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HomeMy WebLinkAboutUpgrade Septic - Plans - 95 LACY STREET 7/16/2026 LOCUS MAP NOTES NOT TO SCALE 1.) ALL FILL BENEATH THE SOIL ABSORPTION SYSTEM SHALL BE IN CONFORMANCE WITH 310 CMR 15.255(3). 2.) ALL STONE TO BE DOUBLE WASHED AS NECESSARY AND FREE OF IRON,FINES,AND DUST. SITE 3.) THIS SYSTEM IS NOT DESIGNED FOR USE WITH A GARBAGE GRINDER. 4.) REMOVE ALL TOPSOIL,ROOTS AND SUBSOIL AND REPLACE WITH SPECIFIED FILL WITHIN 5 FEET OF SYSTEM,FILL SHALL BE IN CONFORMANCE WITH CMR 15.255(3). \ 5.) COVER MATERIAL OVER THE SYSTEM SHALL BE FREE OF CLAY,STONES,MASONRY, 1 �� STUMPS,OR WASTE CONSTRUCTION MATERIAL.THE TOP 3"SHALL BE LOAMED AND % SURFACE SEEDED.MACHINERY WHICH MAY CRUSH OR DISTURB THE ALIGNMENT OF THE PIPES IN THE DISPOSAL AREA SHALL NOT BE ALLOWED. z' 6.) FOUNDATION DRAINS ARE NOT TO BE INSTALLED WITHIN NIA FT,OF THE SEPTIC TANK U �O�FS ~ `} NOR WITHIN�FE OF THE SOIL ABSORPTION SYSTEM. T LJ��t 11 1 7.) ALL PIPING SHALL BE SCH.40 PVC AND LAID STRAIGHT ON CONTINUOUS GRADE AND SHALL FpREST Sr a \ HAVE WATERTIGHT JOINTS Wig`" .�F �� l 8.) ALL LEACH LINES SHALL BE PERFORATED WITH PERFORATIONS BEING 318"-518"DIAMETER. �` 9.) PROPERTY LINES SHOWN WERE TAKEN FROM EXISTING PLANS AND RECORDS.SEE ENDRD BK.17.023 I moo? se PG.1 BOW v N fF >. 10.) THE LOCATION OF EXISTING UNDERGROUND UTILITIES WAS TAKEN FROM EXISTING PLANS AND rn CROSS THE D'MAHQNY FAMILY FARM:LLG4 a, RECORDS OR FROM FIELD OBSERVATIONS AND MARKINGS AND ARE APPROXIMATE. THE CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING THE EXACT LOCATION OF ALL SACEAi 2� OL YAdFIC EXISTING UTILITIES BEFORE CONSTRUCTION BEGINS.THE DESIGN ENGINEER SHALL BE NOTIFIED t ss<3: IMMEDIATELY OF ANY DISCREPANCIES SO THAT REMEDIAL ACTION CAN BE TAKEN. ST. .zs> 11.) THE CONTRACTOR SHALL NOTIFY THE DESIGN ENGINEER 48 HRS.IN ADVANCE OF BED EXCAVATION AND COMPLETION SO THAT REQUIRED INSPECTIONS CAN OCCUR. 