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HomeMy WebLinkAboutWWP2703615.10LO C9 co N w- Q E z ll cn _D cz o n CU E. ED U cz Q EU- rr L (D Ell 0 0) c cz LIJ PAY LIMIT Tnrnlr+u o n nv�ll 1 SEE DETAIL FOR STREET RESTORATION REQUIREMENTS BACKFILL MATERIAL SHALL BE- 100% SELECT IMPORTED BACKFILL PER SECTION 9-03.19 (SELECT BACKFILL) OF THE SPECIAL PROVISIONS PROPOSED 12" & 8" SEINER- PIPE PIPE ZONE MATERIAL PER SECTION 9-03.12(4) GRAVEL BACKFILL FOR DRAINS OR PEA GRAVEL. EXCAVATION OF UNSUITABLE SOIL AND a BACKFILL OF FOUNDATION MATERIAL (IF NECESSARY) DEPTH AS APPROVED 4 4 L 4 BY ENGINEER. MATERIAL SHALL MEET-_ SECTION 9-03.9(1) BALLAST 12"-&-8�SDR-35--SEWER PIPES- TYPICAL TRENCH BEDDING AND BACKFILL AS -BUILT NOTE: - 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 UNEIS 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 ALL REPLACEMENT SEWER MAINS WERE INSTALLED USING HDPE PIPE WITH THE -PIPE -BURSTING METHOD. - 12" TYP TRENCH (SEE DETAILS) PAY LIMIT OF TRENCH - PAYMENT LIMIT OF PATCH ASPHALT CONCRETE PAVEMENT RESTORATION DETAIL CONSTRUCTION NOTES 1. HORIZONTAL DATUM IS BASED ON MONUMENTATION AS SHOWN ON THE RESPECTIVE PLAN SHEETS. VERTICAL DATUM 1S 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. PROVIDE AS -BUILT INFORMATION -SHOWING -ALL INVERT AND RIM ELEVATIONS OF MANHOLE AND SIDE SEWER VERTICAL AND HORIZONTAL LOCATIONS. 5. INSTALL SEWER MAIN AND SERVICES A MINIMUM 2' FROM PARALLEL GAS LINES WHERE CONFLICT OCCURS. 6. WHERE UTILITY PIPE LINE VERTICAL SEPARATION IS LESS THAN (1) ONE FOOT, INSERT ETHAFOAM HS 600 PLANK -FOAM BOARD OR EQUAL AS CLEARANCE SEPARATION-. 7. A TRAFFIC -CONTROL PLAN SHALL BE -SUBMITTED TO THE -ENGINEER FOR REVIEW AND APPROVAL PRIOR TO BEGINNING CONSTRUCTION. MA LE ADJU ENT RINGS S E "CRETEX PRO-5" O PROVED E L. (SEE NOT AS -BUILT NOTE: "CRETEX PRO -RING" ADJUSTMENT ao RING REQUIREMENT WAS DELETED FROM THE -CONTRACT. CONCRETE ADJUSTMENT RINGS WERE INSTALLED. EXIST. ASPH. CONC. PAVEMENT, TYP. 6" OF CLASS B ASPHALT CONCRETE PATCH PAVING SHALL BE DONE IN 2 3" LIFTS 6" CRUSHED SURFACING TOP COURSE BACKFILL (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 INCIDENTAL 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. N0. p 411 5411 1u 2411 12" D D p p a 611 54" SANITARY MANHOLE MANHOLE FRAME AND COVER PER DRAWING 401. 6" 4" MIN. TO f 12" MAX. 8"1 p v v 1. STEPS TO BE POLYPROPYLENE SAFETY STEPS. 2. STEPS ARE TO BE IN PLACE BEFORE MANHOLE -SECTIONS ARE INSTALLED. 3. CASTING SHALL BE PER STD. PLAN 401. 