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HomeMy WebLinkAboutWWP2703432.13.7 1 Q d z Q w a Z J U- z O U W PAY LIMIT TRENCH BACKFILL 5-0" FOR 8" & 4'-0" FOR 6" SEWER LINES 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. As —Built Note: 100% Select Backfill Was used for trench backfill PROPOSED 8" & 6" SEWER PIPE 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" & 6" SDR 35 PVC SEWER PIPES TYPICAL TRENCH BEDDING AND BACKFILL NOTES: 1. PROVIDE UNIFORM SUPPORT UNDER BARREL. 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. AS-BUILT February I I y 2009 AS -BUILT INFORMATION PROVIDED BY HARMSEN AND ASSOCIATES, INC. SIDE SEWERS ARE SHOWN IN THEIR AS -BUILT LOCATIONS AS —BUILT ASPHALT CONCRETE PAVEMENT 155th Avenue SE (SE 124th St to SE 128th ST): 3—inch HMA over 18" of 1-1/4" rock base over paving fabric. 155th Avenue SE (SE 124th St to SE 120th St): 3—inch HMA over 9" of 1-1/4 11 rock base over paving fabric. 156th Ave SE (SE 120th St to SE 128th St): 3—inch HMA over 18" of 1-1/4" rock base over paving fabric. SE 124th St (155th Ave SE to 156th Ave SE): 3—inch HMA over 9" of 1-1/4 31P rock base over paving fabric SAWCUT FINAL JOINT TYP. EACH SIDE HORN �� OF WgSy� ® o �p 23169 ��F S G / ST EXPIRES 8 21 09 12" TYP TRENCH (S DETAILS) PAY LIMI F T CH PAYMENT LIMIT OF PATCH ASPHALT CONCRETE PAVEMENT RESTORATION DETAIL N TS 2" OF 1 /2" HOT MIX A ALT 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. 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. SURVEYED: SCALE: DESIGNED: AS SHOWN JDH DRAWN: JDH ONE INCH CHECKED: AT FULL SCALE MAB IF NOT ONE INCH NO. REVISION BY DATE AP P R APPROVED: SCALE ACCORDINGLY LH VERTICAL NAVD 1988 HORIZONTAL: 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 SEGU EN CI N G 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. C TY 0E RENTON Planning/Building/Public Works Dept. S =343228 WHITE FENCE RANCH SANITARY SEWER EXTENSION DETAIL SHEET DATE: APRIL 2008 PAGE DRAWING NO: S-13 SHEET: OF: 11 5 ISI-13141A2 �Z z