1 12.) THE CONTRACTOR SHALL BE FINANCIALLY RESPONSIBLE FOR THE AS-BUILT INSPECTIONS AND + PLAN.THIS SERVICE SHALL BE INCLUDED AS PART OF THE CONSTRUCTION CONTRACT. } \� 13.) NO PRIVATE WELLS EXIST.WITHIN 100 FT.NOR ANY PUBLIC WELLS OR DRINKING WATER 79 Q9 �j SUPPLIES WITHIN 400 FT.OF THE SYSTEM. f 14.) NO WETLANDS EXIST WITHIN 100 FT.OF THE PROPOSED SYSTEM. y7 �2$ —' 15.) THIS SYSTEM DESIGN,ALL MATERIALS AND COMPONENTS AND ALL INSTALLATION PROCEDURES F Q�2Q, 1 SHALL BE AND ARE INTENDED TO BE IN FULL CONFORMANCE WITH TITLE 5,MINIMUM 0 �oS2 1 REQUIREMENTS FOR THE SUBSURFACE DISPOSAL OF SANITARY SEWAGE,310 CMR i t 15.001 THROUGH 15.505.UNLESS OTHERWISE NOTED. 16.) THE SUBJECT PROPERTY IS NOT LOCATED WITHIN THE DESIGNATED WATERSHED OF LAKE �G¢Pyu \. iGa COCHICHEWICK. '\ 17.) OWNER OF RECORD:CHRISTOPHER J.O'MAHONEY GIFT OF TRUST OF 202% \\ j LACY STREET ff Gt m �'�'`�N NORTH TH ANDOVER,MA 01845 \ l 722 i�cl l PROP.RFT.WALL\, �Q �1tiE za.a, (BY OTHERS) l ,t S i t \ PROS 4"HOPEI� Town of[forth Andover FDTN DRAIN ffi ONV Q¢ ... �illL 10 20c6 1 a althDepartment , {{ t He 1 S" 124 a' `:-; .x 124 a t51 l � a co DESIGN CALCULATIONS n PROP.` BIT. IMG DR!VE PROP 4"HOPE �, PROP. N 128 -,sa„w days.a°w ms't FDTN DRAIN. ! i 3 STALL DESIGN FLOW= 4 BEDROOMS x 110 GAL.IDAYIBDRM=� GPD INV.126.0 = GARAGE G 16 L c t" - DESIGN PERO RATE: MIN.j1N. O n �.F.-133.0 �� OVERALL MAP - LENT DESIGN FOR LEACHING TRENCHES(SEE DETAIL) PROP f TRENCHES'3} �� F I 3'W X 1'D X 56'L{TYP.) t cp.:' O I ....rt _. _. ' � SCALE:1"=TOO`# EFFECTIVE WIDTH=36"- EFFECTIVE DEPTH= t2" _ f e' l: A— IT- — � � .� `� SOIL CLASS: g � as �::. {� ,*BENCHMARK TRENCH CAPACITY=5_0 S.F./FT.x .53 GAL.IS.F.=2.65 GALfFT. 5Q _ NAIL IN UP - V - — EL.=t24.20 44O GAL.f 2_65GALjFT.=166.0 FT.OF TRENCH REQUIRED USE 3 T 168—BENCHES AT 56 FT.=.FT.OF TRENCH PROVIDED PROP.INSP.,PORTS(3 �— .l— PROP.RET.WALL (TYP.) z 2' ( I BY OTHERS) SEPTIC TANK REQUIRED:20OX x 440 GAL.=880 GAL.,BUT NOT LESS THAN 1500 GAL. (# t LIMIT OF EXCAVATION I SEPTIC TANK PROVIDED:1500 GAL. T \a 5`ALL AROUND o o t lI?? !! I PROS 4BDRM. _ (SEE NOTE ) _ DWELLING#95 4 F_ W �\ L- - ,. _ _✓ 4_�'-fir - - '- T.F.-t38 G PROP. Y - t tt . RAGE - 1 �. -F CF=128"4 GARAGE LOT 2—A . k. AREA=144,208 S.F. R M f 1 t l t ( =3.3106 AC. z5 CD 1 ( SkD rk [00 + ( !1\(\ pert I CERTIFY THE LOCATIONS,ELEVATIONS AND TIES SHOWN ON THIS PLAN p 1 _ -�I'\c- RESULT FROM AN ACTUAL SURVEY MADE ON THE GROUND, PROP,SHEA PRECAST y pp � i�, l �PRO. V+IAvL R !t � t t CONC.BLOCK WALL 2' f''t 0 ; Da 51 t PROP.1500 GAL- — W Ao (DESIGN BY OTHERS) _ F i M0N`.