Septic Plan-Lot 1 Wilson Road Revision 2.16.2022 .ATTENTIONINSTALLER!!CALLDIGSAFEBEFOREYOUDIG!!MASSACHUSETTSSTATELAWCHAPTER82SECTIONS40-40EREQUIRETHATPREMARKINGOFGAS,ELECTRIC,WATER,TELEPHONEANDCABLET.V.UTILITYLINESBEMADEAMINIMUMOF72HOURSPRIORTOGROUNDBREAKFORANYEXCAVATION.NOTE:INSTALLERMUSTCONTACTENGINEER/BDOFHEALTH48HOURSPRIORTOSUBGRADEINSPECTION.INSTALLERMUSTHAVEALLBREAKOUTFILLONSITEANDINPLACEPRIORTOSIGNOFFBYENGINEERATTIMEOFFINALINSPECTIONORAPPROVALWILLNOTBEGIVENTOBACKFILL.MIN.6"SUMP2"PLACEREBAR&MAGNETICTAPEOVERCOVER.USEPVCTOSURFACEFORINSP.PORT3"OUTLETINLETFIRST2'OFOUTLETPIPESTOBELEVEL-PLACEONSTABLE6"BASEOF3/4"TO1-1/2"D.W.STONE-USECONCRETEBOXWITH2"MINIMUMWALLTHICKNESS.-FILLWITHWATERFORFINALINSPECTION.TYPICALD.BOX(WATERTIGHT)-USE(6OUTLETMINIMUM)d.box(UndergoundSupplyorEquiv.)0'30'60'90'DESIGNNOTESANDCALCULATIONS:1.)4(BEDROOMHOME)=440+GPD.REQUIRED,-UseTWOTRENCHES:3.'WIDEX62'LONGWITH12"OF34"TO112"DBLWASHEDSTONEBELOWINVERT-BOTTOMAREA:2TRENCHESX(3.'WX62'L)=372SF.-SIDEAREA:2TRENCHESX(1.00.'HTX62'L)X2SIDES=248SF-ENDAREA:2ENDSX1.0'HTX3.'W)X2ENDS=12SF.-TOTALAREA:632SFX.74GAL/SF=466GPD3.GARBAGEDISPOSALISNOTALLOWED,****....4.NOOTHERPRIVATEWELLSWITHIN100FEETOFSAS.CITYWATER5.NOOTHERWETLANDSORRESOURCESWITHIN100FEETOFSAS,6.USENEW1,500GAL2CHAMBERSEPTICTANKASNOTED&MAINTAIN0.02PITCHFROMSILLTOS.TANK-INSTALL&INSPECTSCH.40TEES/BAFFLES(10"INLET,14"OUTLET),NOTE:-ALLCOMPONENTSOFNEWSYSTEMMUSTBEMARKEDWITHMAGNETICTAPE.BESURETOMAINTAIN3"CLEARANCEFROMTOPOFTEESTOBOTTOMOFTANKCOVERS&BOXES.7.USELARGESTYLE(6OUTLET)D.BOXONLY.7AALLD.BOXOUTLETPIPESLEVELFORFIRST2'.BOXESMUSTHAVE2"+CONC.WALLSNOTE:-D.BOXESWITHMORETHAN9"OFCOVERSOILMUSTHAVERISERSTO6"OFSURFACE.7BALLPLASTICRISERSMUSTBESECUREDWITHSTAINLESSSTEELSCREWS.8.USEAPPROVED(.75"-11/2")DBL.WASHEDSTONEUNDERTANK&D.BOXFOR6".-CONFIRMSTONEPROPERLYDOUBLEWASHEDPRIORTOPLACEMENT.9.USEPROPERSCH.40PVCTEESASSHOWN.10.PRE&POSTCONTOURSNOTEDASNECESSARY,RESERVEASNOTED.11.SLOPECALCS(SEECONTOURS).SUBGRADEINSP.REQ'D.13.USETRENCHESDUETOTOPOGRAPHYANDSPACEOFLOTWITHRESPECTTOLOCATIONANDELEVATIONOFRESIDENCE(310CMR15.240)14.USE2%MIN.SLOPEOVERSAS-CLEARTOPANDSUBTOseenote(INSPECTIONREQUIRED).