Loading...
HomeMy WebLinkAboutEngineer Plan - 2020COVERS TOTBE O WITHIN 6 OF INAL GRADE SEPTIC SYSTEM PROFILE y _ TOP OF FOUNDATION ° Flahert Environmental Services EL. 68.0' EL. 66.0' (not to scale) INSP. PORT W I 3" OF GRADE CLEAN SAND P, O. Box 331 2" of &" to z" DOUBLE WASHED EL. 62.0' Harwich, MA 02645 PEASTONE OR GEOTEXTILE 4" CAST IRON or EQUIVALENT 774.994.9 966 MIN. PITCH 1/4" PER FOOT FILTER FABRIC - 4" SCHEDULE 40 PVC PIPE 4" SCHEDULE 40 PVC PIPE VENT IF REQUIRED FLOW LINE (fiist2'tobeleyet) 104' 6.2° EL , ;......... '1 "4 �: ffID,110010DOC 00 ;•' L. EXIST. 30 " —i" ®•� Cl • 'q �� EL EXIST 14 i —� 0 0 0 0 0 0 000FcqM' CA eEL 65.6 0 0 0 0 0 0 r�i EL. 59.03' 0°000 0°0°0°0°0°0 l�7 1=J c 2.0' L 59.2' 000000®® ® (hl 20 D -BOX) EL. 59.0' °000000000°000000 LJ ®— LJ �� �. c °0°O°0°O°O O°O°O° + •Q• ° .• ;�0 0 0 0 0 0 0 •• a "'0 EL. 57.0' GAS BAFFLE 6" CRUSH D STONE OR SOIL ABSORPTION SYSTEM •Z •. !;1'.-.. '•. �. MECHANICALLY COMPACTED (3) SOD GALLON H -2O CHAMBERS / 1000 GALLON SEPTIC TANK 7.0' V - (DATUM: ASSUMED) (EXISTING) 3" I„ WITH 4' STONE AROUND IN A 4_t0 12 DOUBLE WASHED STONE 12.83 W x 33.51 x 2.0 D CONFIGURATION BOTTOM OF TEST HOLE EL. 50.0' LEL. 50.0' USGS ADJUSTMENT: N/A LOCATIONMAP TH-1 0� NTS 6 ,1 a :O' CS QLl uIJVsJ _; J EXIST. > Q ` ,kA ! -- GENERATOR A > o APR 0 6 . a 2020 ID D BENCHMARK: O SLE TOP OF FNDN EVE SEWER LIN T " LP - F Q HEALTH DEPT. �°� Fl H EL. 68.0 EXIST, TER LINE 64 ' SCALE: 1" = 30' . ��ITAIR% REF., P8 241 PG 109 62 / DATE: 313112020 REVISED: AMYLANE LEGEND Y-rn, SITE AND SEWAGE PLAN FOR B & B EXCAVATION, INC./ ,o Rn GEORGIA DASH 40 AMY LANE ' +IEt� °YARMOUTHPORT, MA �/ ti's , �'^`•�' � .� � PAGE 1 OF2 GROUNDWATER ELEV: N/A N TH 8 66 64 j LOT 85 130,00, 62 LOCUS_ 12,160 SFt PATIO DECK W c MAP 123 LOT 92 v' n O EXISTING (AAGE Qj 0 4 BR SLAB) DWELLING PORCH t �'h/te Ro-* 1 OOI GST o. 4y 15 —Q: i TH-1 0� NTS 6 ,1 a :O' CS QLl uIJVsJ _; J EXIST. > Q ` ,kA ! -- GENERATOR A > o APR 0 6 . a 2020 ID D BENCHMARK: O SLE TOP OF FNDN EVE SEWER LIN T " LP - F Q HEALTH DEPT. �°� Fl H EL. 68.0 EXIST, TER LINE 64 ' SCALE: 1" = 30' . ��ITAIR% REF., P8 241 PG 109 62 / DATE: 313112020 REVISED: AMYLANE LEGEND Y-rn, SITE AND SEWAGE PLAN FOR B & B EXCAVATION, INC./ ,o Rn GEORGIA DASH 40 AMY LANE ' +IEt� °YARMOUTHPORT, MA �/ ti's , �'^`•�' � .� � PAGE 1 OF2 GENERAL NOTES 1. ALL PRECAST COMPONENTS TO BE H-10 RATED UNLESS OTHERWISE SPECIFIED, DISTRIBUTION BOX(ES) 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 y FEET OF PROPOSED LEACHING. 13. THIS IS NOTA CERTIFIED PLOT PLAN AND UNDER NO CIRCUMSTANCES IS THIS PLAN TO BE USED FOR ZONING OR BUILDING PURPOSES. 141OT IS SHOWN AS ASSESSOR'S MAP 123 LOT 92. 15. LOCUS PROPERTY IS NOT LOCATED WITHIN ANA QUIFER PROTECTION DISTRICT (ZONE II). 115. NO ABUTTING FOUNDATIONS OR SEPTIC SYSTEMS WITHIN 20' OF PROPOSED SYSTEM. DESIGN CALCULATIONS NUMBER OFACTUAL BEDROOMS 4 GARBAGE DISPOSAL UNIT NO TOTAL ESTIMATED FLOW (I 10 GAL/BR/DAYX 4 BR) 440 GAL./DAY REQUIRED SEPTIC TANK CAPACITY 880 GAL. SIZE OF SEPTIC TANK 1000 GAL. (EXISTING) SOIL CLASSIFICATION 1 DESIGN PERCOLATION RATE <2 MIN✓INCH EFFLUENT LOADING RATE 0.74 GAL. IDA Y/FTz LEACHING AREA (2) x (33.5'+ 12.83)(2) = 185 SF 33.5'x 12.83' F 614 SF x 0.74 — 454 D USE (3) 500 GALLON H-20 CHAMBERS WITH 4' STONE AS DIAGRAMMED INA 33.5'X 12.83' X 2' CONFIGUR4TION RESERVE LEACHING CAPACITY N/A SOIL EVALUATION TEST HOLE #2 P#15506 Evaluator- David D. Flaherty Jr, RS, REHS SE # 2755 BOH Witness: Phil Renaud, BOH Date: March 19, 2020 {/ TH-1 ELEV. 62.0' 0" - 10" 1 A SL 10YR 3/3 10"-31" 1 B SL 10YR516 31"- 120"1 C MS 2.5Y614 G.W. ELEV. N/A BOTTOM TH-1 ELEV. SYSTEM DETAIL Flaherty Environmental Services P. 0. Box 331 Harwich, MA 02645 774.994.1166 (NTS) l 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./ GEORGIA DASH 40 AMY LANE YARMOUTHPORT, MA PAGE 2 OF2 DATE. 3/31/2020