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HomeMy WebLinkAboutEngineered Plans - Rev. 2014Permit valid for REPAIR t)F �P SN'STFNt ONLY, due to State ands eptic variances. Board of licalth review and , proval is required for any future additio void ation s/aiterations to sewage facilities or structures/dNelling. arntouth H-ealfh 1lcparhnent APPIt(AF'Y-RE5 +/-� nae Date 3G. I 00d X 30.3 30 W� w 3G.2 PROP. 1 ,50OG 30 29.9+ ER 13 I 3G DESIGN CRITERIA **3 BR DWELLING/4 SR DESIGN (NOT IN ZONE II) DESIGN FLOW: **4 BEDROOM X 110 GAL/DAY/BR = 440 SOIL TEXTURAL CLASS: CLASS I DESIGN PERCOLATION RATE: <2 MIN/IN GARBAGE GRINDER: NO (per sieve test) SEPTIC TANK: 440 gpd x 200% = 880 gpd : USE NEW 1,50OG MONOLITHIC TANK PUMP CHAMBER: USE NEW 1,000 GALLON MONOLITHIC PUMP CHAMBER LEACHING AREA REQUIRED: (440) = 594.59 S.F. .74 DISTRIBUTION BOX: (4 OUTLETS (MINIMUM)) PRIMARY S.A.S. USE 6 ROWS OF 6 - INFILTRATOR QUICK 4 PLUS STD LP (3.3" INVERT) UNITS WITH NO STONE BOTTOM AREA: (GENERAL USE APPROVAL FOR 4.73 SF/LF OF CHAMBER) (CHAMBER UNITS) 36 UNITS x 4.00 LF x 4.73 SF/LF = 681.12 SF TOTAL AREA = 681.12 SF DESIGN FLOW PROVIDED: 0.74GPD/SF(681.12SF) = 504.03 GPD > 440 GPD r '2-5.5 PROP. 1,000G PUMP CRAM. +28.0 \�Q 30.1 +28.5 30.0+, t 29.0+ +29.8, 31.4 31.0 31.5 \p 30 �n. 29.5 oo " T13M = EL. 31 .0 32TOP OF CONCRETE BOUND 5 FT. S01L REMOVAL 34 SEE NOTE I G GENERAL NOTES: 1. ALL CHANGES TO THIS PLAN MUST BE APPROVED BY THE LOCAL BOARD OF HEALTH AND THE DESIGN ENGINEER. 2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIRENIENTS OF THE STATE ENVIRONMENTAL CODE, TITLE 5, AND ANY APPLICABLE LOCAL RULES AND REGULATIONS, EXCEPT AS LISTED BELOW: - 310 CUR 15.405 (1) (I): 1) A VARUNCE FROM 310CMR15.227(5) TO MADW INLET/OUTLET MERTS TO BE LESS THAN 12' TO GROUNDWATER (RUBBER BOOTS/HYORAUUC CEMENT PROVIDED) 3. THE SEWAGE DISPOSAL SYSTEM SHALL NOT BE BACKFILLED PRIOR TO INSPECTION AND APPROVAL BY THE BOARD OF HEALTH AND THE DESIGN ENGINEER. 4. ANY CONDITIONS ENCOUNTERED DURING CONSTRUCTION DIFFERING FROM THOSE SHOWN HEREON SHALL BE REPORTED TO THE DESIGN ENGINEER BEFORE CONSTRUCTION CONTINUES. 5. ALL ELEVATIONS BASED ON ASSUMED DATUM. 6. THE DESIGN ENGINEER IS NOT RESPONSIBLE FOR THE FAILURE OF THE CONTRACTOR OR OWNER TO NOTIFY THE LOCAL BOARD OF HEALTH FOR PROPER INSPECTIONS DURING CONSTRUCTION. 7. WATER SUPPLY PROVIDED BY TOWN WATER SERVICE. 8. ALL AREAS DISTURBED DURING CONSTRUCTION SHALL BE RESTORED TO A CONDITION AGREED UPON BETWEEN OWNER AND CONTRACTOR. 9. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING LEGEND -\-- c�j -�- PROPOSED CONTOUR ® PROPOSED SPOT GRADE ;- - gg -- EXISTING CONTOUR ► + 96.52 EXISTING SPOT GRADE �>--W- EXISTING WATER SERVICE & TEST PIT APPROX. CESSPOOL LOCATIONS FLOOR PLAN SCALE: 1"=30' 10. EXISTING CESSPOOLS TO BE PUMPED, CRUSHED, AND FILLED PER TITLE 5. 11. 48 HOUR NOTICE FOR ENGINEER CERTIFICATION 12. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND IS NOT TO BE CONSIDERED A PROPERTY LINE SURVEY 13. INSTALL 40 ml POLY LINER AS SHOWN AROUND SECTIONS OF SOIL REMOVAL FROM EL. 34.2 - 30.20 TO PREVENT BREAKOUT. 