIDE DIAMETER OF THE LARGEST PIPE.
10. CONNECTIONS TO MANHOLE SHALL BE MADE USING GPK ADAPTOR, KOR -N -SEAL BOOTS OR
APPROVED EQUAL.
it. IN UNIMPROVED AREAS, MANHOLES SHALL EXTEND A MINIMUM OF AND A MAXIMUM OF 1
ABOVE FINISHED GRADE OR MUST HAVE A MINIMUM 2' DIAMETER COO AT RINGS POURED AT GRADE.
IN PAVED AREAS, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING.
PUBLIC WORKS STD PLAN - 4001
DEPARTMENT STANDARD SANITARY MANHOLE
SEPTEMBER 2011
PROPERTY LINE
1:3:5 MIX
CONCRETE
BLOCKING
60" ALLOWABLE MAX.
FOR CAST IRON PIPE
OR DUCTILE IRON PIPE.
6" SIDE OUTLET TEE
6" MIN. MAIN
GONE R FM BLOCKING ANGLE
OF TEE AT MAIN OVER 25
ELEVATION
NOTE:
UNLESS OTHERWISE SHOWN ON PLAN, SIDE SEWER SHALL HAVE
A MINIMUM 2.5' COVER AT PROPERTY LINE OR 3 -5' LOWER
THAN THE LOWEST HOUSE ELEVATION. WHICHEVER IS LOWER.
61- 21 MM SLOPE
HORIZONTAL
R MAIN
TYPI AI SIDE SEWIE3 EI EVAT30N
PUBLIC WORKS STANDARD SIDE SEWER
DEPARTMENT INSTALLATION
(SEWER MAIN TO PROPERTY LINE)
STD. PI&N - 408.1
SEPTEMBER 2011
5- 365306
"AS— BUILT" NOTE:
"AS— BUILT" IS BASED ON A ACTUAL FIELD
SURVEY BY TOLIMA ENGINEERS AND
INFORMATION SUPPLIED BY CONTRACTOR.
RECOMMENDED
FOR APPROVAL
BY DATE
BY DATE
BY DATE
BY DATE
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DATE
UTURE
6" BUILDING SEWER PIPE ,I
BUILDING SEWER
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(WRAPPED
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CAST IRON RING k COVER
AROUND THE STUD AND
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(EAST JORDAN IRON WORKS EXTENDED TO THE TOP OF THE STUD.
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SPECIFY 'SEWER' ON UO,
SEE SID. PLAN 403.1 FOR
6° SDF SEWER AND BU nN. S R
INSTALLATION)
ACCEPTABLE PROCEDURES FOR SIDE SEWER CONNECTIONS TO MAIN
LINES ARE AS FOLLOWS:
A.
MTRIBED CLAY MAIN - CUT IN A NEW TEE USING FLEXIBLE
COUPNNGS (FERNCO OR APPROVED EQUAL).
B.
CONCRETE MAIN - CORE- DRILLED WITH A ROMAC SADDLE (OR
Q
APPROVED EWAL).
C.
PVC MAIN - CORE - DRILLED WITH A ROMAC SAOOLE (OR APPROVED
EQUAL) OR CUT IN A NEW ME USING RIGID COUPUNGS.
D.
DUCTILE IRON MAIN - CORE- DRILLED WTH A ROMAC SADDLE (OR
OJ
APPROVED EQUAL)
E.
MANHOLE CONNECTION - ALL CONNECTIONS TO MANHOLES SHALL BE
AT MANUFACTURED KNOCK -OUTS OR 71E
m
STRUCTJRE SHALL BE CORE- DRILLED.
1:3:5 MIX
CONCRETE
BLOCKING
60" ALLOWABLE MAX.
FOR CAST IRON PIPE
OR DUCTILE IRON PIPE.
6" SIDE OUTLET TEE
6" MIN. MAIN
GONE R FM BLOCKING ANGLE
OF TEE AT MAIN OVER 25
ELEVATION
NOTE:
UNLESS OTHERWISE SHOWN ON PLAN, SIDE SEWER SHALL HAVE
A MINIMUM 2.5' COVER AT PROPERTY LINE OR 3 -5' LOWER
THAN THE LOWEST HOUSE ELEVATION. WHICHEVER IS LOWER.
61- 21 MM SLOPE
HORIZONTAL
R MAIN
TYPI AI SIDE SEWIE3 EI EVAT30N
PUBLIC WORKS STANDARD SIDE SEWER
DEPARTMENT INSTALLATION
(SEWER MAIN TO PROPERTY LINE)
STD. PI&N - 408.1
SEPTEMBER 2011
5- 365306
"AS— BUILT" NOTE:
"AS— BUILT" IS BASED ON A ACTUAL FIELD
SURVEY BY TOLIMA ENGINEERS AND
INFORMATION SUPPLIED BY CONTRACTOR.
RECOMMENDED
FOR APPROVAL
BY DATE
BY DATE
BY DATE
BY DATE
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DATE
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