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HomeMy WebLinkAboutAB WWP2703804.pdf                                                  SE 165th STREET SANITARY SEWER EXTENSION SE 165th STREET SANITARY SEWER EXTENSION DATUM INTERSECTION OF SE 165th ST & 108th AVE SE MONUMENT IN CASE N = 169,032.05 E = 1,303,127.20 ELEV = 461.80 NAVD88 SE 165th ST (AKA S 28th ST) WEST OF HIGH AVE S MONUMENT IN CASE N = 169,018.52 E = 1,302,677.13 ELEV = 453.06 NAVD88 CONTACT INFORMATION CITY OF RENTON PROJECT MANAGER MICHAEL BENOIT (425) 430-7206 CITY OF RENTON WASTEWATER MANAGER DAVID CHRISTENSEN (425) 430-7212 CITY OF RENTON 1055 SOUTH GRADY WAY RENTON, WA 98057 DRAWING INDEX S-1 COVER, VICINITY MAP, INDEX OF DRAWINGS S-2 SEWER PLAN AND PROFILE S-3 MISCELLANEOUS DETAILS AND NOTES PROJECT WWP-27-03804 APRIL 2015 VICINITY MAP AS-BUILT1 MAB11/15 S-380404 5'     V J  5 6 4 ' ' 6  5 # 0 + 6 # 4 ;  5 ' 9 ' 4  ' : 6 ' 0 5 + 1 0 99 2 Ä   Ä      SE 165th STREET SANITARY SEWER EXTENSIONAS-BUILT1 MAB 11/15 S-380405                                                   1. HORIZONTAL DATUM IS BASED ON MONUMENTATION 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. 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. 8. RECONNECT EXISTING LIVE SIDE SEWER TO THE NEW SEWER MAIN USING "FERNCO" OR APPROVED EQUAL COUPLINGS AND APPROPRIATE PIPE FITTINGS. CAP / PLUG ABANDONED STUB NORTH SIDE OF EXCAVATION. THIS WORK SHALL BE INCIDENTAL TO THE SEWER MAIN LINE AND/OR MANHOLE INSTALLATION. SEE DETAIL FOR STREET RESTORATION REQUIREMENTS PROPOSED 6" OR 8" SEWER PIPE 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 PIPE ZONE MATERIAL PER SECTION 9-03.12(3) GRAVEL BACKFILL FOR PIPE ZONE BEDDING. PAY LIMIT TRENCH BACKFILL 1'-0" 6" 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. PAYMENT LIMIT OF PATCH TYP 12" 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. BACKFILL (SEE BEDDING/BACKFILL DETAIL) TRENCH (SEE DETAILS) PAY LIMIT OF TRENCH SAWCUT FINAL JOINT TYP. EACH SIDE 4" OF HMA (CLASS 12") PATCH PAVING SHALL BE DONE IN 2 - 2" LIFTS BACKFILL MATERIAL SHALL BE SELECT IMPORTED BACKFILL PER SECTION 9-03.19 (SELECT BACKFILL ) OF THE SPECIAL PROVISIONS NATIVE MATERIAL MAY BE USED AS BACKFILL IF SUITABLE AS APPROVED BY OWNER 6" OR 8" SDR 35 PVC SEWER PIPES TYPICAL TRENCH BEDDING AND BACKFILL ASPHALT CONCRETE PAVEMENT RESTORATION DETAIL CONSTRUCTION NOTES 6' `B' 1% 6-1/2" 12" (TYP) `A' 7' MIN. `C' 12" MAX. 6" `D' 24" MANHOLE NOTES: 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 JOINTS BETWEEN THE CONE, RISER RINGS, BRICKS AND CASTING SHALL BE GROUTED. 6. ADJUSTMENT OF THE CASTING TO GRADE SHALL BE ACCOMPLISHED WITH A COMBINATION OF ADJUSTMENT RINGS, BRICKS AND MORTAR ONLY. BRICKS SHALL BE STAGGERED TO CREATE A RUNNING BOND OR 1/2 BOND. THE USE OF SHIMS IS PROHIBITED. 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 OF 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. MANHOLE FRAME AND COVER SEE STD. PLAN 401 ADJUSTMENT RINGS (2" MIN.) SEE NOTE 6 CONE (ECCENTRIC) RUBBER GASKETED JOINTS IN ACCORDANCE WITH ASTM C-443 STEPS - POLYPROPYLENE STEPS SHALL BE INCLUDED CONCRETE RISER BY PIPE INC., OR APPROVED EQUAL. MAX. PIPE SIZE - `E' LADDER-POLYPROPYLENE SHALL BE ATTACHED TO MANHOLE CONCRETE SHELF PRECAST BASE SECTION OR CAST IN SHELF. MORTAR JOINT(S) (3/8" MIN.) SEE NOTE 5 EX. ASPH. CONC. PAVEMENT, TYP. 6" CSTC STANDARD SANITARY MANHOLE MANHOLE #1 CONNECTION OPTIONS OPTION A OPTION B INSTALL NEW MANHOLE ON EXISTING 8" PVC COUPLINGS AS REQUIRED INSTALL NEW MANHOLE EAST OF 8" PVC FITTINGS & COUPLINGS AS REQUIRED E X I S T 8 " P V C E X I S T 8 " P V C 45° WYE 8 X 8 X 8 8" - 22° BEND PERMANENT WATER TIGHT PLUG NEW 8" PVC NEW 8" PVC (SEE CONSTRUCTION SEQUENCE ON PLAN & PROFILE) SE 165th STREET SANITARY SEWER EXTENSION EXIST SIDE SEWER* EXIST SIDE SEWER* *APPROXIMATE LOCATION FOR RECONNECTING EXISTING SIDE SEWER AS-BUILT1 MAB11/15 S-380406