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HomeMy WebLinkAboutWWP2703363.4M Cfl M M N CL ►i r-/ r-1 / A7,� 7n-i- ELEV 42 INVERT 425. EXIST_8 WEST EL, ' 426.52f -V 426.52f EXIST 8" EAST "ER T 425.85f MAIN CHANNEL (E & S) N SHALL MATCH CROWNS W z SSMH #7 CHANNELIZATION NO SCALE SA WCUT EXISTING ASPHALT (TYP) WATER MAIN TRENCH BEDDING AND BACKFILL PAY LIMI T OF TRENCH 4' EXISTING ASPHALT THICKNESS VARIES WA TER MAIN TRENCH ONL Y NOTES: 8" HMA CLASS 112" PG 64-22 6" CRUSHED SURFA CING TOP COURSE PAY LIMIT TRENCH BACKFILL 6'-0" FOR 12" SANITARY SEWER LINES 4'-0 FOR ALL WATER MAINS 1'-0" 6" f e� A IA//'\/ /T r\/1!'•T/A//'\ A t—f-%I / A / T T\/r%N WATER MAIN TRENCH BEDDING AND BACKFILL PAY LIMIT OF TRENCH 4' EXISTING ASPHALT THICKNESS VARIES 1. ALL TRENCHES IN ROADWAY AREAS SHALL BE BACKFILLED AND PATCHED PER SPECIAL PROVISION 5-06.1 AT END OF EACH WORKDAY. THIS WORK IS INCIDENTAL TO ALL TRENCH RESTORATION WORK. 2. THE JOINTS FOR FINAL PATCHES SHALL BE A MINIMUM OF 1' BEYOND THE UNDISTURBED EDGE OF THE TRENCH. JOINTS SHALL BE SAW CUT AS DESCRIBED IN THE PATCH DETAILS UNLESS APPROVED BY THE ENGINEER. 3. ALL TEMPORARY PATCHES ON UTILITY TRENCHES SHALL BE PERMANENTLY PATCHED WITHIN TWO (2) WEEKS OF COMPLETION OF THE INSTALLATION OF THAT UTILITY WORK UNLESS APPROVED BY THE ENGINEER. THE ENGINEER WILL ALLOW PORTIONS OF TEMPORARY PATCHES TO REMAIN WHERE ADDITIONAL TRENCHING WILL BE REQUIRED FOR ANOTHER UTILITY. 4. THE FINAL PATCH SHALL BE 8" HMA CLASS 1 /2" PG 64-22. 5. ALL ASPHALT PATCH AREA OUTSIDE OF PAY LIMIT SHOWN SHALL BE CONSIDERED INCIDENTAL TO OTHER ITEMS OF WORK. 6. ASPHALT PATCH CONFIGURATION AT 8TH AND 10TH SHALL BE DETERMINED IN THE FIELD BY THE ENGINEER BASED UPON TRENCH LIMITS. SEE DETAIL FOR ASPHALT CONCRET PAVEMENT RESTORA TION REQUIREMENTS BACKFILL MATERIAL NA TI VE IF APPROVED BY ENGINEER OR IMPORT PER SECTION 9— 03.19 (SELECT BACKFILL) OF THE SPECIAL PRO VISIONS. PROPOSED 12" SEWER PIPE PROPOSED 16 " WATER PIPE FOR SEWER PIPE. PIPE ZONE MATERIAL PER SECTION 1. PROVIDE UNIFORM SUPPORT UNDER BARREL. 2. HAND TAMP UNDER HAUNCHES. 3. COMPACT PIPE ZONE MATERIAL TO 907- MINIMUM DENSITY EXCEPT DIRECTLY OVER PIPE WHERE COMPACTION WILL BE HAND TAMP ONL Y. 4. PIPE MUST BE ANCHORED IN SUCH A MANNER AS TO ENSURE FLOW LINE IS MAINTAINED. 5. ALL EXCA VA TION AND BEDDING AND BACKFILL MATERIALS BEYOND PAY LIMIT OF TRENCH SHALL BE INCLUDED WITHIN THE TRENCH EXCA VA TION SAFETY SYSTEMS BID I TEM. 9-03.12(3) GRAVEL BACKFILL FOR PIPE ZONE BEDDING. FOR WATER PIPE. PIPE ZONE MATERIAL SHALL BE NATIVE MATERIAL UNLESS DEEMED UNSUITABLE BY THE ENGINEER, THEN BANK RUN GRA VEL FOR TRENCH BACKFILL PER SECTION 9-03.19. SANI TAR Y SEWER AND WA TER PIPES TYPICAL TRENCH BEDDING AND BACKFILL EXCA VA TION OF UNSUITABLE SOIL AND BACKFILL OF FOUNDATION MATERIAL (IF NECESSARY) DEPTH AS APPROVED BY ENGINEER. MATERIAL SHALL MEET SECTION 9-03.9(1) BALLAST 5'f SEWER MAIN TRENCH BEDDING AND BACKFILL PAY LIMIT OF TRENCH 6' PARALLEL WA TER AND SEWER MAIN TRENCHS REVISION (MA iS 112 » i 4-22 3HED ING TOP EE ASPHAL T CONCRETE PA VEMEN T RESTORA TION DETAILS N TS SugVErm: DROM: MAB cHwxm: JDH BY DATE APPR Mc AG NTS ONE W CH AT FULL SCALE E: HOT OW INCH SCALE ACCORDNGLY ,. T ­,.,-.T,. , , . , EXISTING WA TER 4'± SEWER MAIN MAIN TRENCH PATCH TRENCH BEDDING AND BACKFILL PAY LIMIT OF TRENCH 6' SEWER MAIN TRENCH ONLY S-336304 EXPIRES 8/21 /09 AA i 112" 4-22 'ED G 'SE DAM,,,, � ;gw/,gg, 08-14-07 •. �- CITY OF D U V A L L A V E NE RUDBOM RENTON WATER/ SEWER PROJECT MIMW. 7DA U"M)� Planning/Building/Public Works Dept. MISCELLANIOUS DETAILS S-3363 \ 11 1 I_ OF1 31316130--4 CD 0 0 W