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Home My WebLink AboutEngineer Plan10 QD a m F,oAD 00 1 � R� PK SET L M 100.00 AZE 99.95 „ / 99,77 / .1*- / W 99.60 S 79'S7'S0, 99,9.--'. 78.23 '00.52 LOT 3 12,169f S. F. Dr_N ,n1v1HK1\-C COR. BULK HEAD 102.64 EXISTING SEPTIC TANK TOP OF TANK, E-L.=100.92 INV OUT=99.57 0f k4Ss9cy� a PETER T. McENTEE CIVIL " No. 35109 -&G/SO° � ti*% :v" 10.0,72 101.10 PAVED 10155 DRIVEWAY 102.15x 101.5 1�T e 10i_ 101,59 N X 7SUNROOM "_ BH G) ECK tx10217 n n TPx 102.21 � 102.64 x 10 ,92 nth Health Department + 10 -.PPROVED♦ 10018l0.15 WMSO 100.32 Date 100,48 9�O10 , 8 x 10040 ® 100.19 10057 100.61x 101.26xpX 101.47 x 101.32 zAC101,89w1 101,82 gyp.4'O + /It L---------Y 102,32 103.23X N79.38'10" PROPOSED S.A.S.2-500 GALLON CHAMBERS SURROUNDED W/4'STONE 67 PK SET•-0.37 BENCHMARK- VAG NAIL SET EL=101.98 10214 --64--•- EXISTING CONTOURx 60.98 EXISTING SPOT GRADEW- EXISTING WATER SVC.--G---- EXISTING GAS SERVICE '_--O.H,WJ- EXISTING GAS SERVICETEST PIT BENCHMARK U"U lam. �i U\VJ�l01 u uHEALTH DEPT.LOCUS MAP 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 AN 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 100' 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. 15. HOUSE LOCATION TAKEN FROM PLOT PLAN ON RECORD AT TOWN HALL BY GEORGE LANIDES DATED SEPT. 11, 1978. MAP ID: 78-209 OWNER OF RECORD BANKOWSKI, G�oRIA F 21 HAZELMOOR ROAD SOUTH YARMOUTH, VIA 02664 PROPOSED SEPTIC SYSTEM UPGRADE PLAN 21 HAZELMOOR ROAD, SOUTH YARMOUTH, MA Prepared for: McGovern Pantaleon, 476 Liberty Street, Rockland, MA 02370 Engineering by: Engineering Works, Inc.1'l 12 West Crossfield Road, Forestdole, MA 02644 (508) 477-5313 SCALE DRAWN P.T.M. JOB. NO. 311-22 DATE 10/14/22 CHECKED P.T.M. SHEET NO. 1 of 2 NOTE: TO PREVENT BREAKOUT, THE PROPOSED FINISH GRADE SHALL NOT BE < EL. 99.00 FOR A DISTANCE OF 15' AROUND THE PERIMETER OF THE S.A.S. EXISTING SEPTIC TANK PROPOSED D—BOX PROVIDE RISERS WITH COVERS OVER INLET & PROPOSED S.A.S. OUTLET MANHOLES SET TO 6" OG FINISH GRADE. INSTALL RISER &COVER INSTALL RISER & COVER OVER ONE CHAMBER AND SET TO 6" OF GRADE SET TO 3" OF F.G. TO SERVE AS INSPECTION PORT TLF.G.EL.=101.8± 02.5f �cP F.G. EL.=102.Ot F.G. EL.=102.Ot F.G. EL.=102.2E MAINTAIN 2% SLOPE OVER S.A.S. L=28' L=5' ® S=1% (MEN.) s S=1% (MIN.) 2" LAYER OF 1/8" TO 1/2" BH 4"SCH40 PVC 4"SCH40 PVC DOUBLE WASHED STONE SUN ROOM Ba O as (OR APPROVED FILTER FABRIC) —47.1' 10"I " aaaa W 14" 2' EFF. aaaaaaa aaaaaaa EXISTING 48" LIQUID DEPTH �-3/4" TO t-t/2' DOUBLE DECK 46.1' LEVEL ADD GAS PROPOSED 4 4.8' 4' WASHED STONE 6+, BAFFLE INV.=99.17 INV.