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HomeMy WebLinkAboutEngineer Plans - 2021T 4" CAST IRON or EQUIVALENT MIN. PITCH 1/4" PER FOOT pF e, (DATUM: ASSUMED) FLOW LINE 14" 1500 GALLON SEPTIC TANK (_EXISTING) Permit v for REPAIR OF SEPTIC SYSTEM ONLY, due to State and Local septic variaua'es. Board of health review sod approval is required Gr any future addilionslrenovstions/alterations "b sewme facilities and/or structures/dwellius. Yarmouth Hcalth Department APPROVED LEGEND SEPTIC SYSTEM PROFILE (not to scale) INS{ 2" of 8" to 1" DOUBLE WASHED Et PEASTONE OR GEOTEXTILE FILTER FABRIC (first 2'to be level) Flaherty En vironmental Services " OF OF G CLEAN P.O. Box 331 Harwich, MA 02645 774.994.1166 2_0' (H•20 D -BOX) ii"o�o�o°o" o"o"o 0 0 0 0 0 0 0 0A O O O O LL INLET TEE )VE OUTLET INVERT SOIL ABSORPTION SYSTEM (3) 500 GALLON H-20 CHAMBERS WITH 4' STONE AROUND IN A to 12" DOUBLE WASHED STONE 12.83'X 33.5'K 2' CONFIGURATION BOTTOM OF TEST HOLE EL. 43.5' OLD TOWNHOUSE ROAD 1 DRIVEWAY I j DRIVEWAY II 55J$�TH-1 -'v— G 6 GAS LINE �y 55 W WWATER LINE LOT 20 LOT 19 - 6 r S EXIST. ELECTRIC 99 EXIST. CONTOURS — — — — — 99 PROP. CONTOURS .�o.6 UNDERGROUND UTIL. 10.111 54 USGS ADJUSTMENT: N/A GROUNDWATER ELEV: N/A U _ULA HP 2 0 2021 HEALTH DEPT. 1 SCALE" 111 =10' REF.DOWN CAPE ENGINEER/NG PLAN DATED 7111.99 LOCAT/ONAMP N TH 1 NTS Old Townhouse Rd. LOCUS ° ^ 0 N y, Sc AO. R DATE:9/1612021 I REVISED: SITE AND SEWAGE PLAN FOR B & B EXCAVATION, INC./ J. S. SAGESSE 279-281 OLD TOWNHOUSE ROAD YARMOUTH, MA PAGE 1 OF2 77,00' L L- 53 0 oEXISTING 4 BR DUPLEX Mrn y r BENCHMARK: TOP ^'NDN y o vl EL. ! LCT 4 n LOT 3 10,066 SFt O MAP 86 LOT 25 2 6' EXIST, S.T. sa o �. 53 . ...:.... ..:\:.'.... 23.2' 55J$�TH-1 -'v— G 6 GAS LINE �y 55 W WWATER LINE LOT 20 LOT 19 - 6 r S EXIST. ELECTRIC 99 EXIST. CONTOURS — — — — — 99 PROP. CONTOURS .�o.6 UNDERGROUND UTIL. 10.111 54 USGS ADJUSTMENT: N/A GROUNDWATER ELEV: N/A U _ULA HP 2 0 2021 HEALTH DEPT. 1 SCALE" 111 =10' REF.DOWN CAPE ENGINEER/NG PLAN DATED 7111.99 LOCAT/ONAMP N TH 1 NTS Old Townhouse Rd. LOCUS ° ^ 0 N y, Sc AO. R DATE:9/1612021 I REVISED: SITE AND SEWAGE PLAN FOR B & B EXCAVATION, INC./ J. S. SAGESSE 279-281 OLD TOWNHOUSE ROAD YARMOUTH, MA PAGE 1 OF2 GENERAL NOTES 1. ALL PRECAST COMPONENTS TO BE H-10 RATED UNLESS OTHERWISE SPECIFIED, DISTRIBUTION BOX AND ANY COMPONENTS WITH ANYANTICIPATED 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. INSTALLERICONTRACTOR 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. I I,ALL SEPTIC TANKS, DISTRIBUTION BOXES AND PIPING TO BE INSTALLED WATERTIGHT. 12.NO KNOWN WETLANDS OR WELLS WITHIN 150 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 ASSESSORS MAP 86 LOT 25 . 15.LOCUS PROPERTY IS LOCATED WITHIN AN AQUIFER PROTECTION DISTRICT (ZONE II). DESIGN CALCULATIONS SYSTEM DETAIL Flaherty Environmental Services P. O . Box 331 Harwich, MA 02645 NUMBER OFACTUAL BEDROOMS 4 774.994.1166 GARBAGE DISPOSAL UNIT NO TOTAL ESTIMATED FLOW (I 10 GALIBR/DAYX 4 BR) 440 GAL./DAY REQUIRED SEPTIC TANK CAPACITY 880 GAL. SIZE OF SEPTIC TANK SOIL CLASSIFICATION DESIGN PERCOLATION RATE EFFLUENT LOADING RATE LEACHINGAREA (2) x (33.5'+ 12.83)(2) = 185 SF 33.5'x 12.83' = 429 SF 614 SF x 0.74 = 454 GPD 1500 GAL. (EXISTING) 1 <2 MINANCH 0.74 GAL./DAYIFT2 USE (3) 500 GALLON H-20 CHAMBERS WITH 4' STONE INA 12.83'X 33.5' CONFIGURATIONAS DIAGRAMMED RESERVE LEACHING CAPACITY N/A SOIL EVALUATION TEST HOLE #1 Evaluator: David D. Flaherty Jr., RS SE#2755 BOH Witness: Phil Renaud, BOH Date: September 10, 2021 TH-1 ELEV. 54.0' 011-101, 10'-29" 29"-48" 48"- 126" G.W. ELEV. N/A BOTTOM TH-1 ELEV 43.5' A LS 10YR 3/2 8 LS 10YR 516 C1 MCS 10YR 614 C2 MS 2.5Y614 (NTS) 7 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 consistant with the required training, expertise, and experience described in 310 CMR 15018(2)." SITE AND SEWAGE PLAN FOR B B B EXCAVATION, INC./ J. B. SAGESSE 279-281 OLD TOWNHOUSE ROAD YARMOUTH, MA PAGE20F2 DATE: 911612021