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Home My WebLink AboutEngineer Plan.33 Yarmouth Health Department Date R 3 01 " P' 1 ' Povemer of97.58 97.59 __ x 99.42 3 + 98.77 +98,79 I-Ae0 - + 99.42 100,54 N x 99.26 ns x 99.93 00 x 99.18 \ ��'tH 4YF: CHUR�C�LJR. a EXIS77NG CESSPOOLS TO BE REMOVED 99.60 x RECEIVED MAR 2 2 2022 HEALTH DEPT, 97,20 97.26 96,89 CATCH BASIN /111 TCH BASIN 97.18 a 9.7,70 " `•". •r "\ 13,840±S.F. x yy. 161& 100.74 �t 0.72 x 100,45 \\ 99.59 N \ Ni 101.33 EXISTING x 100.59 \ OUSE(#21) 100.26 DECK ^ / 100,74 i,1,` s 0.f%ii� -9.¢/. W M Asa? 100.58 G 100,20 8H 10025 G 100.35 0 S 100.13y $� 100.04 9.70 X1'RFN� rW tk - EI PROPOSED SEPTIC TANK CONTRACTOR MAY SUBSTITUTE WITH AN INFILTRATOR IM1504 TANK PROPOSED S,A.S. 2-500 GALLON CHAMBERS SURROUNDED W/4' STONE Val C" 99,28 ]N PIPE 9953 � OF MAss'c \ PETER T. 9� y McENTEE CIVIL No. 35109 OWNER OF RECORD KERINS, STEPHEN & ROLLA 22 SANDRICK ROAD BELMONT, MA 02478 - 100 --EXISTING CONTOUR PLAN x 100.98 EXISTING SPOT GRADE MA -W-EXISTING WATER SERVICE Engineers: Engineering Works, Inc. 12 West Crossfield Rood Forestdole, MA 02644 (508) 477-5313 - G - EXISTING GAS SERVICE DRAWN P.T.M. H. KL- OVERHEAD WIRES CHECKED P.T.M. [$Y� TEST PIT BENCHMARK 1 FGFNn YARMOUTH V PAN GENERAL NOTES: 1. ALL CHANGES TO THIS PLAN MUST BE APPROVED BY THE LOCAL BOARD OF HEALTH AND THE DESIGN ENGINEER. 2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIREMENTS OF THE STATE ENVIRONMENTAL CODE, TITLE V, AND ANY APPLICABLE LOCAL RULES AND REGULATIONS. 3. THE SEWAGE DISPOSAL SYSTEM SHALL NOT BE BACKFILLED PRIOR TO INSPECTION AND APPROVAL BY THE BOARD OF HEALTH AND THE DESIGN ENGINEER. 4. ANY CONDITIONS ENCOUNTERED DURING CONSTRUCTION DIFFERING FROM THOSE SHOWN HEREON SHALL BE REPORTED TO THE DESIGN ENGINEER BEFORE CONSTRUCTION CONTINUES. 5. ALL ELEVATIONS BASED ON ASSUMED DATUM. 6. THE DESIGN ENGINEER IS NOT RESPONSIBLE FOR THE FAILURE OF THE CONTRACTOR OR OWNER TO NOTIFY THE LOCAL BOARD OF HEALTH FOR PROPER INSPECTIONS DURING CONSTRUCTION. 7. WATER SUPPLY PROVIDED. BY TOWN WATER SERVICE. 8. THERE ARE NO WELLS WITHIN 150' OF THE PROPOSED S.A.S. 9. ALL AREAS CLEARED FOR CONSTRUCTION SHALL BE RESTORED AS AGREED UPON BY OWNER AND CONTRACTOR OR AS OTHERWISE DIRECTED BY THE APPROVING AUTHORITIES. 10. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING CONSTRUCTION. 11. WHERE REQUIRED, CONTRACTOR SHALL REMOVE ALL UNSUITABLE SOILS IN THE AREA BENEATH AND FOR 5' ON ALL SIDES OF THE S.A.S. AND REPLACE WITH CLEAN SAND AS SPECIFIED IN 310 CMR 255(3). 12. AREAS REQUIRING STRIPOUT OF UNSUITABLE MATERIALS SHALL BE INSPECTED BY DESIGN ENGINEER PRIOR TO BACKFILL, 13. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND NOT CONSIDERED TO BE A PROPERTY LINE SURVEY. 14, THE ENGINEER IS NOT RESPONSIBLE FOR ANY UNDOCUMENTED SEPTIC SYSTEM COMPONENTS NOT SHOWN ON THE PLAN PARCEL ID: 94-14 PROPOSED SEPTIC SYSTEM UPGRADE PLAN 21 PAR 3 DRIVE, SOUTH YARMOUTH, MA Prepared for: Cape Cod Septic Services, 350 Main St, W. Yarmouth, MA 02673 Engineers: Engineering Works, Inc. 12 West Crossfield Rood Forestdole, MA 02644 (508) 477-5313 Surveyors: JC Engineering, Inc. 2854 Cranberry Hwy. E.Worehom, MA 02538 (508) 273-0377 SCALE 1"=20' DRAWN P.T.M. JOB. NO. 320-21 DATE 38/22 CHECKED P.T.M. SHEET N0. 1 Of 2 SEPTIC TANK INSTALL RISERS & COVERS OVER INLET & OUTLET AND SET TO 6' OF FINISH GRADE T.O.F=101.44± -F.G. EL.