HomeMy WebLinkAboutC601 STORM SEWER DETAILS (2)C601STORM SEWER DETAILS
w190175-C602 drainage detREQUIREMENTS FOR ALL STORM SEWER BENCHWALLSBENCH WALLS SHALL BE SHAPED AND FORMED FOR A CLEAN TRANSITION WITH PROPERHYDRAULICS TO ALLOW THE SMOOTH CONVEYANCE OF FLOWS THROUGH THE MANHOLEOR BOX INLET. THE BENCH WALL SHALL FORM A DEFINED CHANNEL, TO A MINIMUMHEIGHT OF 80-PERCENT OF THE INSIDE DIAMETER OF THE INLET AND OUTLET PIPES TOFORM A "U" SHAPED CHANNEL, CONSTRUCTED AT A MINIMUM ½-INCH PER FOOT SLOPETO THE MANHOLE WALL.WHERE A FLOW CHANNEL IS CONSTRUCTED AS AN INTEGRAL PART OF THE PRE-CASTBASE, IT SHALL BE SHAPED AND FORMED AS DESCRIBED ABOVE, WITH THE EXCEPTIONTHAT THE BOTTOM OF THE FLOW CHANNEL MAY BE FORMED FROM THE BOTTOM OFINLET AND OUTLET PIPES IF THE PIPE WALL THICKNESS IS NOT GREATER THAN ONE (1)INCH.FOR CAST-IN-PLACE FLOW CHANNELS, THE BOTTOM INVERT OF ALL PIPES ENTERING AMANHOLE SHALL BE AT LEAST THREE (3) INCHES ABOVE THE TOP OF THE BASE SLAB TOTHE OUTLET INVERT SO THE FINISHED SEWER CHANNEL MAY BE INSTALLED ANDSHAPED.FOR CONNECTIONS TO EXISTING STORM SEWER STRUCTURES, FLOW CHANNELS SHALLBE SHAPED, AS SPECIFIED HEREIN, AS IF IT WERE A NEW MANHOLE OR BOX INLETSTRUCTURE.SPECIFICATIONS FOR ALL STORM SEWER CASTINGSALL STORM WATER INLETS AND CATCH BASINS SHALL HAVE THE WORDS "NO DUMPING,DRAINS TO STREAM", OR SIMILARLY APPROVED MESSAGE, CAST IN RAISED ORRECESSED LETTERS AT A MINIMUM OF 1" IN HEIGHT. IN ADDITION, A SYMBOL OF A FISHSHALL ALSO BE CAST WITH THE LETTERS.(2) "B" BORROW OR EQUIV.GRANULAR MATERIALCOMPACTED TO 95%STANDARD PROCTOR DENSITY#8 CRUSHED STONE ORAPPROVED EQUIV. CLASS IBEDDING MATERIAL HANDTAMPED OR WALKED INTOPLACETYPICAL BEDDING SECTION - PVC & HDPE(NO SCALE)4"Bc = OUTSIDE DIAMETERD = INSIDE DIAMETERD = DEPTH OF BEDDINGMATERIAL BELOW PIPE(1) REGULAR BACKFILLGREATER THAN 5' (1)EDGE OF PAVEMENT, CURB,GUTTER OR SIMILARSTRUCTUREIN THE PUBLIC RIGHT-OF-WAYLESS THAN 5' (2)1.25 Bc + 12" (MIN.)MIN. 6" TOPSOILTO ENSURE GRASSGROWTH IF NOTUNDER PAVEMENT12" MIN.BcNOTES:1. ALL BEDDING & INITIAL BACKFILL SHALL BE INSTALLED IN 6" TO 12" BALANCED LIFTS2. A MIN. 9" CLEARANCE SHALL BE PROVIDED ON EACH SIDE OF THE INSTALLED PIPERUSS
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STEREDINDIANAPE11900318STATE OFNO.REVISIONS AND ISSUES
Part of the NW/4 of Section 26, Township 18 North, Range 3 East, Clay Township, Hamilton County, IndianaW19.0175PREPARED FOR:
13285 ILLINOIS ST. CARMEL, IN 46032PROJECT NO.SHEET NO.CHECKED BY:
DRAWN BY:
RLW
DESIGNED BY:
DWG NAME:
PROJECT NO.:
W19.0175
DATE BY
01.10.2020
SSR
DATE:
RLW
SAAMRAJYA, LLC
PLANS SUBMITTED FOR REVIEW 05.15.2019 RLW
ENGINEERS 317 | 846 - 6611
800 | 452 - 6408
317 | 843 - 0546 fax
W E I H E
Land Surveying | Civil Engineering
Landscape Architecture
ALLAN H. WEIHE, P.E., L.S. - FOUNDER
10505 N. College Avenue
Indianapolis, Indiana 46280
weihe.net
Build with confidence.SMRUSSELL L. WEBSTER II, PE No. 11900318PLANS REVISED FOR TAC COMMENTS 05.15.2019 RLW
PLANS REVISED FOR TAC COMMENTS 11.13.2019 RLW
