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HomeMy WebLinkAboutEngineered Plans - Rev. 2015o� C3 O O SCALE: 1"=30' N 0D, E -76 �N cd N II ; 7 Yarmouth Health Department 93.18 -_j � ��� N JUL 2 8 2015 J HEALTH DEPT. O U } 92.84Q BM- TOP OF HYDRANT SPINDLE 0 o ELEV=96.79 ASSUMED �0 Date JANUARY 25, - 201'5, -' REV: MARCH 4, 2015 REV: MAY 4, 2015 YARMOUTH LEGEND o� PROPOSED CONTOUR 9® PROPOSED SPOT GRADE 98 — — EXISTING CONTOUR + 96.52 EXISTING SPOT GRADE W— PROPOSED WATER SERVICE PARCEL ID: MAP 134 PAR. 3.2 LOT AREA: 24,800 SF TEST PIT o� C3 O O SCALE: 1"=30' N 0D, E -76 �N cd N II ; 7 Yarmouth Health Department 93.18 -_j � ��� N JUL 2 8 2015 J HEALTH DEPT. O U } 92.84Q BM- TOP OF HYDRANT SPINDLE 0 o ELEV=96.79 ASSUMED �0 Date JANUARY 25, - 201'5, -' REV: MARCH 4, 2015 REV: MAY 4, 2015 YARMOUTH o� LOCUS X z 0 BOJ LOCUS MAP LOCUS INFORMATION TITLE REF: BK 3742 PG 035 ZONE: R-40 PLAN REF: BK 205 PG 135 F: 30' S/R: 20' PARCEL ID: MAP 134 PAR. 3.2 LOT AREA: 24,800 SF NOT IN ZONE OF CONTRIBUTION BLDG AREA: 2,451 SF COVERAGE: 9.9% PROPOSED DWELLING SITE AND SEWAGE PLAN LOCATED AT: YARMOUTH, MA PREPARED FOR BOB DUNPHY DUBLIN COMPANIES OF �Assq yGs o yGs ROBB B. SYKES o�,�DAR 4N M _ No. 35418 No. 1140 " o� REG/SiE��o MNITAR\' EASTBOUND LAND SURVEYING P.O. BOX 442 FORESTDALE, MA 02644 508-477-4511 SHEET 1 OF 2 T0'� Y . ' EL: 99.0 F -G.EL: 98.0 EL. 94.75 INV. 94.45 NOTE: MAGNETIC TAPE TO BE PLACED OVER ALL COVERS NOTE: PLACE RISERS OVER ALL COVERS W/IN 6" OF GRADE f.G.EL: 98.0 F.G. EL: 97.0 I TOP TANK=EL. 95.5 I 1 10"I TEE'S ARE TO BE 14 4' SCH 40 PVC BAFFLE PROP. 1,500 GALLON SEPTIC TANK GAS BAFFLE TO BE INSTALLED ON OUTLET TEE AS MANUFACTURED BY TUF-TITE, ZABEL, OR EQUAL 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 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. ALL AREAS DISTURBED DURING CONSTRUCTION SHALL BE RESTORED TO A CONDITION AGREED UPON BETWEEN OWNER AND CONTRACTOR. 9. IT SHALL BE THE RESPONSIBIUTY OF THE CONTRACTOR TO VERIFY THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING CONSTRUCTION. 10. THE DESIGN OF THIS SYSTEM DOES NOT ALLOW FOR THE USE OF A GARBAGE GRINDER 11. 48 HOUR NOTICE FOR ENGINEER CERTIFICATION 12. NO WETLANDS WITHIN 100 FT. OF PROPOSED LEACHING 13. NO PRIVATE WELLS WITHIN 100 FT. OF PROPOSED LEACHING 14. ALL PIPING TO BE 4" SCH 40 0 1/8"/'FT (UNLESS SPEC. OTHERWISE) FINISHED GRADE (97.0) MAINTAIN 2% MIN SLOPE OVER LEACHING AREA 2" OF 3/8" DOUBLE WASHED STONE OR FILTER FABRIC 4" SCH 40 PVC @ S= 1% (MIN. INV. 94.05 2' EFF. DEPTH I NV. 94.20 I INV. 93.85 PROPOSED DB -3 (H20) DISTRIBUTION BOX OF MqS D RREN M. Y -N 1140 'PE�GIST E��� �S�N I TA��Aa SEPTIC SYSTEM PROFILE SOIL LOGS INV. ELEV.= 93.65 aaaa. O aaaa ®a®a®®®a®a® as®a®®®aaa® ®eases®aa®a 4'/ ( 3 X 8.5' TOP CONIC. ELEV.= 94.65 INV. ELEV.= 93.65 - BOTTOM EL.= 91.65 'SEPARATION 5.00 FT. ADJUST. GRNDWATER EL: 86.65 DATE: MAY 30, 2013 SOIL EVALUATOR: DARREN MEYER, CSE 1614 WITNESS: PHIL RENAUD, YARMOUTH HEALTH Elev. TH -1 Depth Elev. TH - 2 Depth 97.65 A 0' 97.85 A 0" LOAMY SAND LOAMY SAND 1OYR 3/1 10YR 3/1 97.15 6" 97.10 9" B LOAMY B LOAMY SAND SAND 10YR 6/8 10YR 6/8 94.98C 32" 94.35 C 42" BOTTOM PERC O EL 93.15 MEDIUM MEDIUM SAND SAND I 2.5Y 7/4 2.5Y 7/4 86.65 132" 86.85 132" PERC RAT'ci<2 MIN/IN. ('C" 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 Evol. Exam in October, 1999. EFFECTIVE LENGTH = 33.5' 3/4" - 1-1/2" DOUBLE WASHED STONE 4' BREAKOUT ELEV.= 94.•65 SOIL ABSORPTION SYSTEM (SECTION) (500 GALLON LEACH CHAMBER) DESIGN CRITERIA NUMBER OF BEDROOMS ""'0 SOIL TEXTURAL CLASS: CLASS I (0.74 GPD/SF) DESIGN PERCOLATION RATE: <2 MINAN DAILY FLOW: 110 G.P.D. X 4 BR = DESIGN FLOW: 440 G.P.D. GARBAGE GRINDER: NO (not designed for garbage grinder) SEPTIC TANK: 440 gpd x 200% = 880 gpd, USE NEW 1,500 GAL. SEPTIC TANK LEACHING AREA REQUIRED: (440) = 594.59 S.F. .74 USE THREE (3) 500 GALLON PRECAST LEACH CHAMBERS W/ 4' STONE ON ENDS & 3.75' STONE ON SIDES: 33.5' L x 12.5' W x 2'D BOTTOM AREA: 33.5' x 12.5'= 418.75 SF SIDE AREA: (33.5 + 12.5) X 2 X 2 = 184 SF TOTAL SQUARE FEET PROVIDED = 602.75 vs. 594.59 REQ'D DESIGN FLOW PROVIDED: 0.74(602.75 S.F.) = 446 G.P.D. vs. 440 G.P.D. req'd PROPOSED SEPTIC SYSTEM UPGRADE PLAN 9 ACORN HILL DRIVE, YARMOUTH, MA Prepared for: Dunphy/Dublin Companies System Design by: Survey by: SCALE DRAWN DATE MEYER & SONS, INC. EASTBOUND LAND SURVEYING NTS DMM 01/25/15 PO BOX 981 EAST SANDWICH, MA 02537 P.O. BOX 442 FORESTDALE, MA 02644 REV- DATE REV. DATE SHEET N0. 508-362-2922 508-477-4511 03/04/15 05/03/15 2 Of 2