`)LI I_ HfC A`� 1 r'=r }, TOP EL.=129.0 sad �: t \ f SEPTIC TANK r�sfan SIGNATURE _ DATE ry \ . t < O PROP.H 20 \ DIST BOX, { :. ( 552.03 UPGRADE PLAN OF € `E SUBSURFACE SEWAGE DISPOSAL SYST M IN o NORTH ANDOVER, MASS. AS PREPARED FOR OWNERS: © GNRIS O'MANGNEY 35 LACY STREET OF SCALE,AS SHOWN DATE:1-20-23 O \A IMIR ASSESSORS ASAP 1D NEMCNEN 5D LOT 30 SUBDIVISION LOT Z OK NO. i DATE BY REVISIONS: U n PLAN 1 3-3D-23 WFD PER B.O.H.RENEW °F �� ERRIMACK ENGINEERING S R DYES Q ANAL 88 PARK STREET -� SCALE:1"=2D` I ANDO VER, MASSACHUSETTS 01810 SHT 1 OF 2 PROP,INTERCONNECTED VENT 3O L.F, {FINAL LOCATION BY OWNER) (�FINISH GRADING OVER TH£SYSTEM SHALL RE SUFFICIENTLY COMPACTED 4"DIA.SCH.40 PVC PIPE t TO PREVENT DEPRESSIONS AND SHALL 8E-A MINIMUM OF 2M IN ANY 24"DIA.C.I.MANHOLE RAISED-s S=0.01(MIN.) ( DIRECTION AND SHALL BE AS SUCH TO DIRECT SURFACE DRAINAGE AWAY T.F.=138.0 TO W#THIN 6"OF F.G.OR TO (( FROM THE SOIL ABSORPTION SYSTEM F.G.=737.0 F.G.tF COVER IS OVER AN {MIN.} OUTLET 7ff FILTER 6 OUTLET CONC.DIST,BOX(H-20) �9e MINIMUM BACK FILL OVER SYSTEM t 9-MINIMUM BACK FILL OVER SYSTEM{€XCLUDtNG LOAM) 3b"MAX. PROVIDE MAGNETIC MARKING'TAPE (£XCLUDtNG LOAM}CLEAN AND FREE OF CLEAN AND FREE OF STONES GREATER THAN 6"AND FREE 9`MIN. OVER COVER BEFORE BEING BURIED STONES GREATER THAN 6"AND FREE OF OF CLAY,TRtLINGS OR SIMILAR MATERIALS �•. F.G.=t36.g CLAY,TAILINGS OR SIMILAR MATERIALS PROVIDE MAGNETIC 4"SCH 40 PVC INSPECTION PORT :X�SLAIDON tab.£3 i =MARKING TAPE OVER FROM BOTTOM OF CHAMBER TO FIRST TWO WO FEET 5€£LEACHING TRENCH EACH TRENCH L1Nf WITHIN 3"OF F.G.WJTHR£ADED CAP iCH.4D PVC PIPE I- MIN.FG=t35.5 TR END SEGF70N FOR TYPICAL •' J SHALL BE FEET FINISH GRADE TO BE IN.ON CONTINUOUS 36'MAX. t LEVEL MIN.FG=£33.4 TR SIDE SLOPE DETAIL ' MIN FG=F30.8 TR tOAU€D SEEDED 3"MINIMUM GRADE PROP.T££ 2-OF Ig- 318"� i TR 1 134.5 i t STONE iYP. j,( .1L TR 2 t324 ( COMPACT FIRM BASF 2`OF 7J8`-3j8"STONE-, 72'MIN. - t" (WASHED) -2R TR 3 12g.4 EL tNV. 135.35 �; t 4"DIA,PERT.S'_40 PVC = FT=JFr. tNY.= TRENCH INFORMATION 4' 3 S 0.005 '•! t>„ 3 7RP TR#2 TR#3 ---- �. INV. 135.05 INV. 134.80 PROP.I l �°'e°+<< Et.= 734.5D�13090 P29.&O 9 t500 GAL.CON. I '-TEE! ,>E 134.00 129.30 TYP.) £27.0 ( }„R`7�q INV.134.28 e m I { ieno 127.ESW MONOLlTHtC SEPTIC TANK �# tNY.