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6 IV
PAY LIMIT
TRENCH BACKFlLL
6' -0" FOR 18" TO 6" SEWER. LINES
AND 12" CPEP STORM PIPES
SEE DETAIL FOR STREET
RESTORATION REQUIREMENTS
EXIST. CRACK AND SEATED -•�-
CEMENT CONC. PAVEMENT, TYP.
SEE CONSTRUCTION NOTE 16.
SUBSEQUENT BACKFlLL MATERIAL
(NATIVE IF APPROVED BY ENGINEER)
OR IMPORT PER SECTION 9- 03.12(1)C
(SELECT BACKFlLL) OF THE SPECIAL PROVISIONS.
PROPOSED 18" -6" SEWER PIPE AND
12" CPEP STORM PIPE
FOR SEWER PIPE: PIPE ZONE MATERIAL PER SECTION
9 -03.16 BEDDING MATERIAL FOR
FLEXIBLE PIPE.
EXCAVATION OF UNSUITABLE SOIL AND
BACKFlLL OF FOUNDATION MATERIAL
(IF NECESSARY) DEPTH AS APPROVED
BY ENGINEER. MATERIAL SHALL MEET
SECTION 9- 03.9(1) BALLAST
18" TO 6" SDR 35 PVC SEWER PIPES
AND 12" CPEP STORM PIPES
TYPICAL TRENCH BEDDING AND BACKFlLL
NOTES;
1. PROVIDE UNIFORM SUPPORT UNDER BARREL.
2. HAND TAMP UNDER HAUNCHES.
3. COMPACT PIPE ZONE MATERIAL TO 907E MINIMUM DENSITY
EXCEPT DIRECTLY OVER PIPE WHERE COMPACTION WILL BE
HAND TAMP ONLY.
4. PIPE MUST BE ANCHORED IN SUCH A MANNER AS TO ENSURE
FLOW LINE IS MAINTAINED.
5. ALL EXCAVATION AND BEDDING AND BACKFlLL MATERIALS
BEYOND PAY LIMIT OF TRENCH SHALL BE INCLUDED WITHIN
THE TRENCH EXCAVATION SAFETY SYSTEMS BID ITEM.
REMOVE • e+.
AND CONE (OR FLAT TOP)
AND RESTORE PER ASPHALT
'. -•I
+� •�
CONCRETE •� •
0; VIM
_.- .- • -• -.-
:
•; •; +: +: •.
PIPE FILL MATERIAL
CmCRETE
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+:
PLUG
•I +I +I +I •_ 1 •� +I +I +�
;05 n - w - • - • - • • - • • • `-
RESTORE PER ASHPHALT
CONCRETE PAVEMENT
RESTORA710N DETAIL.
SELECT BACKFlLL
(DEPTH VARIES)
CONCRETE
PLUG
PIPE FILL. MATERIAL
ABANDON MANHOLE TYPICAL DETAIL
NOT TO SCALE
NOTES:
1. DRILL A MINNIMUM Of 6 - r HOLES IN BOTTOM
OF MANHOLE.
2. FILL MANHOLE WITH SELECT BACKFlLL PER
SECTION 9--03.12(1)Q RESTORE PER ASPPHALT
CONCRETE PAVEMENT RETORATM DETAIL
3. FILL ALL AND OUTOOM PIPES 07H AN
INERT MATERIAL BY THE 040111101 AND
PLC am OF PIPES NTH A Of 12"' W OONW IL
•sp•i*"
12"
TYP TRENCH
(SEE DETAILS)
PAY LIMIT OF TRENCH
PAYMENT LIMIT OF PATCH
ASPHALT CONCRETE PAVEMENT -
RESTORATION DETAIL
NTS
SAWMCUT FINAL JOINT
TYP. EACH SIDE
N- EXIST. ASPH. CONC. PAVEMENT, TYP.
2" CL 'B' ASPHALT CONCRETE PATCH
6" CL To ASPHALT CONCRETE PATCH
6" CRUSHED SURFACING TOP COURSE
BAgCFlLL
(SEE BEDDING/BACKFILL DETAIL)
NOTES:
1. ALL TRENCHES IN ROADWAY AREAS SHALL BE BACKFILLED AND PATCHED
PER SPECIAL PROVISION 5 -06.1 AT END OF EACH WORK DAY.
THIS WORK IS INCIDENTAL TO ALL TRENCH RESTORATION WORK.
2. THE FINAL SAWCUT JOINT SHALL BE A MINIMUM OF 1' BEYOND
THE UNDISTURBED EDGE OF THE TRENCH.
3. ALL ASPHALT PATCH AREA OUTSIDE OF PAY LIMIT SHOWN SHALL
BE CONSIDERED INCIDENTIAL TO OTHER ITEMS OF WORK.
4. ALL TEMPORARY PATCHES ON TRENCHES SHALL BE PERMANENTLY PATCHED
WITHIN (2) WEEKS OF COMPLETION OF WORK WITHIN THE ROADWAY AREA
UNLESS APPROVED BY THE ENGINEER.
