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HomeMy WebLinkAboutS-343213►i Q a 0 a W a Z J U Z U J W PAY LIMIT TRENCH BACKFILL 5' -0" FOR 8" & 4' -0" FOR 6" SEWER LINES 1, _ 6,9 6" SEE DETAIL FOR STREET RESTORATION REQUIREMENTS SUBSEQUENT BACKFILL MATERIAL (NATIVE IF APPROVED BY ENGINEER) OR IMPORT PER SECTION 9 -03.19 (SELECT BACKFILL) OF THE SPECIAL PROVISIONS. FOR SEWER PIPE: PIPE ZONE MATERIAL PER SECTION 9- 03.12(3) GRAVEL BACKFILL FOR PIPE ZONE BEDDING. EXCAVATION OF UNSUITABLE SOIL AND BACKFILL OF FOUNDATION MATERIAL (IF NECESSARY) DEPTH AS APPROVED BY ENGINEER. MATERIAL SHALL MEET SECTION 9- 03.9(1) BALLAST 8" & 611 SDR 35 PVC SEWER PIPES TYPICAL TRENCH BEDDING AND BACKFILL NOTES: 2. HAND TAMP UNDER HAUNCHES. 3. COMPACT PIPE ZONE MATERIAL TO 90% 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 BACKFILL MATERIALS BEYOND PAY LIMIT OF TRENCH SHALL BE INCLUDED WITHIN THE TRENCH EXCAVATION SAFETY SYSTEMS BID ITEM. SAWCUT FINAL JOINT TYP. EACH SIDE riu v of WASy�S� �1 231699 lv� GIs ASS /ONAL ENG` EXPIRES 8/211/09 12" TYP TRENCH (SEE DETAILS) PAY LIMIT OF TRENCH PAYMENT LIMIT OF PATCH ASPHALT CONCRETE PAVEMENT RESTORATION DETAIL I NOTES: 2" OF 1/2" HOT MIX ASPHALT OVERLAY EXIST. ASPH. CONC. PAVEMENT, TYP. 3" OF 1" HOT MIX ASPHALT PATCH 6" CRUSHED SURFACING TOP COURSE BACKFILL (SEE BEDDING /BACKFILL DETAIL) 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. FINAL 2. THE • BE OF • r THE UNDISTURBED EDGE OF 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. SURVEYED: SCALE: AS SHOWN ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY VERTICAL: NAVD 1988 HORZONTAL- NAD 1983/1991 DATUM CONSTRUCTION NOTES 1. HORIZONTAL DATUM IS NAD '83 '91 BASED ON TERRESTRIAL TIES TO THE CITY OF RENTON CONTROL POINTS AS SHOWN ON THE RESPECTIVE PLAN SHEETS. VERTICAL DATUM IS NAVD '88 BASED ON CITY OF RENTON CONTROL POINTS AS SHOWN ON THE RESPECTIVE PLAN SHEETS. 2. UTILITY CROSSING LOCATIONS AND ELEVATIONS SHALL BE DETERMINED BY THE CONTRACTOR IN ADVANCE OF ANY CONSTRUCTION ACTIVITIES. 3. 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 CONFLICT OCCURS. 9. WHERE UTILITY PIPE LINE VERTICAL SEPARATION IS LESS THAN (1) ONE FOOT, INSERT ETHAFOAM HS 600 PLANK —FOAM BOARD OR EQUAL AS CLEARANCE SEPARATION. 10. A TRAFFIC CONTROL PLAN SHALL BE SUBMITTED TO THE ENGINEER FOR REVIEW AND APPROVAL PRIOR TO BEGINNING CONSTRUCTION. CONSTRUCTION SEQUENCING 1. THE SEWER WORK ON 155TH AVE SE FROM THE EXISTING MANHOLE ON SHEET 2 TO MH #3 ON SHEET 5 SHALL BE PERFORMED FIRST. CITY OF WHITE F NCH RENTON SANITARY SEWER EXTENSION APRIL 2008 j FlDODR AWNG N Planning /Building /Public Works Dept. S-13 DETAIL SHEET SHEET: OF: 13 15 ISI-131413121 I