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HomeMy WebLinkAbout00000002NOTE: MAGNETIC TAPE TO BE PLACED OVER ALL COVERS SEPTIC TANK PROPOSED D -BOX T.O.F. EL.=40.0 INSTALL RISERS & COVERS OVER INLET & INSTALL RISER & COVER OUTLET AND SET TO 6" OF FINISH GRADE SET TO 6" OF GRADE F. G. EL.=39.0f /-F.G. EL.=38.0f F.G. EL: 38.5f 9" MIN COVER/ L = 24'36' MAX COVER L = 20' 0 S=1% (MIN.) EL. = 37.0 0 3=1% (MIN.) 4"SCH40 PVC 4"SCH40 PVC 10" 14" \INV.=36.0 49 LIQUID INV.=35.75 LEVEL GAS BAFFLE INV .=35.55 PROPOSED 1.500 GALLON SEPTIC TANK PROP. SEWER OUTLET INV.=37.0 NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE INVERTS PRIOR TO CONSTRUCTION 2) TANK AND 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 W/ GAS BAFFLE AS REQUIRED 4) PLUMBING TO BE MODIFIED TO MEET OUTLET LOCATION AND ELEVATION. (PLUMBING PERMIT REQ'D) L = 10'(MAX) ® S=1% (MIN.) 4"SCH40 PVC 11.3" TO INVERT INV.= 35.20 - PROPOSED D -BOX INV.=35.35 DB -5 L 0 BREAKOUT=TOP ELEV.--35.59 INV. ELEV.= 35.20 BOTTOM ELEV.= 34.26 NOTE: TO PREVENT BREAKOUT, THE PROPOSED FINISH GRADE SHALL NOT BE < EL:35.59 FOR A DISTANCE OF 15' AROUND THE PERIMETER OF THE S.A.S. PROPOSED S.A.S. INSTALL A 4" DIAMETER INSPECTION PORT OVER ONE CHAMBER (MIN.) AND SET TO 3" OF F.G. /-F.G. EL: 38.5(MAX.) INSTALL TWO INSPECTION PORTS (MIN.) 4 ROWS OF 4 UNITS AT 6.25'/UNIT = 25.0'/ROW SOIL ABSORPTION SYSTEM (PROFILE) RESTORE VEGETATIVE COVER BACKFILL N TO TOP OF ffl�q__-x rAxiyArq ' 5' MIN. ABOVE BOTTOM OF 2.83' T.P. EXCAVATION OR G.W. EFFECTIVE WIDTH = 4 x 2.83' = 11.32 (11.76' PROVIDED) USE 4 ROWS OF 4 -HIGH CAPACITY BOTTOM OF TESTHOLE: EL:22.50 _ INFILTRATOR (H20) UNITS -NO STONE SEPTIC SYSTEM PROFILE N.T.S. DESIGN CRITERIA NUMBER OF BEDROOMS: 3 BEDROOM DESIGN DESIGN FLOW: RESIDENTIAL: 3 BEDROOMS ® 110 GPD/BR = 330 GPD DESIGN PERCOLATION RATE: <2 MIN/IN SOIL TEXTURAL CLASS: CLASS I GARBAGE GRINDER: NO (not designed for garbage grinder) DISTRIBUTION BOX: USE DB -5 (H20) SEPTIC TANK: 330 gpd x 200% = 660 gpd USE NEW 1,50OG SEPTIC TANK LEACHING AREA REQUIRED: (330)/.74 = 445.94 S.F. TYPICAL SECTION N.T.S. PERC SAND EXISTING SUITABLE MATERIAL SOIL LOGS DATE: MAY 8, 2014 (0.74 GPD/SF) SOIL EVALUATOR: DARREN MEYER, CSE 1614 WITNESS: PHIL RENAUD, YARMOUTH HEALTH PRIMARY S.A.S. USE 4 ROWS OF 4 - HI -CAP INFILTRATOR H-20 UNITS -NO STONE BOTTOM AREA: (GENERAL USE APPROVAL FOR 4.73 SF/LF OF CHAMBER) (CHAMBER) 41 UNITS x 6.25 LF x 4.73 SF/LF = 473.00 SF TOTAL AREA = 473.00 SF DESIGN FLOW PROVIDED: 0.74GPD/SF(473.00SF) = 350 GPD > 330 GPD req'd Elev. TP- 1 Depth Elev. 0" 38.50 TP -2 A Depth 36.50 0" FILL LOAMY SAND IOYR 3/2 34.50 24" 37.92 7" ALOAMY SAND B 10YR 3/2 LOAMY SAND 33.83 32" 10YR 6/6 B LOAMY SAND 10YR 6/8 35.67 34" C 31.17 64" C FINE -MEDIUM MEDIUM SAND W/SILT.LOAM -COARSE 26.50 25Y 6/6 120" PERC TEST ® 33.75 SAND C2 MEDIUM 2.5Y 7/3 SAND 22.50 2.5Y 7/3 168" 28.50 120" PERC RATE <2 MIN/IN. (-Cl- HORIZON) NO GROUNDWATER OBSERVED • I, Darren M. Meyer, R.S., CSE, hereby certify that I am currently approved by MADEP pursuant to 310 CMR 15.017 to conduct soil evaluations and that the above analysis has been performed by me consistent with the requirements of 310 CMR 15.017. 1 further certify that I have passed the Soil Eval. Exam in October, 1999. OF MgSsq��� o DAREN M. No. 1140 S1 S4 SANI TA?, 0, SECTION 11" INVERT HEIGHT END CAP INFILTRATOR - HI CAPACITY (H20) CHAMBER PROPOSED SEPTIC SYSTEM UPGRADE PLAN 46 SQUIRREL RUN RD., YARMOUTH, MA Prepared for: Dupouy Design by: Survey by: SCALE DRAWN DATE MEYER &SONS, INC. Weller and Assoc. N.T.S. DMM 05/21/14 Po Box 981 508-775-0735 EAST SANDWICH, MA 02537 CHECKED SHEET NO. 508-362-2922 DMM 2 of 2