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HomeMy WebLinkAboutD-357060GENERAL NOTES 0 n m M 1` N a PLACE END SPACER 1' MAX CASING SPACER, TYP 14" STEEL CASING 8" PVC, SDR 35 STEEL CASING NOTES: FROM END OF CASING, TYP 6" SPACER BAND WIDTH MIN CASING THICKNESS 0.375" CARRIER PIPE 1. CASING SPACERS SHALL BE "CENTER POSITIONING TYPE". (STD Wi) EX CONC SS PIPE MINIMUM RUNNER WIDTH SHALL BE 2". 2. RUNNER HEIGHT SHALL BE SIZED TO PROVIDE: A. MIN 1" CLEARANCE BETWEEN RUNNERS AND TOP OF COUPLING CASING WALL TO PREVENT JAMMING DURING INSTALLATION. ® END SEAL MAX DISTANCE BETW COUPLING® 3. DAPTIGALVANIZED INCORROSIVE AACCORDANCE WITH ASTM A123TING THICKNESS CASING - 3 MILLS. HOT SPACERS SHALL SEAL END OF CASING WITH NEOPRENE CASING BE 6' OC END SEALS (CASCADE END SEALS OR APPROVED EQUAL) DETAIL �1 SW 7TH ST C 8" PVC SS ------_ 36" RING AND COVER Q NEW DUAL 36" STEEL PIPES - N 175923.95 E 1295362.78 STEEL CASING INSTALLATION SCALE: NTS EX 48" SANITARY MH RIM EL 22.81 CL CHANNEL, 8" CONC (E,S) = 13.9f -EX 8" CONC SS FLOW 8" FLEXIBLE COUPLING (PVC X CONC) N - 175932.20 E 1295371.- FLOW CASING L NEW 60" SD (ID) 36" RING AND COVER MH6 EX 8" CONC SS of U LEX 12" DI WATER MAIN PLAN - MH6 1 8'-0" L x 8'-6" W x 9'-0" H STORMWATER VAULT C2 SCALE: 1"=4' APPROXIMATE 36" FRAME AND COVER, TYP EXISTING GROUND IM EL RIM EL SHORING, TYP (FOUR SIDES) 2.71 f IMPORTEDSELECT TRENCH BACKFILL \ 8.0' \ \\j \ IE12.07 1Q \ CONSTRUCTION GEOTEXTILEO5 FOR SEPARATION WHERE Og // / REQUIRED BY ENGINEER STEEL PIPES IE 12.04 VAULT BOT STEEL CASING EL 10.55 6" CSTC J IE 13.65f SECTION - MH6 A 8'-0" L x 8'-6" W x 9'-0" H STORMWATER VAULT S. GI SCALE: 1'1 of WAsq���� cT G z� 2 Louis Bergeris 1 'ZONALG 520 Pike St, Ste 1005, Seattle, WA 98101 - 206.453.1043 N0. EX 48" SANITARY MH RIM EL 23.08 CL CHANNEL, 8" CONC (S,W) =15.4t FLOW 8" PVC FLEXIBLE COUPLING N 175919.34 E 1295984.30 EX 8" CONC SS MH9 - r SW 7TH ST NEW 8" PVC SS 1 II II 36" RING AND COVER 14" STEEL CASING _ III 2 . FLOW 36" RING FLOW AND COVER II II II II II II III N 175911.06 NEW 60" SD (ID) E 1295968.68 NEW 8" PVC SS EX 8" CONC SS EX 18" SD (ID) IE 13.6f ® 8" PVC FLEXIBLE COUPLING L`I � EX 12" DI WATER MAIN PLAN MH9 2 15'-6" L x 8'-6" W x 9'-0" H STORMWATER VAULT C4 SCALE: 1"=4' APPROXIMATE 36" FRAME AND COVER, TYP Q OR2. EL EXISTING GROUND \ f/ RIM EL 4 O 22.34f 3 1 IE 12.02 Q U t VAULT B( EL 10.82 15.5' (�l O 3.5' l rn STEEL CASING IE 15.15f 6" CSTC SECTION - MH9 e 15'-6" L x 8'-6" W x 9'-0" H STORMWATER VAULT - SCALE: 1 "=4' "PACEE:AS NOTED ­"I sc" �F/JE/RL JILT REVISIONS MSG 9/22/2018 MSG _: AEG DATUM BID SET MSG 4/18/2016 MSG eon 11 INC. REVISION BY DATE APPR ­sc - A"°R°'R"` SHORING, TYP (FOUR SIDES) SELECT IMPORTED TRENCH BACKFILL NFW ft0" SDQ IE 12.02 1 CONSTRUCTION GEOTEXTILE OS FOR