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HomeMy WebLinkAboutEningeer Plans - 2021Yarmouth Health Department APPROVED 3� f--A�s ro rs Name Date EXISTING S.A.S. TO BE REMOVED WITHIN 5' OF NEW S.A.S. — SEE NOTE II OTHERWISE ABANDONED EXISTING SEPTIC TANK 99.67 (TO REMAIN) TOP OF TANK, EL.=99.61 100.44 - INV.(OUT), EL.=98.28± A�yq CBDH <A� Y�(Y99.7 100.31 ESTIMATED STRIPOUT BOUNDARY v`1 SURROUNDING EXISTING S.A.S. 100.35 S (�i \ x I " 99.98 '/ / r 1p0.53` Q• � 10 53 t*� 99.78 ...... ok O N`L/+ CESS ..e � ) e ��G `�"2 O 00.78"D eaA 100,71 `Vx 100.77 99.43 Xx 100.5100'77 SHED SHED BENCHMARK -1 �_;,. K SET OLD ABANDONED I MAG. NAIL SET 00.0 CESSPOOL TBM2 ...:..:.:.. EL.=100.00 100,87 -- r 10014 100'9 OIL TANK WMS PAVED.... 100.2 x :100.63 99.38 90.- LK 0 LK 100.94 ip032 PATO BENCHMARK -2 COR./STEP 99,40 1 0 3 STONE G6 EL=100.92 EXISTING HO 62 yo ��•' 100.37 T.O.F.=,700.71 99.26 S 1 � a ��6 9302.3 SF 100.4 ' 1" i r '17 100.10 y1•. 100.08 98.98 / G 98 93� P SET yl• 98' CBDISK S.A.S. LAYOUT yyynGn Vu n[L ynD ZAMBELIS, THEODORE H KOUNADIS, EVANGELINA K 355 MAIN STREET WEST YARMOUTH, MA 02673 PETER T.i� MCENTEE CIVIL No. 35109 P, cs(A-� PARCEL ID: 40 - PROPOSED SEPTIC SYSTEM UPGRADE PLAN 62 JOSHUA BAKER ROAD, WEST YARMOUTH, MA Prepared for: DiBuono Sewer & Drain, 35 Content Ln, Cotuit, MA 02536 Engineering by: Engineering Works, Inc. 12 West Crossfield Road, Forestdole, (508) 477-5313 MA 02644CHECKED DRAWN P.T.M. JOB. NO. 260-21 FCALE 1 P.T.M. SHEEr NO. 1 of 2 NOTE: TO PREVENT BREAKOUT, THE PROPOSED FINISH GRADE SHALL NOT BE < EL: 97.9 FOR A DISTANCE OF 15' AROUND THE PERIMETER OF THE S.A.S. SEPTIC TANK PROPOSED D -BOX PROPOSED S.A.S. INSTALL RISERS & COVERS OVER INLET & INSTALL RISER AND COVER INSTALL RISER & COVER OVER ONE CHAMBER(MIN.) OUTLET AND SET TO 6' OF FINISH GRADE SET TO WITHIN 6" OF FINISH AND SET TO WITHIN 3" OF FINISH GRADE TO SERVE T.O.F.=100.7± GRADE AS AN INSPECTION MANHOLE. fF.G. EL.=100.3± F.G. EL.=100.8± EXISTING F.G. EL.=100.8± F.G. EL.=100.7± L= 21' L= 28' S=1% (MIN.) @S -I% (MIN.) 4"SCH40 PVC 4"SCH40 PVC e^ ----2" LAYER OF 1 /8" o^I + s ®O® 14" 12" WASH/ED STONES LIQUID EXISTING 48" LEVEL INV.=98.25 POSED ININV9797040 3WIDTH GASBAFFUE1/2 � INV.=97.87 D" = 15' .........: .. EFFECTIVEDOUBLE WASHED STONE EXISTING SEPTIC TANK USE 5 LC -6 LEACHING CHAMBERS IN SERIES WITH 3.5' OF DOUBLE WASHED STONE ON ALL SIDES H-20 RATED TOP CONC. ELEV.=98.23 NOTES - BREAKOUT ELEV. .40 ®®®O ® ® =97 1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE INV. ELEV.=97.90 INVERTS, PRIOR TO INSTALLATION. ®®®®®®® 2) D -BOX SHALL BE SET LEVEL AND TRUE TO BOTTOM ELEV.=96.40 3.5' 5 x 6' = 30' 3.5' GRADE ON A MECHANICALLY COMPACTED SIX 4' OF NATURALLY OCCURRING INCH CRUSHED STONE BASE, AS SPECIFIED IN PERVIOUS MATERIAL EFFECTIVE LENGTH = 37' 310 CMR 15.221(2). 