Loading...
HomeMy WebLinkAboutEngineer PlanCOVERS TO BE WATERTIGHT AND TOP OF FOUNDATION BROUGHT TO WITHIN 6" OF FINAL Ml 0-7 A$ I - LEGEND ro 6 G G— GAS LINE 1,0 AO '" WATER LINE 6 G 6 6— EXIST. ELECTRIC — 99 EXIST. CONTOURS — — — — 99 PROP, CONTOURS 616-SAG 616 UNDERGROUND UTIL. 14" 1500 GALLON SEPTIC TANK 68.5' 56 BENCHMARK; Top of FNDN FL. Ss' 0 1 SEPTIC SYSTEM PROFILE (not to scale), INSR PORT 2" of to DOUBLE WASHED EL. 56.0' PEAStONE OR GEOTEXTILE FILTER FABRIC MECHANICALLY COMPACTED 17.8' 56 (first 2' to be level) —51(1%) (H-20 D-80X) it PROP, 1500 GST 38.5' 0 T 33,5' EXIST, LP @ 2.5' EXIST S T (TO BE ABANDONED) iT ) EXISTING XDECK 3 BR W LLI DWELLING GARAGE (SLAB) ENC. 1-7 H N (SLAB) DRIVEWAY RIVEWAY 55 70cp Flaherty Environmental Services OF GRADE CLEAN SAND P.O. Box 331 Harwich, MA 02645 774, 994. 1 966 ppOpO 0000C 'NC000 -0�0°0� EL. 50.5' SOIL ABSORPTION SYSTEM (2) 500 GALLON H-20 CHAMBERS 5.01 WITH STONE AROUND AND BETWEEN IN A X 2!P'X 2' CONFIGURATION (SEE DIAGRAM PG. 2) 1f EL. 45.5' BOTTOM OF TEST HOLE EL. 45.5' L-^L' ADJUSTMENT: V "JLm n"fll %A/A-rr-M M 1=11. MIA In, %3 r% A-1 ame ..z ..2 Date D ECC 0 2 2, 0 2 Z N TH LOCATION MAP NIS LOT 9 80 28,334 SF± MAP 54 LOT 27 A u SCALE: 1 30' REF PS 264 PG 94 DAM: 121112022 1 REVISED, SITE AND SEWAGE PLAN FOR 8 & B EXCA VA TZON, INC./ PETER BRADBURY 7 HAWE'S RUN ROAD (WEST) 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 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 DRYAND 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 54 LOT 27. 15. LOCUS PROPERTY IS LOCATED WITHIN AN AQUIFER PROTECTION DISTRICT (ZONE II). 16. NO FOUNDATIONS WITHIN 20' OF PROPOSED SAS OTHER THAN SHOWN. DESIGN CALCULATIONS SYSTEM DETAIL Flaherty Environmental Services P. 0. Box 331 Harwich, MA 02645 NUMBER OFACTUAL BEDROOMS 3 774.994.1166 GARBAGE DISPOSAL UNIT NO TOTAL ESTIMATED FLOW (110 GAL/BR/DAYX 3 BR) 330 GAL./DAY REQUIRED SEPTIC TANK CAPACITY 660 GAL. SIZE OF SEPTIC TANK 1500 GAL. (PROPOSED) SOIL CLASSIFICATION DESIGN PERCOLATION RATE EFFLUENT LOADING R4TE LEACHING AREA (2) x (25.0' + 12.83)(2) 25.0' x 12.83' 471SFx 0.74 1 <2 MIN./INCH 0.74 GAL./DAY/FT2 = 151 SF = 320 SF = 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 BOH Witness: Jay Gardiner, RS Date: December 1, 2022 TH-1 ELEV. 56.0' 0" - 12" 31"- 126" G. W. ELEV. N/A BOTTOM TH-1 ELEV. 45.5' 25' (NTS) 7 certify that on November 12, 2002, I 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./ PETER BRADBURY 7 HAWE'S RUN ROAD (WEST) YARMOUTH, MA PAGE 2 OF 2 DATE: 121112022