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HomeMy WebLinkAbout38.8 - Site and Sewage PlanASSESSORS MAP. 25 m Bgq PARCEL: C4 N CURRENT ZONING: R-25 z„ BUILDING SETBACKS: 5 CIS F: 38 S: 1,51 R. 20, r FLOOD ZONE: C i� ROUTS 28 LOCUS \5. 0 LOCATION MAP. E�cw 11 `` LOT 4 �\ 40,293 ± S.F. i (0.93 ± AC) 1 ` , � 1 16 1 � ` 1 ` 17 16 TEST DOLE LOGS ENGINEER: THOMAS McLELLAN, P.E. WITNESS: AMY VON HONE, R.S. DATE: 8-25-98 PERCOLATION RATE: < 2 MIN/IN TH-1 TH-2 1e.o 0/A HORIZON ELEV. O/A HORIZON LOAMY SAND LOAMY SAND g IOYR 2/2 172 a'• IoYR 2/2 B HORIZON B HORIZON LOAMY SAND LOAMY SAND . 24" IOYR 6/8 160 26" IOYR 6/8 C HORIZON C HORIZON MEDIUM SAND MEDIUM SAND 2.5Y 7/4 2.5Y 7/4 NOTES: 1. VERTICAL DATUM: ASSUMED FROM QUAD (NGVD +j-} 2. MUNICAPAL WATER IS AVAILABLE. 3. SCHEDULE 40 - 4" PVC PIPE TO BE USED THROUGHOUT SEPTIC SYSTEM., 4. ALL PRECAST UNITS TO CONFORM WITH AASHTO H-10 LOADING SPECIFICATIONS. 5. PIPE PITCH = 1/8" & 1/4" PER FOOT, (UNLESS NOTED OTHERWISE). Mo 6. FIRST 2' OF PIPE OUT OF D -BOX TO BE SET LEVEL. ELEV. 7. THE SEPTIC SYSTEM HAS NOT BEEN DESIGNED TO ACCOMODATE THE USE OF A GARBAGE DISPOSAL. 15.3 8. ALL CONSTRUCTION DETAILS ARE TO BE IN CONFORMANCE WITH THE STATE OF MASS. ENVIRONMENTAL CODE (TITLE FIVE) AND LOCAL i3B HEALTH REGULATIONS. 9. CONTRACTOR TO VERIFY LOCATIONS OF ALL UTILITIES PRIOR TO CONSTRUCTION. 10. GROUND COVER OVER ALL SEPTIC SYSTEM COMPONENTS NOT TO EXCEED 3.0'. 11. D -BOX TO BE WATER TESTED TO ENSURE LEVELNESS AND EQUAL FLOW. 132" 1 17.0 120-1 6D NO GROUND WATER ENCOUNTERED SEPTIC SYSTEM DESIGN FLOW ESTIMATE: 4 BEDROOMS AT 110 GAL/DAY/BEDROOM =-1,4A CAL/DAY SEPTIC TANK: 440 GAL/DAY x 2 DAYS = 880 CAL USE 1500 CALLON SEPTIC TANK LEACHING AREA: ' r r USE 4 PRECAST 500 GALLON CHAMBERS (8.5' x 4.8 x 2' DEEP) r `BENCHMARK AT WITH 4' OF STONE ALL AROUND. (42' x 12.8' x 2' DEEP) PK NAIL ELEV.= 20.0 1 1 ' SIDE AREA: (54.8') 2 x 2 = 219 SF(.74) CAL DAY 19 \ BOTTOM AREA: 42' x 12.8' = 538 SF = 162 / (.74) = 398 GAL/DAY 1 19.5 CAPACITY = 560 GAL/DAY 4 SEPTIC SYSTEM SECTION 14 tEcd� i c 20.0 r : ` , s. q' •' y `1'4 34 n TOP OF FOUNDATION 14 ?.y ' 1.�' I 4 i �, r •. r ' 1 G� ' + 1 � 20. 7 GAL f5 SEPTIC TANK\ -20- - 14.3 (60 OF STONE UNDER OR ELEV. MECHANICALLY COMPACTED) (UNDER e<^ 16 r r ,' ` / BASEMENT) TEE SIZES: rto ' r 1 \ �9 INLET: 6" UP, 13" DOWN OUTLET: 6" UP, 14" DOWN KEY: EXISTING CONTOUR: - - - - PROPOSED CONTOUR: ......•..•.••• ••••. • .•• .. EXISTING SPOT ELEVATION: 25.5 PROPOSED SPOT ELEVATION: 25 TEST HOLE: UTILITY POLE: -0- FENCE LINE: - HYDRANT: -6- RETAINING WALL: TREE: DM # 98-162 (D32F2) r 19- -110 19. 1 yA 17-0 - EXISTING WELL (TO BE ABANDONED) EXI: 136' EA( WNW DEMAREST-McLELLAN ENGINEERING 24 SCHOOL STREET P.O. BOX 463 WEST DENNIS, MASSACHUSETTS 02670 PHONE & FAX : (508) 398-7710 APPROVED COVERS WITHIN 12" OF FINISHED GRADE (ONE COVER WITHIN 6" OF FINISHED GRADE) WALK -OUT Ec Gr PROPOSED Zr 4 BEDROOM DWELLING 26' (SPLIT LEVEL) GARAGE 16' 46 Wiz• OVERHANG PROPOSED DWELLING 2" PEASTONE 314--1 112 - WASHED STONE ELEV.= 13.8 13.75 ELEV. 13.5 e o JD -BOX e 11.0 ELEV. 13.0 E-1 <- ELEV. 13.6" OF ELEV. 4' 4' ELEV. STONE E 42' UNDER) USE 4 PRECAST 500 GALLON CHAMBERS (BS' x 4.8' z 2' DEEP) GAS BAFFLE WITH 4' OF STONE ALL AROUND. (42'x 12.8' x Z DEEP) AT OUTLET TEE (4" PVC PIPE TO BE USED BETWEEN CHAMBERS) DATE: f z C1"•'.F�..vrT..XL THOMAS McLELLAN, P.E. 11 JOHN Z. DEMAREST JR., P.L.S. SITE AND SEWAGE PLAN LOCATION. 51 TRADERS LANE WEST YARMOUTH MA PREPARED FOR- BRECK SAWYER SCALE: t"= 30' DATE: 418199 REFERENCE: PLAN BOOK 312 PAGE 41 REVISED: 4-28-99 A9��S