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HomeMy WebLinkAboutS-293914w zz U w 0 a iy 0 rn Cl) N N CL CONSTRUCTION NOTES 1. HORIZONTAL DATUM IS NAD '83 '91 BASED ON THE CITY OF RENTON CONTROL POINTS NUMBERS. POINT # 1333: 3" FLAT BRASS DISC WITH PUNCH MARK ON A CONCRETE POST MONUMENT AT THE CONSTRUCTED INTERSECTION OF S. 128TH ST. AND 84TH AVE S. NORTHING = 181187.15 EASTING = 1295739.96 POINT # 1853: TACK IN LEAD ON A 4 "X4" CONCRETE POST AT THE CONSTRUCTED INTERSECTION OF S. LANGSTON RD AND THOMAS AVE SW (84TH AVE S.) NORTHING = 178820.58 EASTING = 1295690.75 VERTICAL DATUM IS NAVD °88 BASED ON CITY OF RENTON CONTROL POINT # 1853, ELEVATION = 231.99', AT THE INTERSECTION OF THOMAS AVE SW AND SW LANGSTON RD. 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. MANHOLE CO- ORDINATES SHOWN 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. AS -BUILT INFORMATION SHALL SHOW ALL HORIZONTAL COORDINATES, INVERT AND RIM ELEVATIONS OF MANHOLES 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. NEW SIDE SEWERS SHALL HAVE A MINIMUM SLOPE OF 2% 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 /INSPECTOR. 11. A DETAILED TRAFFIC CONTROL PLAN SHALL BE SUBMITTED TO THE ENGINEER FOR REVIEW AND APPROVAL PRIOR TO BEGINNING CONSTRUCTION, 12. ALL TEMPORARY EASEMENT BOUNDARIES SHALL BE CLEARLY MARKED DURING CONSTRUCTION. 13. THE CONTRACTOR SHALL NOTIFY OLYMPIC PIPE LINE COMPANY A MINIMUM OF 48 HOURS PRIOR TO ANY WORK OCCURING WITHIN 10 FEET OF THEIR HIGH PRESSURE PETROLEUM PIPE LINE. REMOVE WET WELL LID AND TOP SLAB AND RESTORE TO MATCH EXISTING ROAD SHOULDER PLUG INLET AND OVERFLOW - PIPES WITH MIN. 2 FT OF CONCRETE WET WELL 8" CONC. BASE SLAB REMOVE ALL MECHANICAL AND ELECTRICAL EQUIPMENT FROM WET WELL AND PUMP VAULT AND FILL WELL AND VAULT WITH CDF, SAND OR OTHER CLEAN GRANULAR MATERIAL. 15" TO 6" SDR a a a a � a o a dd 4 a � 35 PVC SEWER o n PIPES TYPICAL 6" a a 0 TRENCH a o a o a a 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. 6. ALL TRENCHES SHALL BE BACKFILLED OR COVERED TO PREVENT ENTRY AT THE END OF EACH DAY. - REMOVE TOP 2 FEET OF PUMP VAULT AND RESTORE SURFACE TO MATCH EXISTING SHOULDER ABANDON EXISTING LIFT STATION NOT TO SCALE NO. PUMP VAULT NOTES: 1. DRILL A MINIMUM OF 6 - 2" HOLES THROUGH BOTTOM OF LIFT STATION WET WELL AND PUMP VAULT AND BASE SLAB. 2. FILL WET WELL AND PUMP VAULT WITH CDF, SAND OR OTHER CLEAN GRANULAR MATERIAL. RESTORE THE GROUND SURFACE TO MATCH EXISTING SHOULDER AREA. 3. PLUG ENDS OF INCOMING PIPE AND OVERFLOW PIPE WITH A MINIMUM OF 12° OF CONCRETE. Nifflwiff BY I DATE I APPR JDH DMC PAY LIMIT TRENCH BACKFILL 6' -0" FOR 15" TO 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. PROPOSED 15 " -6" SEWER PIPE �- FOR SEWER PIPE: PIPE ZONE MATERIAL PER SECTION 9- 03.12(3) GRAVEL BACKFILL FOR PIPE ZONE BEDDING. 12" TYP TRENCH (SEE DETAILS) FPAY LIMIT OF TRENCH PAYMENT LIMIT OF PATCH 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 ASPHALT CONCRETE PAVEMENT RESTORATION DETAIL NTS SAWCUT FINAL JOINT TYP. EACH SIDE �- EXIST. ASPH. GONG. PAVEMENT, TYP. 4" CL 'B' ASPHALT CONCRETE PATCH 6" CRUSHED SURFACING TOP COURSE BACKFILL (SEE BEDDING /BACKFILL DETAIL) NOTES: 1. ALL TRENCHES IN ROADWAY AREAS SHALL BE BACKFILLED AND TEMPORARILY PATCHED WITH ASPHALT 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. 5- 293914 EARLINGTON Flkl ➢BLd(: SANITARY SEWER INTERCEPTORoNo- Construction Details s¢r as: ab; s- 419391 q MC a a a a � a o a dd 4 a � a Q 4 a o a n a a a a a o n 1' -0" 6" a a 0 a o a o a a 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. PROPOSED 15 " -6" SEWER PIPE �- FOR SEWER PIPE: PIPE ZONE MATERIAL PER SECTION 9- 03.12(3) GRAVEL BACKFILL FOR PIPE ZONE BEDDING. 12" TYP TRENCH (SEE DETAILS) FPAY LIMIT OF TRENCH PAYMENT LIMIT OF PATCH 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 ASPHALT CONCRETE PAVEMENT RESTORATION DETAIL NTS SAWCUT FINAL JOINT TYP. EACH SIDE �- EXIST. ASPH. GONG. PAVEMENT, TYP. 4" CL 'B' ASPHALT CONCRETE PATCH 6" CRUSHED SURFACING TOP COURSE BACKFILL (SEE BEDDING /BACKFILL DETAIL) NOTES: 1. ALL TRENCHES IN ROADWAY AREAS SHALL BE BACKFILLED AND TEMPORARILY PATCHED WITH ASPHALT 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. 5- 293914 EARLINGTON Flkl ➢BLd(: SANITARY SEWER INTERCEPTORoNo- Construction Details s¢r as: ab; s- 419391 q MC