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HomeMy WebLinkAboutEngineered Plan - 2015N I ACCESS COVERS MUST BE WITHIN INSPECTION 9' MINIMUM. 1 N VERT EL E VA T I ONS : 6- OF FINISH GRADE PORT 3 ' MAXIMUM COVER l0/.32 FIRST 2' TO /NVERT AT BUILDING: 99.0 BE LEVEL 1`INVERT IN SEPTIC TANK: 97.5 �I NVERT OUT SEPTIC TANK: 97.25 4' D/dM PrP 97 17 CLEAN SAND BACKFILL INVERT IN DIST. BOX. - AROUND AND 2 " OVER CHAMBERS I NVERT OUT DIST. BOX: 97.0 97.25 97.0 / 1IF BAFFLE GAS 97. 17 21 96.92 1945.0 1�I NVERT IN LEACH CHAMBER: 96.92 3 OUTLET 18 HIGH CAPACITY INFILTRATOR BOTTOM OF LEACH CHAMBER: 96.0 ' D -BOX CHAMBERS IN BED FORMATION ADJUSTED GROUND WATER: NIA 1500 GAL H-20 ;OBSERVED GROUND WATER: NIA SEPTIC TANK 6' CRUSHED STONE OR BOTTOM OF TEST HOLE #/ : 87.7 COMPACTED BASE r PROFILE : NOT TO SCALE L 0CUS MAP +98.7 / / / 18 HIGH CAPACITY / E +98.2 INFILTRATOR CHAMBERS / OCKpOE F / st 92 1 TP* r 0' \6 � l6'OAK /6'OAK /" SM CORNER Ai EL -100.33 / CESSPOOL 98.7 / •• / D -BOX i l 2 "OAK;/ 99.9' !.. T10oo- N t 1500 GALLON '•:Qj' g -' 12"OAR SEPTIC TANK 'lnl I 'o KISC�EN �. I DINING m I SA 7- 0 C0 m � � 99.4 BEDR 0o POR LIKING ROpM 1 BEDRppM o \\ o \ r0o. LS` • /2'OAKS p 00 t / I > i 1 \ j O \ � \ i LOT 32-- \ 8.820+ S. F. \ \ 98 00 \ t3 60 :5 NO 0 0 10 20 40 4f) DESIGN CRITERIA: DESIGN FLOW: 3 BEDROOMS AT //0 G.P.D. PER BEDROOM EQUALS 330 G.P.D. NO GARBAGE GRINDER SEPTIC TANK REQUIRED: 330 G.P.D. X 200% - 660 GAL. SEPTIC TANK PROVIDED: 1500 GAL. MIN. SOIL ABSORPTION SYSTEM REQUIRED: DESIGN PERC RATE C 5 MIN/INCH SOIL TEXTURAL CLASS - I EFFLUENT LOADING RATE - 0.74 GPDISF 330 GPD / 0.74 GPDISF - 446 S.F. REQUIRED PROVIDED: 18 HIGH CAPACITY INFILTRATOR CHAMBERS. 112.5'x 4.73 SFIFT - 532 S.F. 532 S.F. x 0.74 - 394 GPD SOIL TEST PIT DA TA INDICATES INDICATES PERCOLATION = OBSERVED TES T GROUNDWATER TP #1 HORIZON TEXTURE COLOR 99.7 0" A LOAMY IOYR -W wA TER L 1 NE SAND 312 •TEIl RY 6 - -------LOAMY----- 99.2 _ } "�,rA' lIErt tr IOYR B 3�l L! -E- SAND 518 -T- 30" ------------------- 97.2 32-- C FINE -MEDIUM IOYR __..40-•••--- ,POT XISTING CONTOUR SAND 713 �ROPOSED CONTOUR 144" NO WA TER 87.7 DATE: MAY 6. 