4. MANHOLE SECTIONS TO BE OF REINFORCED PRECAST- CONCRETE. 5. ALL MANHOLES SHALL HAVE FLAT TOPS (NO CONES). AR 11 IG�TICACnIT !'1C THE Inl�'+ Trl (�CAI'lC SHALL QC A!'�!'�r'1RA1"SI IC`L1C1'1 UTILIZING 17In1!'� 6. �STM GAS-T "GRETEX PRE) RING" MAN! ie[ E A t"1.II. ST11./I CNTRINGS OR PRE)VED EQUAL-.- n{ INSTAL AT1eSHALL BE PTRMANFAGTURERS REGl1R/f . 7. SANITARY SEWER MANHOLES SHALL HAVE ALL INTERIOR SURFACES, INCLUDING CHANNELING, COATED (SEALED) WITH A HIGH SOLIDS URETHANE COATING; WASSER MC-AROSHIELD OR APPROVED EQUAL; COLOR OF COATING SHALL BE WHITE. 8. RUBBER GASKETED JOINTS SHALL BE IN CONFORMANCE WITH ASTM C-443. 9 CHANNEL HEIGHT SHALL BE A MINIMUM OF 3/4 THE INSIDE DIAMETER OF THE LARGEST PIPE. 10. CONNECTIONS TO MANHOLE SHALL BE MADE USING GPK ADAPTOR, KOR-N-SEAL BOOTS OR APPROVED EQUAL. 11. IN UNIMPROVED AREAS, MANHOLES SHALL EXTEND A MINIMUM OF 6" AND A MAXIMUM OF 12" ABOVE FINISHED GRADE OR MUST HAVE A MINIMUM 2' DIAMETER CONCRETE RINGS POURED AT GRADE. IN PAVED AREAS, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. SURVEYED: PACE DESIGNED: JDH DRAWN: JDH CHECKED: DMC BY DATE APPR APPRovED: LH SCALE: REUSE EXISTING FRAME &COVER EXISTING PORTION OF MANHOLE SECTIONS TO BE REMOVED REMAINED :>N SECTIO<IN E WER HOLE. WITH 0 . ER/EXISTI AS-BUILT NOTE EX. 36" - UNABLE TO ADD NEWSECTIONS TO MANHOLE DUE TO EXISTING WATER - MAIN CONFLICT. LE = 189.72 (AS -BUILT) REMOVE UPPER PORTION OF EXISTING OUTSIDE DROP AND INSTALL NEW INSIDE DROP PER STD. PLAN 402.2- EX. 60" OR 54" DIA. ABANDON EXISTING OUTSIDE -DROP BY CONTRACTOR TO VERIFY FILLING WITH CDF OR PEA GRAVEL PRIOR TO CONSTRUCTION PLUG LOWER PORTION OF E = 179.54 EXISTING OUTSIDE DROP (AS -BUILT) WITHCONCRETE MANHOLE MODIFICATION INTERSECTION OF BAGLEY PL SW AND LANGSTON PL SW AS -BUILT SANITARY SEWER CONNETION NOTES 7:5'±. 1. WITHIN THE REPLACEMENT PORTION OF THE PROJECT, SIDE SEWER RECONNECTIONS WERE ACCOMPLISHED USING WELDED "TEES" TO THE NEW HDPE SEWER MAINS. 2. THE "CIPP FOR SEWER MAIN TO LATERAL REHABILITATION" PORTION OF THE PROJECT WAS DELETED FROM THE CONTRACT. 3. CONNECTIONS OF NEW SANITARY SEWERS TO EXISTING MANHOLES WERE ACCOMPLISHED USING SAND -COLLARS AND NON SHRINK EPDXY GROUT OR APPROVED EQUAL. S 36 n 4/A VERTICAL: NAVD 1988 IV �� T 0 HORIHORIZONTAL:NAD 1983/183/1991 � ML RENTON ONE INCH AT FULL SCALE Planning/Building/Public Works Dept. IF NOT ONE INCH SCALE ACCORDINGLY FIEL BOOK - PR 2012 EARLINGTON SEWER REPLACEMENT PAGE .DRAWING NO: Phase II s - 1 o SHEET: OF: 10 10 t f S 0 1 l 2 0