14. NO PRIVATE WELLS WITHIN 150 FT. OF PROPOSED LEACHING 15. ALL PIPING TO BE 4- SCH 40 0 1 /8"/FT (UNLESS SPECIFIED) 16. REMOVE ALL UNSUITABLE SOILS 5 FT. AROUND LEACHING TO EL. 25.10 OR TOP OF "C" LAYER AND REPLACE WITH CLEAN MEDIUM SAND PER TITLE 5. YARMOUTH ROUTE 6A PV LOCUS MAP LOCUS INFORMATION TITLE REF: BK 20992 PG 060 PARCEL ID: MAP 125 PAR. 002 NOT IN ZONE II LOCUS /O VVEIR RD SEPTIC SYSTEM REPAIR PLAN LOCATED AT: 78 WEIR ROAD YARMOUTH, MA PREPARED FOR CLAIRE SMITH MARCH 15, 2013 REVISION: NOV. 20, 2013 REVISION: MAR 15, 2014 o DAR N M.YE;� r � NO. 114'0 � moi' )-71 MEYER & SONS, INC. P.O. BOX 981 EAST SANDWICH, MA. 02537 (508)362-2922 SHEET 1 OF 2 J#1367 PROPOSED TANK INSTALL RISERS W/IN 6" OF FINISH GRADE SLAB FOUNDATION EL. = 30.3 CELLAR FLOOR . d ' w CS=2x • A' Exist. Invert INV.= 28.30 INV = 28 08 EL.30.3± it EL. 29.08 hl TEE'S ARE TO BE 4" SCH 40 PVC NOTE: MAGNETIC TAPE TO BE PLACED OVER ALL COVERS PUMP CHAMBER D -BOX INSTALL RISERS to FINISH GRADE INSTALL RISERS W/IN 6" OF FINISH GRADE FINISH GRADE=35.00 EL.30.3± I- EL.30.3± r- EL.30.3± F.G. EL: 35.5± -I MIN. COVER OVER S.A.S. = 9" EL.29.03± 4" SCH 40 PVC 0 S= 17. (MIN.) 10' ... _.. _. INSTALL SANITARY TEE SCN 40 PVC 8" 6 FOtzCE Mp,\1, INV =31 Al INV.= 27.83 23" INV.= 34.0 D -BOX TEE SHALL NOT EXTEND u INV.=27.78 PUMP OFF 17" BELOW FLOW LINE 12" Kj (USE DB -9 W/BAFFLE) PROPOSED 1,500 GALLON MONOLITHIC SEPTIC TANK da2m SER& INV.=28.03 NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING PROPOSED 1,000 GALLON MONOLITHIC PUMP CHAMBER PIPE INVERTS PRIOR TO CONSTRUCTION. (installalltion of pump chamber to be reversed) 2) TANK, PUMP CHAMBER, AND D -BOX SHALL BE SET TRUE TO GRADE ON A MECHANICALLY COMPACTED SIX INCH CRUSHED STONE BASE AS SPECIFIED IN 310 CMR 15.221(2). 3) INSTALL PVC INLET/OUTLET TEES IN SEPTIC TANK AS REQUIRED. 4) GAS BAFFLE W/ FILTER TO BE INSTALLED ON OUTLET TEE AS MANUFACTURED BY TUF-TITE, ZABEL OR EQUAL. 5) RUBBER BOOTS TO BE INSTALLED ON INLETS/OUTLETS OF PROP. SEPTIC TANK AND PUMP CHAMBER W/JOINTS HYDRAULICALLY CEMENTED TO PREVENT INFILTRATION. INSTALL 1' PVC CONDUIT TO HOUSE FOR WIRING WITH WATERTIGHT JOINTS. WIRE HIGH WATER ALARM FLOAT TO GP 2000 HIGH WATER ALARM PANAL ON CIRCUIT SEPARATE FROM CIRCUIT TO THE PUMP. HOISTING CABLE 7x19 STAINLESS STEEL 1/8" DIAMETER. / 1,760 LB. STRENGTH. PC INV.(IN)=27.78 ALARM ON EL: 25.72 PUMP ON EU 25.22 PUMP OFF EL: 24.78 11 11 BOTTOM OF INT. P.C. EL. 23.78 SEPTIC SYSTEM PROFILE PROVIDE WATERTIGHT CONCRETE RISER WITH SECURED COVER TO GRADE NEMA 4 JUNCTION BOX CORROSION RESISTANT & LIQUID -TIGHT CABLE CONNECTORS SUPPORTED BY 1-1/4" PVC CONDUIT. JOINTS TO BE MADE WATERTIGHT 2"BALL VALVE w/ UNIONS SCH. 80 PVC GEORGE FISHER CO. MODEL NO. 560 OR EQUAL 2"SCH. 40 DISCHARGE TO D -BOX 2"SCH. 40 TEE w/ CLEAN-OUT CAP PROVIDE 1/4" WEEP HOLE IN DISCHARGE PIPE FOR SELF -DRAINING FORCE MAIN `2" BALL CHECK VALVE SCH. 80 PVC 100 P.S.I. FLOWMATIC