R/W
REMOVE EXISTING SANITARY SEINER I I
MAIN AND /OR EXISTING MANHOLE I I EXISTING SEWER STUB
AS NECESSARY TO RECONNECT (COVE TO R/`W)
SIDE SEINER
PROPOSED a" SEWER STUB ExISTMNC SIDE
SEINER
a~. 4" REDUCER
BENDS AND nTl*=
(AS NEEDED)
\,.%-MAIN RUN SIZE X C TEE
I'v-
. 0a
LL 1
NOTES:
1. THE ENDS Of THE EXISTING SEWER MAIN SMALL
BE PLUGGED WITH A MONMUM OF 12" OF CONCRETE
AM THE REMAWMG EXISTING SEINER SHALL BE
FILLED WITH AN INERT MATERIAL APPROVED BY THE
ENGINEER.
18' IE NW • 277.4; -""
CONSTRUCTION NOTES
1. HORIZONTAL DATUM IS NAD '83 '91 BASED ON TERRESTRIAL TIES
TO THE CITY OF RENTON CONTROL POINTS &A S 14731
1843. 1121 AND 1878.
VERTICAL DATUM IS NAVD 088 BASED ON CITY OF RENTON
CONTROL POINTS 1843 AND 508.
2. UTILITY CROSSING LOCATIONS AND ELEVATIONS SHALL BE DETERMINED BY THE
CONTRACTOR IN ADVANCE OF ANY CONSTRUCTION ACTIVITIES.
I EXISTING PRIVATE IMPROVEMENTS SHALL BE TEMPORARILY RELOCATED AND
PERMANENTLY REPLACED TO ACCOMMODATE SERVICE CONSTRUCTION,
4. STATIONING SHOWN IN CENTERLINE OF ROADWAY OR SURVEY CONTROL LINES
AS DEFINED BY THE CONTROL POINTS.
5. ALL MANHOLES SHALL HAVE LOCKING LIDS.
6. SET ALL MANHOLE LIDS TO FINISHED GRADE.
7. PROVIDE AS -BUILT INFORMATION SHOWING ALL INVERT AND RIM ELEVATIONS
OF MANHOLE AND SIDE SEWER VERTICAL AND HORIZONTAL LOCATIONS.
8. INSTALL SEWER MAIN AND SERVICES A MINIMUM 2' FROM PARALLEL GAS LINES
WHERE CONFUCT OCCURS.
9. ALL RESIDENTIAL CEMENT CONCRETE DRIVEWAYS AND ALLEY APPROACHES SHALL BE 6"
THICK. ALL COMMERCIAL DRIVEWAYS SHALL BE 10" THICK.
(IN ACCORDANCE WITH STANDARD PLAN #F006. DRAWING #FR01 N).
10. REPLACE ALL DISTURBED CURB & GUTTERS IN ACCORDANCE WITH STANDARD
PLAN # FOOS, DRAWING # FRO5 AND STANDARD PLAN # F001 "CEMENT CONCRETE
CURB AND GUTTER."
11. REPLACE ALL DISTURBED SIDEWALK IN ACCORDANCE WITH STANDARD PLAN
# F007. DRAWING # FR02.
12. WHERE UTILITY PIPE LINE VERTICAL SEPARATION IS LESS THAN (1) ONE FOOT'.
INSERT ETHAFOAM HS 600 PLANK -FOAM BOARD OR EQUAL AS CLEARANCE
SEPARATION.
13. NEW SIDE SEWERS SHALL HAVE A MINIMUM SLOPE OF 2z FROM THE SEWER MAIN
TO THE ADJACENT PROPERTY LINE. SIDE SEWERS SHALL BE 6' DEEP AT
THE PROPERTY LINE OR AS DIRECTED BY THE ENGINEER/rNSPECTOR.
14. FOLLOWING TRANSFER OF SEWER FLOWS TO THE NEW SEWER MAIN, THE EXISTING
SEWER MAIN SHALL BE ABANDONED IN -PLACE BY FILLING WITH AN INERT MATERIAL
THAT WILL FILL ALL VOIDS AND PREVENT THE PIPES FROM COLLAPSE.
15. A DETAILED TRAFFIC CONTROL PLAN SHALL BE SUBMITTED TO THE ENGINEER FOR
REVIEW AND APPROVAL PRIOR TO BEGINNING CONSTRUCTION.
16. PRIOR TO THE EXISTING ASPHALT OVERLAY, THE ORIGINAL CEMENT CONCRETE
ROADWAY WAS CRACK AND SEATED AS PART OF A PREVIOUS PROJECT. THE
CRACK AND SEATED PORTION OF THE ROADWAY EXTENDS FROM STATION 31+00
TO STATION 73 +00.
is 1031TOIC?
NOTES
1. THE BEAVER SLIDE SHALL NOT EXTEND MORE
THAN HALFWAY THROUGH THE MANHOLE.
6-1a" IE SE • 279 -M
CHANNEL INVERT
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10=2V war� m RENTON SUNSET SEWER INTERCEPTOR = X00'`
PHASE II
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