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HomeMy WebLinkAboutEngineer PlanTOP OF FOUNDATION COVERS TO BE WATERTIGHT AND SEPTIC SYSTEM PROFILE BROUGHT TO WITHIN 6" OF FINAL GRADE (not to scale) EL. 58.0 EL. 56.0 INSR PORT W I 3 OF GRAD 4" CAST IRON or EQUIVALENT MIN. PITCH 1/4" PER FOOT F %" ' •.., (DATUM: ASSUMED) LEGEND G G G G GAS LINE W W- W -kvL WATER LINE E E—GE EXIST. ELECTRIC 99 EXIST. CONTOURS — — — — — 99 PROP, CONTOURS W4 U46 W16 UNDERGROUND UTIL. 2" of i" to �" DOUBLE WASHED EL. 56.0' PEASTONE OR GEOTEXTILE FILTER FABRIC 4" SCHEDULE 40 PVC PIPE FLOW LINE (flrst2'to belevel) 24' 2.30 5' 1% Flaherty Environmental Services CLEAN SAND P.O. Box 331 Harwich, MA 02645 774. 994.1966 .I VENT TF RFnI ITRF() -- -- --EL vv 0�o°0o°o°o° o 0000052.53 00U�000E00°°�0u 2_0 EL. 52,5' 0000000000o00o000000cc000GAS BAFFLE 000 0 00_0 0(H 20 D BOX) 000000c 6" CRUSH D S� TONE OR SOIL ABSORPTION' SYSTEM MECHANICALLY COMPACTED (2) 500 GALLON H-20 CHAMBERS 1000 GALLON SEPTIC TANK WITH 4' STONE AROUND IN A 12.83W (EXISTING) 3" to 11" DOUBLE WASHED STONE 2 X 25.01 X 2.O'D CONFIGURATION BOTTOM OF TEST HOLE EL. 45.0' USGS ADJUSTMENT: N/A Yarmouth healthLDepartment GROUNDWATER ELEV: N/A LOT Hz APPRO 10,000 SFt 113MAP 69 L❑T 105 �000o Na 56 LP 00 _ O' �O 10.0' O EXIST. S.T. r I .1'ii� •1 : �,„; .5 -- HEALTH DEPT. EC EXISTING 21.3' 2 BR 55 MAR 0 9 2023 'O 17,2' � DWELLING \ 13.2 + HEALTH DEPT. G 10.0 TH-1 (CRAWL) GARAGE PTO / STON 56 Op / �� O BENCHMARK: I��p , \ i OP OF FNDN 0 \ IVEWAY EL. 58.0' Q ,Z�I •� O� JY 55 �l CO J I J SCALE: 111= 30' REF.' PB 91 PG 97 5.5' EL. 45.0' LOCATION MAP �e• N TH Q'0 LOCUS �yJ N S DATE: 31812023 1 REVISED: SITE AND SEWAGE PLAN FOR B & B EXCAVATION, INC./ ALENA VOLYNKINA 7 STUDLEY ROAD (SOUTH) YARMOUTH, MA PAGE 1 OF 2 GENERAL NOTES 1. ALL PRECAST COMPONENTS TO BE H-10 RATED UNLESS OTHER WISE SPECIFIED. DISTRIBUTION BOX AND ANY 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 150 FEET OF PROPOSED LEACHING OTHER THAN SHOWN. 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 69 LOT 105. 15. LOCUS PROPERTY IS NOT LOCATED WITHIN AN AQUIFER PROTECTION DISTRICT (ZONE II). 16. NO FOUNDATIONS WITHIN 20' OF PROPOSED SAS OTHER THAN SHOWN. DESIGN CALCULATIONS NUMBER OFACTUAL BEDROOMS GARBAGE DISPOSAL UNIT TOTAL ESTIMATED FLOW (110 GAL/BR/DAYX 3 BR) REQUIRED SEPTIC TANK CAPACITY SIZE OF SEPTIC TANK SOIL CLASSIFICATION DESIGN PERCOLATION RATE WAIS [►-01AFSi ,WbTlelfW-1 2 (DESIGN FOR 3) NO 330 GAL./DAY 660 GAL. 1000 GAL. (I XISTING) 1 <2 MIN./IN( H (ASSUMED) 0.74 GAL./UAY/FT2 LEACHING AREA (2) x (25.0' + 12.83)(2) = 151 SF 25.0' x 12.83' = 320 SF 471 SF x 0.74 = 348 GPD USE (2) 500 GALLON H-20 CHAMBERS WITH STONE IN A 12.83' X 25.0' CONFIGURATION AS DIAGRAMMED RESERVE LEACHING CAPACITY N/A GPD SOIL EVALUATION TEST HOLE #1 Evaluator. David D. Flaherty Jr., RS SE # 2755 BON Witness: Jay Gardiner, RS Date: March 8, 2023 TH-1 ELEV. 56.0' 13" - 27" 27" - 132" G. W. ELEV. N/A BOTTOM TH-1 ELEV. 45.0' SYSTEM DETAIL Flaherty Environmental Services P. 0. Box 331 Harwich, MA 02645 774.994.1166 2 5' (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 15.018(2). " SITE AND SEWAGE PLAN FOR B & B EXCAVATION, INC./ ALENA VOLYNKINA 7 STUDLEY ROAD (SOUTH) YARMOUTH, MA PAGE 2 OF 2 DATE: 31812023