-CLEARPASTA&BTOSUBGRADE&SCARIFYUNDERTRENCHPRIORTOTITLEVSAND/STONEPLACEMENT.-EXCAVATEEXISTINGLOAM,SUBANDANYEXISTINGDEBRIS,DIRTYFILLORPRIORSYSTEMIFPRESENT.15.SOILEVALUATIONBYAWEISS,RSANDC.KANIECKIBOHAGENT,(09.21.2021).-DEPTHOFPERC.46&42"-PERCRATE=3&<2MIN/IN,-CLASS1,C1:SANDSOILRATING16.NOTREESWITHIN10FT.OFNEWLEACHAREA.17.ENGINEER&TOWNTOINSPECTSUBGRADE,TOWNANDENGINEERINSPECTATFINAL.18.TBM1a=258.14'(SPIKEIN26"CONIFERBYBDG.,asnoted),CONFIRMPROPERPIPESLOPES-USE/INSPECTSCH.40PIPEFORPIPEFROMHOUSETONEWOREXISTINGTANK19.GRADEMULCHANDSEEDOVERSASASNOTED.20.INSTALLATIONINLOWGROUNDWATERSEASONRECOMMENDED.21.USEOBSERVATIONPORTNEARCENTEROFSTONEBEDHAVE4"PERFORATED,PVCINSPECTIONPORTALSTOBOTTOMOFSTONEBED,WITHRISERTO3"OFSURFACE&THREADEDCAP&MARKWITHRE-BAR..NOTANACTUALSURVEY!!LINESDRAWNFORSEPTICLOCATIONPURPOSESONLY!9'BATRENCHPLANLAYOUTusevent(3',w/scrn.)D.BOXRESERVEBETWEENTRENCHESNOTETOINSTALLER:TOWNINSPECTORANDSYSTEMDESIGNERMUSTBECALLED48HRSGASBAFFLE2CHAMBER(1000G&500G.)S.TANKUSEWATERTIGHTRISERONALLOPEINENGSGREATERTHAN9"BURIED&OVEROUTLETFI
LTER(IFPRESENT)GASBAFFLE(3"drop,UndergoundSupplyorEquivilentTank)Sch40PVCTEESREQUIRED(4)BETWEENCHAMBERS126"X66"TOS.TANK..02'/Ft.PITCHFROMSILLCONTRACTORTOCONFIRMTYPICALNEWMONO1500G.SEPTICTANK(WATERTIGHT)OREQUIVALENT.USE6"OF3/4"TO1-1/2"STONEBENEATHTANK.OUTIN3"+6"10"14"3'LotlinesandtopofromBerksireDesignGroupW-1FROM:BERKSHIREDESIGNTESTPITLOG:SOILEVALUATOR:DATEOFEVALUATION:AWEISS&B.EICHSTED10.08.2019TP-1-3&4.':255'TP-1&2:253.5'DEPTH:HORIZ:TEXTURE:MATERIAL:DEPTH:HORIZ:TEXTURE:MATERIAL:COLOR(MUNSELL):COLOR(MUNSELL):EHWT:STANDINGH2O:WEEPING:BEDROCK:OXIDES:EHWT:STANDINGH2O:WEEPING:BEDROCK:0-8"FSL10YR3.224"NOTNOT120"+98"+30"SEEBELOW30"NOTNOTSUBJECTSITELOCATIONTP-1P1SCALE:1"=30'LOT1PEASTONE4"I.D.SDR35PVCPERF.PIPEUSE12"+COVER12"3'12"3'9'USE2"LAYEROF1/8TO1/2"PEASTONEOVERPIPESBackfilltobefreeofstonesgreaterthan6"indiameter62'use60'ofperforatedpipe.1'18-120"C12.5y.4.3F-CSAND,LOOSEGRANULARLSINTERLAYERED5%GRAVELGRAVITYSLOPESEPTICSYSTEMOPERATIONANDMAINTENANCENOTESFORHOMEOWNER.1.)HAVETANKPUMPEDEVERY2YEARS.2.)MAINTAINAREAOVERSEPTICSYSTEMASGRASSYORSIMILARGROUNDCOVER.3.)DONOTPLANTANYTREESORDEEPROOTINGSHRUBSWITHIN10FEETOFSYSTEM.4.)USEONLYLIQUIDDETERGENTS&LOWFLOWWASHERS.5.)CLEANTANKOUTLETFILTERANNUALLY(IFEQUIPED)6.)NOWATERSOFTENERORBACKWASHPIPINGALLOWED.7.)NOPERMANANTSTRUCTURESTOBEPLACEDONTHESYSTEMORRESERVE8.)ALLSANITARYHOUSEHOLDPIPINGMUSTGOINTOSEWERPIPEINBASEMENT.1.33+/-AcresSCALEINFEET15'+(REVISEDFLAGLOT)OXIDES:24"F-CSAND,LOOSEGRANULARINTERLAYERED5%GRAVEL4'T-5sand4'T-5sand3:1slopeA8-18"B10YR5.6FS5't5sand5't5sandTOPSOILROOTSSANDY0-7"FSL10YR3.218-98"C12.5y.5.3F-CSA7-18"B10YR5.6FSTOPSOILROOTSSANDY7.5YR.5.82.5y.4.21"=30'ALANWEISSe-Mail:AEWEISS@charter.netFAX:(413)323-4916PHONE:(413)323-5957Belchertown,MA.01007ColdSpringEnvironmentalConsultantsInc.SCALE:DATE:DRAWNBY:DRAWINGNUMBER:REVISED:350OldEnfieldRoadNORTHAMTPTON,MAPROPOSEDPHIPPENANDADAMSRESIDENCE254OLDWILSONROADSEPTICSYSTEMPLANFORLOT1121-6566-12.17LOT112.17.2021NOTETOHOMEOWNERANDCONTRACTOR:CONNECTIONSFROMHEATINGSYSTEM,AIRCONDITIONERS,SUMPPUMPS,WATERWELLFILTRATIONUNITSANDHEATPUMPSARENOTALLOWED,SANITARYSYSTEMCONNECTIONSONLYPERMITTED.TRENCHPIPEEND:TRENCHPIPEINV.IN:BOTPIPEAELEV.=258.30'BOTPIPEBELEV.=257.30'GASBAFFLEGASBAFFLE4.+ftoffsetESHGWNEWSEWERPIPETOBEPLUMBED2%pitchUSE2"LAYEROF1/8TO1/2"PEASTONEOVERPIPES2'+outlevelFINALGRADEOVER2TRENCHES:62'Lx3'W=259.5-258.5'BOTPIPEAELEV.258.0'BOTPIPEBELEV.=257.0'BOTA.W.STONEELEV.=257.0'BOT.B.W.STONEELEV.=256.0'(4+FT.OFFSETTOESHGW,3MPIrate)MIN.1'62'80'10'12"2"OF1/8TO1/2"W.PEASTONE12"MINCOVERGLUEENDCAPSDIST.BOXW/6"W.STONEBASE1.5TIMESAREAOFBOXOBS.PORT4"PVCPERFUSETHREADCAP&REBARTIETEEATBOTTOM4'T-5sandUnderstone3:1slopescarifybeforestoneplacement15'+5't5sandRESERVEBETWEENTRENCHESAWEISS&C.KANIECKI09.21.2021usevent(3',w/scrn.)73.64'
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