SEPARATION WHERE REQUIRED BY ENGINEER 4 2 0 1"=4' Scale CITY OF RENTON Planning/Building/Public Works Dept. 1. VAULTS SHALL HAVE BLOCKOUTS PROVIDED PRIOR TO DELIVERY TO PROJECT SITE. SURVEYED BASEMAP SHOWS SEWER PIPES OFFSET FROM CENTER OF MH. CONTRACTOR TO POTHOLE AND CONFIRM EXACT PIPE LOCATION, DEPTH, AND INVERT ELEVATIONS (INCLUDING THAT OF 18" SO) IN ADVANCE OF SHOP DRAWING SUBMITTAL IN ORDER TO DESIGN BLOCKOUTS. 2. STEEL CASING SHALL BE A CONTINUOUS PIECE AND SHALL EXTEND A MINIMUM OF 6 INCHES BEYOND BOTH SIDES OF THE OUTSIDE WALL OF THE VAULT. 3. PROPOSED PVC CARRIER PIPES SHALL BE OUTFITTED WITH CALPICO MODEL M SPACERS OR APPROVED EQUAL. SEE CASING INSTALLATION DETAIL ON THIS SHEET. 4. CARRIER PIPE SHALL BE ONE PIECE. 5. VAULTS SHALL BE EQUIPPED WITH 2 SETS OF LADDER RUNGS (NOT SHOWN IN SECTION FOR CLARITY). 6. VAULT SIZES ARE MINIMUM. LARGER VAULT SIZE MAY BE PROPOSED BY CONTRACTOR, BUT SHALL NOT RESULT IN ADDITIONAL COST TO THE OWNER. 7. VAULTS LOAD CRITERIA: • DECK LIVE LOAD - AASHTO HL-93 • DECK DEAD LOAD - SURFACING, FILL, AND CONCRETE DECK PER DRAWING SECTION • WALL LATERAL LOADS HYDROSTATIC - 62.4 PCF TO GROUND SURFACE SOIL AT -REST - 32 PCF (SUBMERGED CONDITION) LIVE LOAD SURCHARGE - 125 PSF SEISMIC - NOT CONSIDERED CONSTRUCTION NOTES O INSTALL APPROXIMATELY 14.5' OF 8" DIA PVC SS IN APPROXIMATELY 11.5' OF 14" DIA STEEL CASING. SS PIPE IE 13.8t. CASING IE 13.55f. EXTEND SS PIPE AT LEAST 18 INCHES BEYOND CASING. O2 INSTALL APPROXIMATELY 14.5' OF 8" DIA PVC SS IN APPROXIMATELY 11.5' OF 14" DIA STEEL CASING. SS PIPE IE 15.4t. CASING IE 15.15f. EXTEND SS PIPE AT LEAST 18 INCHES BEYOND CASING. O3 USE ADJUSTMENT RINGS AS NECESSARY TO MEET REQUIRED RIM ELEVATIONS. ® COUPLING SHALL BE FERNCO 1006-1212 OR EQUAL. OS CONTRACTOR SHALL INSTALL A GEOTEXTILE FABRIC OVER THE NATIVE SOILS PRIOR TO THE PLACEMENT OF THE PIPE 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. © DURING VAULT AND CASING INSTALLATION CONTRACTOR SHALL DIVERT SS FLOWS BY COLLECTING AND PUMPING. MEANS AND METHODS OF DIVERSION SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR. PEAK DAILY SEWER FLOW IS ESTIMATED TO BE 0.23 CFS AT SW 7TH STREET AND THOMAS AVENUE AND 0.12 CFS AT SW 7TH STREET AND SENECA AVENUE. O7 DISTANCE TO NEXT DOWNSTREAM MANHOLE IS APPROX 270 FT. ® DURING VAULT INSTALLATION CONTRACTOR SHALL DIVERT SD FLOWS USING TEMPORARY PIPINGS TO THE NEW 60" SD. MEANS AND METHODS OF DIVERSION SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR. O BLOCKOUTS FOR DUAL 36" STEEL PIPE SHALL BE SIMILAR TO DETAIL 3, DWG C8. AS -BUILT RECOMMENDED 4 8 FOR APPROVAL Feet BY E)� BY SW 7th ST, POWELL AVE SW TO LIND AVE SW 09/25/2018 STORM SYSTEM IMPROVEMENT PROJECT - PHASE 2 o-N N. STRUCTURES WITH CASED SANITARY SEWERS C11 15 20 ID I - 3 5 7 0 6 0