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HomeMy WebLinkAboutD-3570640 LO m M 1` N a HMA OVERLAY. SEE DWGS C13 AND C14 FOR EXTENTS TRENCH PATCH AREA AND BEYOND SHALL HAVE 2" DEPTH GRINDING PRIOR TO OVERLAY MAX PAY LIMIT FOR TRENCH PERMANENT PATCH MAX DISTURBED ROAD SUBGRADE AREA WITHIN ROADWAY ALLOWED FOR TRENCH WORK 6" HMA CLASS 1/2" 2" OVERLAY 1 F HMA CLASS 1/2" r 6" CSTC EXISTING PAVEMENT) — — — t _ _ _ SAWCUT EXISTING PAVEMENT SAWCUT 2' _0" — — - 2'-0" 1'-0" MAX - — MAX - _ - SUBGRADE SELECT IMPORTED TRENCH BACKFILL IN — — — — ACCORDANCE WITH STANDARD - - - - — - - - SPECIFICATIONS SECTION 9-03.14(1) PIPE ZONE BEDDING MIN ABOVE PIPE O2 CONSTRUCTION GEOTEXTILE �( FOR SEPARATION WHERE REQUIRED BY ENGINEER J� GRAVEL BACKFILL FOR PIPE ZONE BEDDING IN ACCORDANCE J WITH STANDARD SPECIFICATION TRENCH WIDTH = PIPE ID + 30" (15" DIA PIPES AND SMALLER) 1. 5 x PIPE ID + 18" (18" DIA PIPES AND LARGER) L TRENCH WIDTH PAY LIMIT SECTION TRENCH SECTION AND PAVEMENT PATCH SCALE: 1 /2"= l'-0" SECTION 9-03.12(3) PIPE ZONE BEDDING 1' MIN ABOVE PIPE 4 CONSTRUCTION NOTES O1 SEE PAVEMENT OVERLAY EXTENTS AND REQUIREMENTS ON DWGS C13 AND C14. O2 CONTRACTOR SHALL INSTALL A GEOTEXTILE FABRIC OVER THE NATIVE SOILS AND UNDER THE PIPE ZONE BEDDING IN AREAS WHERE THE SUBGRADE SOILS IN THE TRENCH EXCAVATION CONSIST OF FINE—GRAINED SOILS SUCH AS SILT, CLAY, OR ORGANIC RICH SOILS, AS DIRECTED BY THE ENGINEER. O3 BACKFILL BETWEEN THE (2) 36" PIPES WITH CDF FROM THE BOTTOM OF THE PIPES TO THE TOP OF THE PIPES. THIS MAY REQUIRE THE PIPE BEDDING TO BE PLACED IN TWO LIFTS: FIRST LIFT BELOW THE SPRINGLINE AND SECOND LIFT ABOVE THE SPRINGLINE. ® REMOVE APPROXIMATELY 12" OF UNSUITABLE FOUNDATION MATERIAL AND REPLACE WITH NEW MATERIAL WHERE REQUIRED BY ENGINEER. UNLESS OTHERWISE DIRECTED BY ENGINEER NEW MATERIAL SHALL BE QUARRY SPALLS. O5 FULL DEPTH ASPHALT PATCH AND 2" OVERLAY AREAS MAY BE INCREASED TO ADDRESS DAMAGED AREAS, OR AREAS WITH INADEQUATE PAVEMENTS, WHERE REQUIRED BY ENGINEER. OTHERWISE CONTRACTOR TO BE HELD TO MAXIMUM PAY LIMIT FOR FULL DEPTH PATCH. 2 1 0 © UNLESS OTHERWISE DIRECTED BY ENGINEER, TEMPORARY PAVEMENT HOT PATCH SHALL BE 1/2"=1'-0" RESEMENSI Scale INSTALLED BY SAWCUTTING 12" BEYOND TRENCH, PLACING AND COMPACTING 6" CSTC, PLACING AND COMPACTING FULL 8" THICKNESS OF HMA CL 1/2" (IN LIFTS) TO GRADE. 3 1.5 0 1 "=3' ennn&I Scale Louis Berger �I TCRV���aFE4 �. 'ZONALG 520 Pike St, Ste 1005, Seattle, WA 98101 - 206.453.1043 23.15' EASTBOUND TRAVEL LANES RAISED LANE MARKER, TYP — �-M SAW CUT LINE ­__� —' 1 EX 12" WATER NEW 60" TRUNK O2 CONSTRUCTION GEOTEXTILE FOR SEPARATION WHERE REQUIRED BY ENGINEER RAISED LANE MARKER, TYP TRENCH � SW 7TH ST CL VARIES 23.15' WESTBOUND TRAVEL LANES SAW CUT LINE SELECT IMPORTED TRENCH BACKFILL IN ACCORDANCE WITH STANDARD SPECIFICATIONS SECTION 9-03.14(1) EX 12" SEWER GRAVEL BACKFILL FOR PIPE ZONE BEDDING IN ACC WITH STANDARD SPECIFICATION SECTION 9-03.12(3) SECTION TYPICAL ROADWAY RESTORATION ON SW 7TH ST — LOOKING WEST SCALE: 1"=3' TRENCH � SW 7TH ST 23' EASTBOUL TRAVEL LANES 23' WESTBOUND, TRAVEL LANES SAW CUT LINE EX 12" WATER 2-36" STEEL PIPES O2 CONSTRUCTION GEOTEXTILE FOR SEPARATION WHERE REQUIRED BY ENGINEER SAW CUT LINE EX 60" SD ALL - SELECT IMPORTED TRENCH BACKFILL IN ACCORDANCE WITH STANDARD SPECIFICATIONS SECTION 9-03.14(1) 11.25' to 11.9' — — - - 0.5' EX 12" SEWER 1-.61 1 1� NOTE: OTHER DUAL 36" SO PIPE INSTALLATIONS SHALL HAVE SIMILAR O3 CDF GRAVEL BACKFILL FOR PIPE ZONE BEDDING IN ACCORDANCE CROSS —SECTIONS TO STA 18+00. HORIZONTAL SEPARATION FOR 36" PPP PIPE SHALL BE 0.5'. WITH STANDARD SPECIFICATION SECTION 9-03.12(3) SECTION DUAL 36" STEEL SD — STA 18+00 — LOOKING WEST 2 4 SCALE: 1"=3' sommommommill Feet 3 6 Feet PACB AS NOTED °°ro'""'i'"°� �� CITY OF rcs11F/JE/RL JILT REVISIONS MSG 9/22/2018 MSG ABG RENTON BID SET MSG 4/18/2016 MSG �� DATUM zED'N Planning/Building/Public Works Dept. REVISION BY I DATE I APPR� EX 60" SD AS -BUILT RECOMMENDED FOR APPROVAL BY SW 7th ST, POWELL AVE SW TO LIND AVE SW 79/25/2018 STORM SYSTEM IMPROVEMENT PROJECT - PHASE 2 —" ROADWAY RESTORATION DETAILS C 15 19 20 ,mmmmmmic