2015 TEST BY: STEPHEN HAAS WITNESSED BY: AMY VONHONE 1. ERC RATE: C 3 MIN//NCH Permit' valid for REPAIR OF SEll TIC SVSI•EM11 UP 721-1 ONLY; due to State and 1•ocal septic variances GENERAL NO TES - I. THIS PLAN IS FOR THE DESIGN AND CONSTRUCTION OF THE SEWAGE DISPOSAL SYSTEM ONLY. 2. VERTICAL DATUM IS ASSUMED. FOR BENCH MARKS SET. SEE S I TE PLAN. J. ALL CONSTRUCTION METHODS AND MATERIALS AND MAINTENANCE OF THE SEPTIC SYSTEM SHALL CONFORM TO MASS. D.E.P. TITLE 5 AND LOCAL BOARD OF HEALTH REGULATIONS. 4. ALL SEPTIC SYSTEM COMPONENTS LOCATED UNDER AREAS SUBJECT TO VEHICULAR TRAFFIC OR GREATER THAN J* IN DEPTH SHALL BE CAPABLE OF WITH- STANDING ITH- STANDING H-20 WHEEL LOADS. 5. ALL SEWER PIPE SHALL BE SCHEDULE 40 PVC OR APPROVED EQUAL. 6. SEPTIC TANK AND D -BOX SHALL BE REINFORCED PRECAST CONCRETE OR APPROVED POLYETHYLENE. BOTH SHALL BE WATERTIGHT. D -BOX SHALL BE WATER TESTED FOR LEVEL WHEN THERE IS MORE THAN ONE OUTLET. 7. BEFORE CONSTRUCTION CALL 'DIG -SAFE". 1 -888 -DIG -SAFE AND THE LOCAL WATER DEPT. FOR LOCATION OF UNDERGROUND UTILITIES. 8. EXISTING CESSPOOL TO BE PUMPED DRY. REMOVED AND BACKFILLED WITH SAND. r- j� uy} Board of lieatth review anal approval is required for y� any future additions/renovations/alterations to / v � 20 /5/ 2 sewage facilities and/or structures/dwelling: VARIANCES REQUIRED � `Yarmouth.H,ealUt bchartment APPROVED 5��k TITLE 5. MAXIMUM FEASIBLE COMPLIANCE i SECTION 15.211:11! MINIMUM SETBACK DISTANCES e L EGEND 93 CB 'CONCRETE BOUND -W wA TER L 1 NE O •TEIl RY -G �i�i� 1, ` ��f a, �7 . . a _ } "�,rA' lIErt tr r 3�l L! -E- r- j� uy} Board of lieatth review anal approval is required for y� any future additions/renovations/alterations to / v � 20 /5/ 2 sewage facilities and/or structures/dwelling: VARIANCES REQUIRED � `Yarmouth.H,ealUt bchartment APPROVED 5��k TITLE 5. MAXIMUM FEASIBLE COMPLIANCE i SECTION 15.211:11! MINIMUM SETBACK DISTANCES e L EGEND 93 CB 'CONCRETE BOUND -W wA TER L 1 NE O HYDRANT -G GAS LINE OHW- OVER HEAD WIRES # LIGHT POST -E- U(�NDERGROUND ELECTRIC LINE -T- UNDERGROUND TELEPHONE LINE - CTV- UNDERGROUND CABLEV I S l ON LINE -i- 40.4 ELEVATION __..40-•••--- ,POT XISTING CONTOUR 40 �ROPOSED CONTOUR /0' I S REQUIRED BETWEEN THE SAS AND THE FOUNDATION. 15' IS PROVIDED. A 5' VARIANCE IS REQUESTED. Date SE7P T l C S YS TE'M DES / ON 8 SNOW BROOK ROAD. MAP 58 PARCEL 125 WEST YARMOUTH. MA. PREPARED FOR: EL_ I N WH / T I NO SOALE : l 20 MAY 26. 20 / S STEPHEN A. HAAS ENGINEERING, INC _ ° r-~ South Dennis, P. O. B©x 16 MA 02660 ( 508) 362-8132 JOB NO: 15-013 1