=99.00 S2 66..5 D-BOX EFFECTIVE WIDTH = 12.8` 4' INV.=99.57 EXISTING SEPTIC TANK 3 OUTLETS INV.=98.50 2-500 GALLON LEACHING CHAMBERS PROPOSED S.A.S. SURROUNDED WITH STONE AS SHOWN 2-500 GALLON CHAMBERS H-20 RATED SURROUNDED W/4' STONE TOP CONC. EL-V.=99.6t S.A.S. LAYOUT BREAKOUT ELEV.=99.00 aeaa NOTES: INV. ELEV.=98.50 aaaea -� aaaaaaaaae� 1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE aaaaaaBaeaB INVERTS, PRIOR TO INSTALLATION. BOTTOM ELEV.=96.50 4' 8 5' 4' 2) D-BOX SHALL BE SET LEVEL AND TRUE TO GRADE 4' OF NATURALLY OCCURRING VARIES -REFER TO SKETCH ON A MECHANICALLY COMPACTED STABLE BASE OR PERVIOUS MATERIAL ®®® 0 ® ®® SIX INCH AGGREGATE BASE, AS SPECIFIED IN 310 5' (MIN.) ABOVE G.W. CMR 15.221(2). LEACHING SYSTEM SECTION ®®®®®®®®®® 33" 3} INSTALL INLET & OUTLET TEES AS REQUIRED. BOTTOM OF TEST PIT, EL.=91.2 = 3/4- TO 1-1 /2" DOUBLELd 4) A GAS BAFFLE SHALL BE INSTALLED ON OUTLET TEE WASHED STONE Z ® �® AS MANUFACTURED BY TUF-TITE, ZABEL OR EQJAL. SEPTIC SYSTEM PROFILE 102" DESIGN CRITERIA SOIL LOG 4" KNOCKOUT PERIMETER=75.6' 20" DIA. COVER BOTT.AREA=320.0 SF DATE: OCTOBER 5, 2022 DUMBER OF BEDROOMS: 3 BEDROOMS SAS DIMENSIONS SOIL EVALUATOR: PETER MCENTEE SE#1542 4" KNOCKOUT 4" KNOCKOUT 58" SOIL TEXTURAL CLASS: CLASS i (LOADING RATE=0.74 GPD/SF) SKETCH WITNESS: JAY GARDINER IIEALTI- AGENT 0 DESIGN PERCOLATION RATE: <2 MIN/IN 8' ELEV. TIP DEPTH 102.2 A 0 L DAILY FLOW: 330 GPD 4" KNOCKOUT DESIGN FLOW: 330 GPD �` , 101.4 10YR 4� t o' GARBAGE GRINDER: NO -not allowed with design 3 7' C'n `' MEDIUM SAND 500 GALLON CAPACITY, H-20 LOADING LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF PROPOSED,N 985 7.5YR 5/8 32. LEACHING CHAMBER .74 GPD/SF , S.A.S. , C EXISTING SEPTIC TANK: 1000 GALLON CAPACITY — N.T.S. PROPOSED D—BOX: 1 INLET, 1 OUTLET (MINIMUM), H-20 RATED 16'5 USE 2-500 GALLON LEACHING CHAMBERS IN SERIES F-M SAND PROPOSED SEPTIC SYSTEM UPGRADE PLAN SURROUNDED BY DOUBLE WASHED STONE ON ALL SIDES 2.5Y 6/6 21 HAZELMOOR ROAD, SOUTH YARMOUTH, MA SIDEWALL AREA: 75.6'(PERIMETER LENGTH) x 2'(EFF. DEPTH) 151.2 SF Prepared for: McGovern Pantaleon, 476 Liberty Street, Rockland, MA 02370 BOTTOM AREA: ................................ __ ........................ - ........... 320.0 SF Engineering by: SCALE DRAWN JOB. NO. 471 2 SF I P.T.M. 311— 22 91.2 132" Engineering Works Inc. 1 =2° TOTALAREA: .............................................................9 9 NO GROUNDWATER ENCOUNTERED 12 West Crossfield Road, Forestdale, MA 02644 DATE CHECKED SHEET N0. DESIGN FLOW PROVIDEDO.74 GPD/SF(471.2 SF) = 348.6 GPD PERC RATE <2 MIN/IN. ("C" HORIZON) (508) 477-5313 10/14/22 P.T.M. 2 of 2