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HomeMy WebLinkAboutBHDC-19-3256 (2)N N SEPTIC SYSTEM DESIGN 4 �\-'NO 0 FLOW ESTIMATE: 7-�O2 BEDROOMS AT 110 GAL / DAY = 220 GAL / DAY y �GN SEPTIC TANK: LOCUS 220 GAL / DAY x 2 DAYS = 440 GAL WAMPANOAG RD USE 1500 GALLON SEPTIC TANK LOCATION MAP PARCEL56 (4,871 SF) ASSESSORS MAP: 33 PARCEL: 56 PLAN BOOK: 56, PAGE: 85 BUOYANCY CALCULATION: 1500 GALLON SEPTIC TANK 10.5'x 5.67'x (94.7 - 92.4) x 62.4 LB/CF = 8,544 LB WEIGHT OF TANK = 11 480 LB WEIGHT OF SOIL COVER: 10.5' x 5.67' x V x 100 LB/CF = 5953 LB BUOYANCY CALCULATION: 1000 GALLON PUMP CHAMBER 8.5'x4.83'x(94.7-92.0) x 62.4 LB/CF = 6,917 LB WEIGHT OF TANK = 8,240 LB WEIGHT OF SOIL COVER: 8.5' x 4.83' x 1' x 100 LB/CF = 3,765 LB 101 100 99 98 24" OAK de rg�<0."`` Stocka Samp KEY: EXISTING CONTOUR: PROPOSED CONTOUR: EXISTING SPOT ELEVATION. 25.5 PROPOSED SPOT ELEVATIC, 25.5 TEST HOLE: * UTILITY POLE: -o- FENCE LINE: HYDRANT: RETAINING WALL: N LEACHING AREA: USE 16 INFILTRATOR QUICK 4 PLUS STANDARD CHAMBERS AS SHOWN (6' x 34' x 8" EFFECTIVE DEPTH) SIDE AREA: NA (0.74) = NA GAL/DAY BOTTOM AREA: 4' x 16 UNITS x 4.7 = 301 SF (0.74) = 223 GAL/DAY CAPACITY = 223 GAL/DAY SEPTIC SYSTEM SECTION FIRST FLOOR 100.02 TOP OF FOUNDATION 1/8" per ft 98.07 1/8" per ft ELEV. m CL (EXISTING) in 96.65 PROPOSED = 97.0 ; ELEV. / 9 .9 96 55 ELEV. ELEV. 34' Dfl POLY LINER AT EDGE OF SOIL REMOVAL LEACH AREA DETAIL BENCHMARK AT HYDRANT TAG BOLT ELEVATION = 101.51 - m Q� r_ 102 101 -10 D N 102 100 m 0 0�022, NT2gg3�,---X99.6 hydrant 12" oak 99.5 „ r gur 99.4 ® min ST EXISTING DRAINAGE 12 oaks SYSTEM 99.6 0 ao c o W oo 0 EXiSgl OM 0WEi'LW p0 02. Gravel Drive -- -„ _- o�cfaWdspacel S �99 yMg NOVSE �. 22" W X 99.4 40 MIL POLY LINER TO BE SET AT EDGE OF T SOIL REMOVAL. 102' x 2.5' DEEP TOP OF LINER = 99.7 BOTTOM ELEVATION = 97.2 ac•4 1500 GAL ELEV. SEPTIC TANK (6" OF STONE UNDER OR MECHANICALLY COMPACTED) TEE SIZES: INLET: 6" UP, 13" DOWN OUTLET: 6" UP, 14" DOWN BED ROOM I BATH SUN KITCHEN ROOM 2" PRESSURE LINE TO EXIT THROUGH RISER OR TANK. A QUICK DISCONNECT IS TO BE PROVIDED FOR FUTURE ACCESS TO PUMP. PUMP CHAMBER COVER TO BE AT GRADE. ALL OTHER COVERS AND INSPECTION PORT TO BE WITHIN 6" OF GRADE. TEE AT INLET 1/8�. el 99.62 99.45 ELEV. ELEV. D-BOX (6" OF STONE UNDER) 1000 GAL GAS ELEV. PUMP CHAMBER &APPLE WITH MYERS SRM-4 PUMP. PUMP ALARM ZABEL PACKAGE TO BE INSTALLED IN DWELLING FILTER POWERED BY A CIRCUIT SEPARATE FROM THE PUMP POWER. DISTANCE BETWEEN ON/OFF SWITCH TO BE 3") DISTANCE BETWEEN ON SWITCH ND ALARM TO BE 12") 1/4" DRAIN HOLE -CHECK VALVE INSPECTION PORT /- ELEV.