MODEL No. 208S PROVIDE 2- WIDE ANGLE FLOATS: - \� 2" SCH. 40 PVC DISCHARGE PIPE FLOAT NOA: PUMP ON/OFF (BARNES 073618 OR EQUAL) BARNES SEV412 PUMP .5 H.P. 115 V FLOAT NO.2: ALARM ACTIVATION (BARNES 073612 OR EQUAL) 2" DISCHARGE PASSING 2" SOLIDS VOR EQUAL NOTE: SEPTIC TANK AND PUMP CHAMBER TO BE FACTORY WATERPROOFED AND SEALED WITH THOROSEAL OR EQUAL. PUMP & ACCESSORIES AVAILABLE AS A UNIT THROUGH WIGGEN PRECAST CORP., BOURNE MA. (800) 564-6774 PUMP & ACCESSORIES AVAILABLE THROUGH WILLIAMSON ELECTRIC (781) 444-6800 PUMP DETAIL N. T. S. N.T.S. DOSING & STORAGE REQUIREMENTS OF (�qs DAILY FLOW: 440 GPD f9�y DOSING REQUIRED: 4 CYCLES/DAY (SAND) DARRM. 440 = 4 = 110 GALLONS/CYCLE AE DISTANCE DISTANCE REQUIRED BETWEEN PUMP s ON AND PUMP OFF FLOATS: 110 GAL/CYCLE --- 250 GAL/FT = 0.44 FT/CYCLE (5") STORAGE REQUIRED ABOVE WORKING LEVEL: 330 GALLONS SANITAR�A� J STORAGE PROVIDED: 3 17 �LJ INV. (IN) EL•27.78 - ALARM ON EL: 25.72 =2.17' ( STORAGE PROVIDED = 2.06' X 250 GAL/FT = 515 GALLONS MAINTAIN 2% MIN SLOPE OVER LEACHING AREA L=10'(MAX) 4" SCH 40 P MIN. 3.3" TO ® S= 1% (MIN.) INVERT- INV.ELEV.=33.73 ALL TWO INSPECTION PORTS(MIN.) 6 ROWS OF 6 UNITS AT 4'/UNIT = 24'/ROW SOIL ABSORPTION SYSTEM (PROFILE) BREAKOUT=TOP ELEV.=34.12 INV. ELEV.= 33.73 BOTTOM ELEV.= 33.45 VENT RESTORE VEGETATIVE COVER w_wtFAzMyA )oly liner (see note 13) PERC SAND EXISTING SUITABLE MATERIAL 5' MIN. ABOVE BOTTOM OF T.P. EXCAVATION OR G.W.JEFFECTIVE WIDTH = 6 x 2.83' = 16.98 (5.05' PROVIDED) USE 6 ROWS OF 6 INFILTRATOR QUICK 4 PLUS STD LP ADJ. GROUNDWATER EL.=28.40 _ UNITS -NO STONE DATE: FEBRUARY 13, 2013 SOIL EVALUATOR: DARREN MEYER, R.S., CSE #1614 WITNESS: PHIL RENAUD, YARMOUTH HEALTH BUOYANCY CALCULATIONS 1.500 GALLON SEPTIC TANK 112= 11' x 6' x 4.57 x 62.4 = 18,821 Ibs ground cover. I V x 6' x 1.1 x 120 - 8,712 Ibs empty tank: - 12,000 Ibs aroundcover + empty tank > uplift: 8,712 + 12000 - 20,712 Ibs > 18,821 Ibs SEPTIC TANK BUOYANCY CHECK O.K. PUMP CHAMBER uRlift:8.5 X 5 X 4.62 X 62.4 12,253 Ibs ground cover. 8.5 X 5 x 1.1 x 120 5,610 Ibs empty tank: 8,000 Ibs groundcover + empty tank > uplift, 5,610 + 8,000 - 13,610 Ibs > 12,253 Ibs PUMP CHAMBER BUOYANCY CHECK O.K. SOIL LOGS TYPICAL SECTION N.T.S. Elev. TP- 1 Depth 30.10 0" FILL 26.94 38" A N.T.S. DMM 26.44 LOAMY SAND tOYR 3/1 44„ B REV. 2 DATE SHEET NO. 508-362-2922 LOAMY SAND 11/20/13 03/15/14 10YR 5/8 25.10 60" C SIEVE SAMPLE MEDIUM SAND 0 24.77 2.5Y 6/4 20.10 120" GROUNDWATER OBSERVED AT 60" EL. 25.10 )EX WELL: AIW-247 ZONE: B INDE WELL: SDW-252 ZONE: E VEL: 25.3 ADJUSTMENT: 4.6 ft. LEVEL: 47.2 ADJUSTMENT: **USE AVERAGE BETWEEN AIW-247 & SDW-252 (4.6 + 2.0 = 6.6/2=3.3')** **ADJUSTED GROUNDWATER ELEVATION 28.40** PROPOSED SEPTIC SYSTEM UPGRADE PLAN 78 WEIR ROAD, YARMOUTH, MA Prepared for: Claire Smith Engineering by: Surveying by: SCALE DRAWN DATE MEYER & SONS, INC. Weller & Assoc. N.T.S. DMM 03/15/13 PO BOX 981 EASTSANDWICN, AM 02537 (508) 375-0735 REV. DATE REV. 2 DATE SHEET NO. 508-362-2922 11/20/13 03/15/14 2 of 2