=100.8± L = 14' S=1% (Mw.) 4"SCH40 PVC INV.=97.85 F.G. EL.=100.0± 48" LIQUID LEVEL ADD GAS BAFFLE J PROPOSED SEPTIC TANK CONNECT TO EXISTING SUITABLE SEWER PIPE/S AT HOUSE, AT EXISITNG INV.=98.2±(venfv) NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPES & INVERTS EXITING HOUSE, PRIOR TO INSTALLATION. 2) SEPTIC TANK & D -BOX SHALL BE SET LEVEL AND TRUE TO GRADE ON A MECHANICALLY COMPACTED SIX INCH CRUSHED STONE BASE, AS SPECIFIED IN 310 CMR 15.221(2). 3) INSTALL INLET & OUTLET TEES AS REQUIRED. 4) GAS BAFFLE TO BE INSTALLED ON OUTLET TEE AS MANUFACTURED BY TUF-TITE, ZABEL OR EQUAL, DESIGN CRITERIA PROPOSED D -BOX INSTALL RISER & COVER SET TO 6" OF GRADE L=9' ® S=1% (MIN.) 4"SCH40 PVC F.G. EL.=99.7± L=5' O S=1% (MIN.) 4"SCH40 PVC INV.=96.97J PROPOSED \- INV.=96.80 D -BOX V.=97.60 3 OUTLETS INV.=95.90 - TOP CONC. ELEV.= 97.0± - BREAKOUT ELEV.= 96.40 - INV. ELEV.= 95.90 - BOTTOM ELEV.= 93.90- 4' OF NATURALLY OCCURRING PERVIOUS MATERIAL 5' (MIN.) ABOVE G.W. BOTTOM OF TEST PIT, EL.=87.7 SEPTIC SYSTEM PROFILE NUMBER OF BEDROOMS: 3 SOIL TEXTURAL CLASS: CLASS I (LOADING RATE=0.74 GPD/SF) DESIGN PERCOLATION RATE: <2 MIN/IN DAILY FLOW: 330 GPD DESIGN FLOW: 330 GPD GARBAGE GRINDER: NO -not allowed with design LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF .74 GPD/SF PROPOSED SEPTIC TANK: 1500 GALLON CAPACITY PROPOSED D -BOX: 1 INLET, 3 OUTLET (MINIMUM), H-10 RATED USE 2-500 GALLON LEACHING CHAMBERS IN SERIES SURROUNDED BY DOUBLE WASHED STONE ON ALL SIDES SIDEWALL AREA: 2(12.8' + 25.0') X 2 = 151.2 S.F. BOTTOM AREA: 12.8' x 25.0' = 320.0 S.F. TOTAL AREA: .......................................................... _471.2 S.F. DESIGN FLOW PROVIDED:0.74 GPD/SF(471.2 SF) = 348.7 GPD NOTE: TO PREVENT BREAKOUT, FINAL GRADE SHALL NOT BE AT, OR BELOW, EL.=96.4 FOR A DISTANCE OF 15' FROM THE EDGE OF THE PROPOSED S.A.S. PROPOSED S.A.S. INSTALL RISER & COVER OVER EACH CHAMBER AND SET TO 3" OF F.G. TO SERVE AS INSPECTION PORT r F.G. EL.=99.7± MAINTAIN 2% SLOPE OVER S.A.S. I / EFFECTIVE WIDTH = 12.8' 1 2-500 GALLON LEACHING CHAMBER SURROUNDED WITH STONE AS SIL 0 T4TED 8.5' = 17.0' LENGTH = <' LEACHING SYSTEM SECTION SOIL LOG -2" LAYER OF 1/8" TO 1/2" DOUBLE WASHED STONE (OR FFr,' F3_i 4 TO 1-1/2" DOUBLE WASHED STONE DATE: FEBRUARY 23, 2022 SOIL EVALUATOR: PETER McENTEE PE(SE#1542) WITNESS: PHIL RENAUD R.S. HEALTH AGENT ELEV. TP DEPTH 99.2 0„ FILL 98.0 14" LOAMY SAND 97.4 10YR 3/3 B 21„ LOAMY SAND 10YR 5/8 95.9 C 40" MED. SAND 2.5Y 6/6 87.7 1 138" PERC RATE <2 MIN/IN. "C" HORIZON NO GROUNDWATER ENCOUNTERED }„ HOUSE(#21) -T.O.F.=101.44= DECK 62.9'---_. 68.T e \pp SEPTIC LAYOUT � 1 =1 lel tgl mg 1�1 til 1�1 11.9911,11, l til til lel I"71 til I�1 t7l 500 GALLON CAPACITY, H-10 LOADING CHAMBERS N.T.S. 33" 58" PROPOSED SEPTIC SYSTEM UPGRADE 4" KNOCKOUT 20" DIA, COVER 4" KNOCKOUTO / 4" KNOCKOUT 4" KNOCKOUT 21 PAR 3 DRIVE, SOUTH YARMOUTH, 500 GALLON CAPACITY, H-10 LOADING CHAMBERS N.T.S. 33" 58" PROPOSED SEPTIC SYSTEM UPGRADE PLAN 21 PAR 3 DRIVE, SOUTH YARMOUTH, MA Prepared for: Cape Cod Septic Services, 350 Main St, W. Yarmouth, MA 02673 Engineers: Surveyors: SCALE DRAWN JOB. NO. Engineering Works, Inc. JC Engineering, Inc. N.T.S. P.T.M. 320-21 12 West Crossfield Road Forestdale, MA 02644 2854 Cranberry Hwy. E.Wareham, MA 02538 DATE CHECKED SHEET N0. (508) 477-5313 (508) 273-0377 3/8/22 P.T.M. 2 Of 2