= 99.7 T MAX. COVER (V MIN) q,,aZ/ 1111°I I°I I°I I°I I°I I'l N 1°I I°I I°I I°I I°I I°I I°I I!UJ 98.7 LEV. ELEV. E 6' x 34' -N USE 16 INFILTRATOR QUICK 4 PLUS 4� STANDARD LOW PROFILE CHAMBERS AS SHOWN (6' x 34' x 8" EFFECTIVE DEPTH) ADJUSTED GROUND WATER ELEVATION = 94.7 TEST HOLE LOGS 18' TH-1 98.5 ELEV. 97.0 FILL BED O/A HORIZON LOAMY SAND ROOM ENGINEER: THOMAS McLELLAN, P.E. WITNESS: PHIL RENAUD 30" DATE: 10-25-18 10YR 3/1 a. 0 B HORIZON LOAMY SAND PERCOLATION RATE: < 2 MIN/IN 42" 10YR 5/8 5.0 C HORIZON LIVING ROOM USGS GROUND WATER ADJUSTMENT: MEDIUM SAND 2.5Y 7/4 WELL: MIW-29, ZONE: A, ADJ.: 2.3' / 2 = 1.2' ADJUSTED GROUND WATER ELEV= 94.7 60" OBSERVED 93.5 108" GROUNDWATER 89.5 I EXISTING FLOOR PLAN I NOTES: 1. VERTICAL DATUM: ASSUMED 2. MUNICAPAL WATER IS AVAILABLE. 3, SCHEDULE 40 - 4" PVC PIPE TO BE USED THROUGHOUT SEPTIC SYSTEM. 4. ALL PRECAST UNITS SUBJECT TO TRAFFIC LOADS TO CONFORM WITH AASHTO H-20 SPECIFICATIONS. 5. PIPE PITCH = 1/8" PER FOOT (UNLESS NOTED OTHERWISE). 6. FIRST 2' OF PIPE OUT OF D-BOX TO BE SET LEVEL. 7, THE SEPTIC SYSTEM HAS NOT BEEN DESIGNED TO ACCOMODATE THE USE OF A GARBAGE DISPOSAL. 8. ALL CONSTRUCTION DETAILS ARE TO BE IN CONFORMANCE WITH THE STATE OF MASS. ENVIRONMENTAL CODE (TITLE FIVE) AND LOCAL HEALTH REGULATIONS. 9. CONTRACTOR TO VERIFY LOCATIONS OF ALL UTILITIES PRIOR TO CONSTRUCTION. 10. GROUND COVER OVER ALL SEPTIC SYSTEM COMPONENTS NOT TO EXCEED 31. 11. FIELD SURVEY PROVIDED BY TERRY A. WARNER, P.L..S., HARWICMA. 12. THIS PLAN REQUIRES THE REVIEW AND APPYTTIM�Ej'OF)60 AL OF ONE OR // ORE TOWN DEPARTMENTS AND IS SUBJECT TO CHANGE UNTIL SUCH TIME. ') 13. EXISTING CESS POOL(S) IS TO BE LOCATED1>dRUCTION. IT IS TO BE PUMPED A REMOVED/5. 14. D-BOX TO BE WATER ED TLNESS AND EQUAL FLOW. 15. AN ELECTRIC PERMIT FOR THEM IS REQUIRED PRIOR TO CONSTRUCTION. 16. SEPTIC TANK AND PUMP *MBERBE WATERPROOFED BY MANUFACTURER WITH IPANEX CONCRETE ADDITIVE OR Z WRAP IS ALSO REQUIRED FOR BOTH TANKS. 17. ALL UNSUITABLE SOIL, (0/A F OX. 30" DEEP) WITHIN T OF PROPOSED LEACH AREA IS TO BE REMOVED AND REPLACED WITH CLEAN MEDIUM SAND. SITE PLAN OF ► THOMASJ. : McLELLAN fit: CIVK 9 No.36471�G REQUIRED VARIANCES FROM TITLE FIVE: 1. SECTION 15.212: LEACH AREA TO BE LEPS THAN 5' ABOVE GROUND WATER (VARIANCE OF 1.0'). BASS RIVER ENGINEERING 2. SECTION 15.211 (1): LEACH AREA TO BE i-ESS THAN 20' FROM CRAWL SPACE (VARIANCE OF 10). r 3. SECTION 15.211 (1): LEACH AREA TO BE I-ESS THAN 10' FROM LOT LINE (VARIANCES OF 1', 2' & 3'). ^ 4. SECTION 15.211 (1): PUMP CHAMBER TO BE LESS THAN 10' FROM LOT LINE (VARIANCE OF 5'). THOMAS J. McLILLAN, P.E. P.O. BOX 1163, EAST DENNIS, MA 02641 5. SECTION 15.255 (5): SOIL REMOVAL TO BE LESS THAN 5' (VARIANCE OF 2'). 508-364- 9048 tH OF MASs�cti TERRANN Y os�� Cj WARNER N No.38721 Ssj�4 Sv LOCATION: 19 BLISCOTT AVE., S. YARMOUTH, MA PREPARED FOR: EUGENE KOVAL \TE: 12-12-18 SCALE: 1" = 20�1