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HomeMy WebLinkAboutEngineered Plans - 2019TOP OF FOUNDATION EL. 98.0' EL. 96.0' DATUM: ASSUMED) 1000 GALLON SEPTIC TANK (EXISTING) SEPTIC SYSTEM PROFI, INSP. EL. 96.0'f (8nst2'to be levee --5' 1% — Flaherty Environmental Services P.O. Box 331 Harwich, MA 02645 774.994.1166 EL. VY.L! ■ Deox SOIL ABSORPTION SYSTEM 1 w-7 CLEAN, DOUBLE- (1) LEACH FIELD 20'W X 301 X 0.5D USING 6" CRUSHED STONE OR G}.0 MECHANICALLY COMPACTED WASHED _" TO 1 Z" STONE PERFORATED PIPE AND SURROUNDED BY DOUBLE -WASHED J" TO 1 J" STONE j C 100,00• I i Permit valid for RF.PAfft O>. SEf'"17C. St'S7'EI11 PAVED ONLY, dire to State and Local �epfic' variances. DRIVEWAY 31.67 Board of flealth review and approval is required for any future additions/rcn„+,+tion4/alterations tq GARAGE sewage facilities and/or stru+ tares/d++eNing. (SLAB) Yarmouth health Departinent O ti Vamp Date / LEGEND 6 6 6 Fi- GAS LINE W W W W- WATER LINE 16 3119 0116 1311E EXIST. ELECTRIC 99 EXIST. CONTOURS - - - - ® PROP. CONTOURS EXIST. FENCE DECK S� / EXISTING 4 p 4 BR 21.4' CS/ DWELLING EXIST. S.T. O ti 2 SHED V / z w LOTS 54 & 55 14,000 SFt w MAP 32 PARCEL 172 1 95 BENCHMARK: TOP OF FNDN Wk EL. 98.0' 100.00• BOTTOM OF TEST HOLE EL. 86.0' USGS ADJUSTMENT: 2.4' (1.5' REQUESTED) GROUNDWATER ELEV: 88.0' 96 it t/ 10.0, SCALE: 1" = 30' REF.' PB 71 PG 117 EDWD AR A. a LOCAL UPGRADE APPROVAL: MAXIMUM_ FEASIBLE COMPLIANCE - 310 CMR 15.405(1)(h) REDUCTION IN SEPARATION TO ADJ. G.W.- FROM T TO 4' A REDUCTION IN THE G.W. ADJUSTMENT IS REQUESTED FROM 2.4' TO 1.5' (0.7') THIS IS THE SAME ADJ. AS THE NEARBY ZONE "A" EL. 90.4'(FULL ADJ.) LOCATION MAP N TH f Rt. 28 LOCUS t a �d NTS OFM�SS �, STF- SANITW ' DATE.- M/9/2019 REV SED. SITE AND SEWAGE PLAN FOR B & B EXCAVATION INC./ KEVIN A. PELLERIN 10 ELTON ROAD WEST YARMOUTH, MA PAGE 1 OF2 GENERAL NOTES 1, ALL PRECAST COMPONENTS TO BE H-10 RATED. ALL COMPONENTS WITH ANY ANTICIPATED VEHICULAR TRAFFIC TO BE H-20 RATED, 2, THE DESIGN OF THIS SYSTEM DOES NOT ALLOW FOR THE USE OFA GARBAGE GRINDER, 3, MUNICIPAL WATER IS AVAILABLE, 4, ALL CONSTRUCTION TO CONFORM WITH 310 CMR 15.000 AND ALL OTHER APPLICABLE LOCAL, STATE AND FEDERAL CODES AND REGULATIONS. 