5' (MIN.) ABOVE G.W. 3) INSTALL INLET & OUTLET TEES AS REQUIRED. LEACHING SYSTEM SECTION 4) GAS BAFFLE TO BE INSTALLED ON OUTLET TEE ADJ. GW, EL=91.2 AS MANUFACTURED BY TUF-TITE, ZABEL OR EQUAL. SEPTIC SYSTEM PROFILE N.T.S. SOIL LOG GENERAL NOTES: DATE: SEPTEMBER 30, 2021 SOIL EVALUATOR: PETER McENTEE PE, SE -1542 1. ALL CHANGES TO THIS PLAN MUST BE APPROVED BY THE LOCAL WITNESS: PHIL RENAUD HEALTH AGENT BOARD OF HEALTH AND THE DESIGN ENGINEER. 2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIREMENTS ELEV. TP DEPTH OF THE STATE ENVIRONMENTAL CODE, TITLE V, AND ANY APPLICABLE 100.7 A D„ LOCAL RULES AND REGULATIONS. LOAMY SAND 3. THE SEWAGE DISPOSAL SYSTEM SHALL NOT BE BACKFILLED PRIOR 100.2 10YR 5/2 6„ TO INSPECTION AND APPROVAL BY THE BOARD OF HEALTH AND THE B DESIGN ENGINEER. LOAMY SAND 4. ANY CONDITIONS ENCOUNTERED DURING CONSTRUCTION DIFFERING 10YR 5/6 PERC 10'/28" FROM THOSE SHOWN HEREON SHALL BE REPORTED TO THE DESIGN 98.0 32 ENGINEER BEFORE CONSTRUCTION CONTINUES. Cl 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. MED. SAND 7. WATER SUPPLY PROVIDED BY TOWN WATER SERVICE. 10YR 6/4 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 91.2 ADJ. G.W. = 114" REDOX 7.SYR 5/8 DIRECTED BY THE APPROVING AUTHORITIES. 90.2 ST& G.W. 126" 10. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY 89.7 132" THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING PERC RATE 2 MIN/IN. ("B"&"C" HORIZONS) CONSTRUCTION. GROUNDWATER ENCOUNTERED AS NOTED 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 F +• KNOCK0_ 1 Iff yO• ar, coVER INSPECTED BY DESIGN ENGINEER PRIOR TO BACKFILL 13. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND - m NOT CONSIDERED TO BE A PROPERTY LINE SURVEY. Ie KNOOKoNr e KNOOKOUT 14. THE ENGINEER IS NOT RESPONSIBLE FOR ANY UNDOCUMENTED SEPTIC SYSTEM COMPONENTS NOT SHOWN ON THE PLAN L _ - - - - +• KNooKour I 72" DESIGN CRITERIA PLAN VIEW NUMBER OF BEDROOMS: 3 BEDROOMS ---- ---- SOIL TEXTURAL CLASS: CLASS 1 ®® ® 0 ® ® ® ® 0 DESIGN PERCOLATION RATE: <2 MIN/IN DAILY FLOW: 330 GPD 122. INVEaTl ®®®®®® ® 1z• DESIGN FLOW: 330 GPD I GARBAGE GRINDER: NO -AND NOT PERMITTED WITH THIS DESIGN 72" 36" SIDE VIEW END VIEW LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF WIGGIN LC -6, H-10 LOADING GPD LEACHING CHAMBER 15 PROPOSED SEPTIC TANK: 1500 GALLLL ON CAPACITY, H-10 RATED PROPOSED DISTRIBUTION BOX: 1 INLET, 3 OUTLETS, H-10 RATED PROPOSED SEPTIC SYSTEM UPGRADE PLAN USE 5 LC -6 LEACHING CHAMBERS IN SERIES WITH 3.5' of DOUBLE WASHED STONE ON ALL SIDES 62 JOSHUA BAKER ROAD, WEST YARMOUTH, MA Prepared for: DiBuono Sewer & Drain, 35 Content Ln, Cotuit, MA 02536 SIDEWALL AREA: (10.0' + 37.0') x 2 x 1' = 94.0 SF BOTTOM AREA: 10.0' x 37.0' = 370.0 SF Engineering by: SCALE DRAWN JOB. NO. TOTAL AREA: ........................................................... 464.0 SF Engineering Works, Inc. N.T.S. P.T.M. 260-21 DESIGN FLOW PROVIDED: 0.74 GPD/SF(464.0 SF) = 343.4 GPD 12 West Crossfield Road, Forestdole, MA 02644 DATE CHECKED SHEET NO. (508) 477-5313 10/4/21 P.T.M. 2 Of 2