PLANS REVISED FOR TAC COMMENTS 01.10.2020 RLWAPPROVAL PENDINGNOT FOR CONSTRUCTIONOUTLET EROSION CONTROL PROTECTIONDRAIN PIPE WITHFLAIRED ENDSECTIONDEPTH OF RIP-RAP ASINDICATED ON PLAN 12"MINIMUMAW= FEETGEOTEXTILE FABRICOR WELL GRADEDAGGREGATEAT= FEETAL= APRON LENGTHAT= APRON THICKNESSAW= APRON WIDTHSTONE PLACED AROUNDEND OF DRAIN PIPE TOPREVENT SLOPE EROSIONAND UNDERCUTTING OFTHE PIPEENERGY DISSIPATER (OUTLET PROTECTION)1.DIVERT SURFACE WATER RUNOFF AROUND THE STRUCTURE DURINGCONSTRUCTION SO THAT THE SITE CAN BE PROPERLY DEWATERED FORFOUNDATION PREPARATION.2.EXCAVATE FOUNDATION AND APRON AREA SUBGRADES BELOW DESIGN ELEVATIONTO ALLOW FOR THICKNESS OF THE FILTER MEDIUM AND RIPRAP.3.COMPACT ANY FILL USED IN SUBGRADE PREPARATION TO THE DENSITY OFSURROUNDING UNDISTURBED SOIL MATERIAL.4.SMOOTH SUBGRADE ENOUGH TO PROTECT GEOTEXTILE FABRIC FROM TEARING.5.PLACE GEOTEXTILE FABRIC OR AGGREGATE BEDDING MATERIAL (FOR STABILIZATIONAND FILTRATION) ON THE COMPACTED AND SMOOTHED FOUNDATION.6.INSTALL RIPRAP TO THE LINES AND ELEVATIONS SHOWN IN THE CONSTRUCTIONPLANS. BLEND RIPRAP SMOOTHLY TO SURROUNDING GRADE. IF THE CHANNEL ISWELL DEFINED, EXTEND THE APRON ACROSS THE CHANNEL BOTTOM AND UP THECHANNEL BANKS TO AN ELEVATION OF SIX INCHES ABOVE THE MAXIMUM TAILWATERDEPTH OR TO THE TOP OF THE BANK, WHICHEVER IS LESS.7.IF GEOTEXTILE FABRIC TEARS WHEN PLACING RIPRAP, REPAIR IMMEDIATELY BYLAYING AND STAPLING A PIECE OF FABRIC OVER DAMAGED AREA, OVERLAPPING THEUNDAMAGED AREAS BY AT LEAST 12 INCHES.8.CONSTRUCT A SMALL PLUNGE POOL WITHIN THE OUTLET APRON. (RIPRAP APRONSMUST BE LEVEL WITH OR SLIGHTLY LOWER THAN THE RECEIVING CHANNEL ANDSHOULD NOT PRODUCE AN OVERFALL OR RESTRICT FLOW OF THE WATERCONVEYANCE STRUCTURE.)MAINTENANCE_ INSPECT WITHIN 24 HOURS OF A RAIN EVENT AND AT LEAST ONCE EVERY SEVENCALENDAR DAYS._ INSPECT FOR STONE DISPLACEMENT; REPLACE STONES ENSURING PLACEMENT ATFINISHED GRADE._ CHECK FOR EROSION OR SCOURING AROUND SIDES OF THE APRON; REPAIRIMMEDIATELY._ CHECK FOR PIPING OR UNDERCUTTING; REPAIR IMMEDIATELY.REFERENCE IN CHAPTER 7 PAGE 121 IN THE INDIANA STORM WATER QUALITY MANUALAT=1.5' X D50 15" ORLESS, 1.2' X D50 15"OR LARGER STONE.PIPE SIZE(D50)(NO SCALE)AVERAGE RIPRAP DIAMETERAPRON WIDTHAPRON LENGTH8 IN.12 IN.18 IN.24 IN.30 IN.36 IN.14 IN.12 IN.10 IN.8 IN.5 IN.3 IN.2 TO 3 FEET3 TO 4 FEET4 TO 6 FEET6 TO 8 FEET8 TO 10 FEET10 TO 12 FEET16 TO 32 FEET14 TO 28 FEET12 TO 22 FEET8 TO 18 FEET6 TO 12 FEET5 TO 7 FEETSIDEAL= FEETDITCH BEDPLANAL= FEETRIP-RAPDIA.
DIA.DIA.TABLE 1. SIZING FOR FLOW DISSIPATERS AT CULVERT PIPE OUTLETSSUB-SURFACEUNDERDRAIN TILESECTION18" MIN.12" TRENCH···········EXISTING POND CROSS SECTIONWITH NATIVE PLANTINGS SEED MIX(NO SCALE)PAVED AREA DRAINAGE INLET(NO SCALE)10" HDPE STORM SEWERNATIVE PLANTINGS SIGNPERMANENT SIGNSSIZE: MINIMUM OF ONE SQUARE FOOTMAXIMUM OF FOUR SQUARE FEETDISTANCE: NO MORE THAN 500 FEET APART, WITH NOLESS THAN 3 SIGNS PER POND. A SIGN MUSTBE PLACED AT ALL PUBLIC ACCESS ANDENTRANCE ARES TO THE POND.MATERIAL: PERMANENT MATERIAL, EITHER WOOD ORMETAL WITH BLADED EDGES.TEXT: AT MINIMUM, MUST HAVE THE WORDS "NATIVEPLANTINGS" AND ANY OTHER TEXT REQUIREDBY THE CITY OF CARMEL.COLORS: TO BE DETERMINED BY THE DEVELOPER.NATIVEPLANTINGSDO NOT SPRAYOR MOW2'X2' GRATE. NYOPLASTOR OTHER APPROVEDEQUAL. REFER TOMANUFACTURERDETAILS FOR SPECIFICMODEL NUMBER.CONCRETE APRONCONCRETE APRON12" HDPE NYOPLASTCATCH BASIN ORAPPROVED EQUAL. REFERTO MANUFACTURERDETAILS FOR SPECIFICMODEL NUMBER.COORDINATE SHOPDRAWINGS WITHENGINEER FORAPPROVAL.INV=868.00REFER TO MANUFACTURERDRAWINGS FOR SPECIFICCONNECTION DETAILS.TOC = 870.50