5. INSTALLER/CONTRACTOR TO REVIEW & VERIFY ALL ELEVATIONS AND DETAILS AND REPORT ANY DISCREPANCIES TO DESIGNER PRIOR TO CONSTRUCTION OR ASSUME ALL RESPONSIBILITY, 6. INSTALLER/ CONTRACTOR IS RESPONSIBLE FOR MAINTAINING SAFE WORK AREA, VERIFYING ALL UTILITIES AND NOTIFYING "DIG SAFE" (1-888-344-7233) 72 HOURS PRIOR TO CONSTRUCTION, 7. ANY CHANGES TO OR DEVIATIONS FROM THIS PLAN MUST BE APPROVED IN WRITING BY FLAHERTY ENVIRONMENTAL SERVICES AND LOCAL BOARD OF HEALTH, 8. FINISH COVER OVER COMPONENTS IS NOT TO EXCEED 3' PER 310 CMR 15.000 UNLESS SHOWN PER PLAN. 9. ALL ABANDONED SEPTIC SYSTEM COMPONENTS TO BE PUMPED DRY AND FILLED WITH CLEAN SAND OR REMOVED AND REPLACED WITH CLEAN SAND, 10,ALL COMPONENTS TO BE PROVIDED WITH WATERTIGHT ACCESS PORTS WITHIN 6" OF FINISH GRADE. 11.ALL SEPTIC TANKS, DISTRIBUTION BOXES AND PIPING TO BE INSTALLED WATERTIGHT. 12,NO KNOWN WETLANDS OR WELLS WITHIN 100 FEET OF PROPOSED LEACHING. 13. THIS IS NOT A CERTIFIED PLOT PLAN AND UNDER NO CIRCUMSTANCES IS THIS PLAN TO BE USED FOR ZONING OR BUILDING PURPOSES, 14. LOT IS SHOWN AS ASSESSOR'S MAP 32 PARCEL 172. 15. LOCUS PROPERTY'S PROPOSED SYSTEM APPEARS NOT TO BE WITHIN AN AQUIFER PROTECTION DISTRICT (ZONE II), DESIGN CALCULATIONS SYSTEM DETAIL Flaherty Environmental Services P. 0. Box 331 Harwich, MA 02645774, NUMBER OFACTUAL BEDROOMS 4 994.1166 GARBAGE DISPOSAL UNIT NO 2 0 r TOTAL ESTIMATED FLOW 4 r 010 GAL/BR/DAYX4 BR) MO GAL./DAY 4 r 4' SCH 40 PERFORATED PVC REQUIRED SEPTIC TANK CAPACITY 880 GAL. 4 / 3 O r SET IN A BED CONFIGURATION SIZE OF SEPTIC TANK 1000 GAL. (EXISTING) 4 r AND SPACED AS SHOWN 4 SOIL CLASSIFICATION 1 DESIGN PERCOLATION RATE < 5 MIN./INCH EFFLUENT LOADING RATE a74 GAL./DAY/FT2 LEACHING AREA BOTTOM: (20'X 30) = 600 FTz 600 X a74 = 444 GAUDAY 4' SCH 40 PERFORATED PVC (STANDARD) USE (4) LATERALS OF PERFORATED PIPE SURROUNDED BY SET ON 6' OF 3/4' TO 1 1/2' DOUBLE WASHED STONE 4" TO 1 P STONE, CONFIGURED AS 20' WIDEX 30' LONG AND 0.5, DEEP (SEE DETAIL TO RIGHT) RESERVE LEACHING CAPACITY N/A SOIL EVAL UA TION TEST HOLE #1 Evaluator: David D. Flaherty Jr., RS, REHS SE#2755 BOH Witness: Amy VonHone, RS, CHO Date: January 9, 2019 TH-1 ELEV. 96.0' 0--6- 6"- 27" 27"- 120" ADJ. G. W. ELEV. 90.4' G.W. ELEV 88.0' BOTTOM TH-1 ELEV. 86.0' A LS 10 YR 312 B LS 10YR516 C FMS 2.5Y 6/4 NB: WELL- ZONE- READING- DATE- ADJ.- PERC TEST TO BE PERFORMED AT TIME OF /NSTALLAT/ON (NTS) MIW-29 B 8.14' DEC. 2018 2.4' "I certify that on November 12, 2002, l have passed the examination approved by the Department of Environmental Protection and that the above analysis has been performed by me consistent with the required training, expertise, and experience described In 310 CMR 15.018(2)." SITE AND SEWAGE PLAN FOR B & B EXCAVATION INC./ KEVtN A. PELLERIN 10 ELTON ROAD WEST YARMOUTH, MA PAGE 2 OF