=734.33 3 OUTLETS 9/SAME ELEVATION) 133.DQ; ; I �"OF 3J4'-� UPTURN AND 7N7ERCONNECT I 4i I #, f },N. E PIPE ENDS WITH SOUO E 1.0 3.-0"p-' I ££J2'STONE tXISR 6OF 3 4"-7 7 2" kk I {DOUBLE WASHED) SCH.40 PVC PIPE _ �' (MIN.) _3 3L `'` I ! {TYP.) J J E 56 FT. STONE(TYP.) (DOUBLE WASHED) C.F.=130.4 z 1,",314-712"CRUSHED STONE -•,m A -'. 730.47 ON STABLE LEVEL BASE OR MECHANICALLY (1-1)129.0 TR#1 t COMPACTED SOIL (T-3)126.9 TR 42 SEASONAL' 6`,314-112"CRUSHED STONE HIGH WATER{T-4)724.3 TR 3 ON STABLE LEVEL BASE OR MECHANICALLY GRAPHIC PROFILE TYPICAL LEACHING TRENCH COMPACTED SOIL NOT 70 SCALE END SECTION (( NOT TO SCALE -r{ 1i 3"{TYP.} i•' 3-20`DIA.CLEANOUTS t.•! TYP. I I PROF.INTERCONNECTED VENT �:,'• L/ -<' .. y PROP.RAISE TO (FINAL LOCATION BY OWNER) t.•: TO WITHIN OF FIN.GR, F' PROP.RAISE • ,! [[t '` �TO WITHIN 6"OF FIN.GR. PROP.F6 •70'-LL10" I TOP VIEW (�12" 17".. 12` -. CONC. cove.D-BOX �,..u^�-r-, 134.5 ' SCH.40 PVC TEES LOCATED il ' ' '_ 'Y^'._3. 111 735.35 3 �---�_'���-`�. --�---- ON CENTERLINE OF TANK I. i°��---.-- 34.00 BENEATH COVERS ;•. .. .•_, ' SCH.40 PVC TEES LoeAr£0 TOP VIEW s8 TR 1 d'a 15 E s T ON CENTERLINE OF TANK og� # g 3"MIN. d 3"a MIN. j i BENEATH COVERS (1)4" A.INLET 3'CON.COVER DIST�BOX I moo° 133.00 FLOW_ 8"MIN. B"MIN �- F6 ! w o ' FLOW } 1 73"M#N. 14"MIN. a � SOIL EMOVAL ! 7500 GALLON PRECAST 6-4`DIA.OUTLETS LIMIT OF I CON-,SEPTIC TANK I f {TYP.} . 4'7=.f•f (H-t0 LOADING) l;•` ! 4'4" PROP.1500 GAL 4.0' I .i PROVIDE GAS BAFFLE '., AT OUTLET MONOLITHIC I �.aQ� p:1 2"8" 6"It 3 SEPTIC TANK I S G .2-( . ...,.. WALL a TYP). 129.0 ESWT '.� �2 112" SECTION NOTE:ALL INLETS,OUTLETS,JOINTS,AND COVERS SECTION VIEW I SHALL BE SEALED AND MADE WATERTIGHT. III MONOLITHIC ��1 p tt�t't i�r NOTE:ALL 1NtfiS&OUTLETS SHALL BE SEALED 3i fY1VtY tl Lt F'1 dlt�` WITH HYDRAULIC CEMENT.DISTRIBUTION 1 SEPTIC C TANK �K DET!t C .JEPf Il. tAtYfe UCtAtLJ(H-7D) BOX SHALL BE WATERTIGHT. SHEA CONCRETE PRODUCTS,INC.ITEM#TK-M1500 F� O�f D T q = NOT T4 SCALE D-BtJ,M1 C1EttiILS(H-20) NOT TO SCALE SEPTIC TANK CONSTRUCTION AND INSTALLATION SHALL DISTRIBUTION BOXES SHALL BE CONSTRUCTED CONFORM IN EVERY WAY TO 310 CMR 15.223,15.228, I -- - --- ---- - --- AND 15.23E UNLESS OTHERWISE NOTED.CONSTRUCTION AND INSTALLED IN CONFORMANCE WITH AND PLACEMENT OF TEES SHALL CONFORM TO 310 CMR 310 CUR 15,232 DISTRIBUTION BOX SHALL 15.227. BE WATERTIGHT. SCALED PROFILE SCALE: --2°1 DEEP TEST RESULTS PERC TEST RESULTS G I T-I T-2 T-3 E T-4 P-1 P-2 EL=732.b EL.=t32.O Et.=t3t.g EL.129.5 F.S.L.10YR 313 B" -i F.S.L.10YR 313 I 2" F.S.L.IOYR 3J3 4" F.S.L.70YR 3J3''g DEPTH 41" DEPTH 40" SOAK TIME 25 SOAK TIME is 12"-g"DROP 35 72"-9`DROP 19 #CERTIFY THAT ON MAY 9,1996,t PASSED THE EXAMINATION APPROVED D£PFN OF EXCAVATION 130.4 S.L fOYR 5J8 26" D€PTHOF EXCAVATION 130.0 S.L IOYR 518 24' DEPTH OF EXCAVATION 130.4 S.L.FOYR 5J8 18` 127.8 S.L.IJYR 5J8 20' BY THE DEPARTMENT OF ENVIRONMENTAL PROTECTION AND THAT THE ABOVE 9"-6"DROP 46 9"-6"DROP 35 ANALYSIS WAS PERFORMED BY ME CONSISTENT WITH THE REQUIRED TRAINING, AND SOIL REMOVAL :AND SOIL REMOVAL AND SOIL REMOVAL PERC RATE Ib M.P.I. PERC RATE 72 M.P.I. EXPERTISE AND EXPERIENCE DESCRIBED IN 310 CMR 15,017. S.L. S.L. S.L. S.L. ! 25Y 514 ; 2.5Y 5J4 Z.SY s1 4 2.5r 514 TEST DATE: 10-20-22 SIGNATURE DATE I I CN I ENGINEER: BILL DUFRESNE 123.6 7D8" 121L3 1 1 140" 121.9 £20' 119.0 125" INSPECTOR, 75SAC DAROW£ O.W.T.@ NONE Q.W.T.M hIONE O.W.T.@ NONE O.W.T.0 NONE UPGRADE PLAN OF 0 E.S.W.T. 1 5 E-5-W.7. 7g' E.S.W.T. 60" E.S.W.T. 2" SUBSURFACE SEWAGE DISPOSAL SYSTEM EL= 72828.0 EL­ 725.4`` EL­ 726.g'' EL­ 24.3 IN TEST DATE: 10-20-22 NORTH ANDOVER, MASS. > EVALUATOR: BILL DUFRESNE S.E. 640 AS PREPARED FOR OWNERS. z INSPECTOR: ISSAC DAROWE Q DHRIS D'MAHONEY 95 LACY STREET DEEP TESTS AND RESULTS ARE PROVIDED TO Sys y SCALE:AS SHOWN DATE.1-20-23 DEMONSTRATE SOIL SUITABILITY FOR THE PURPOSE ZLADIMIR ZI OF COMPLIANCE WITH TITLE 5 AND WERE NOT ,NFMCHENQK ASSESSORS MAP# 105D LOT 30 SUBDIVISION LOT# NO. DATE BY REVISIONS: u I INTENDED TO BE USED FOR CONSTRUCTION f i s ESTIMATING-THE DEPTH OF EXCAVATION MAY NOT 1 3-30-23 WFD i PER B.O.H.REVIEW �I�ag�gTp�Aga ENGINEERING �r�e�}Tp��r�r�r >_ BE REFLECTED IN THESE RESULTS AND SHOULD BE F EGISTER i MEERRI ACK 1rfYtTltYl�171411YLT SERVICES U DETERMINED IN THE FIELD BY THE CONTRACTOR. ANAL� FJ�J PARK STREET 4 ANY USE OF THESE RESUI TS FOR ESTIMATING IIANDOVER. PURPOSES SHALL BE DONE so AT THE CONTRACTORS MASSACHUSETTS 01810 SIFT 2 OF 2 O RISK.