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HomeMy WebLinkAboutEngineered Plans - 2016LEGEND �-- c--� PROPOSED CONTOUR ® PROPOSED SPOT GRADE --98-- EXISTING CONTOUR + 96.52 EXISTING SPOT GRADE W- EXISTING WATER SERVICE 3. SYSTEM SHALL BACKFILLED TEST PIT MAP 23 PCL. 257 BENCHMARK CORNER CONCRETE STEP ELEV=9.85' TOP MOUNDED x SEPTIC AREA ELEV=10.8' FA Permit valid for REPAIR O St<PT7C�Y"1 H:M ONLY; due to State anti Local septic 17, iarlv,s 9.8' E#oard. of Health review and approval is required tier any future additions/rent)%.itions/aiterations to sewage facilities and/or structures/dwelling% Varmouth Health I)e`.Partmel,/t APPROVED/' ' SAWIt6 Ow 1 A GAR �R�h' LI V RM KIT BED DIN RM RM BTH BED RM N' x 9.2' � OAS \ Aq \ q S 6S. 00 y A �MFHT F WATER GATE �\ so LOT 24 x9.4' \ 10,350± S.F. (0.24± AC.) 3 \ 3 9.4' / cq / � o ryAY Fsk / � t)0 O � O / X 3' � O ja �� 6539 00„ k. w MAP 17 PCL 109 - NIL 103 9.4' $0. \ MAP 23 PCL. 255 84' PROP. 2,000G 2 -COMP TANK (1500G/500G) / �.9' I MAP 17 PCL. 110 urluTY POLE HYDRANT JOHN Z. DEMAREST, JR. No.36859 1"=20' GENERAL NOTES: 1. ALL CHANGES TO THIS PLAN MUST BE APPROVED ABY THE LOCAL 10. EXIST. SEPTIC TANK AND LEACHING (LOCATION UNKNOWN) TO BE CRUSHED BOARD OF HEALTH AND THE DESIGN ENGINEER. I PUMPED AND REMOVED PER TITLE 5. 2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIREMENTS OF THE STATE ENVIRONMENTAL CODE, TITLE V, AND ANY APPLICABLE 11. 48 HOUR NOTICE FOR ENGINEER CERTIFICATION LOCAL RULES AND REGULATIONS. 12. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY 3. SYSTEM SHALL BACKFILLED AND IS NOT TO BE CONSIDERED A PROPERTY UNE SURVEY TOEINSEWAGE SPPECTIONI AND APPR L BY THETHENBOARD OE AND 13. NO PRIVATE WELLS WITHIN 100 FT. OF PROPOSED LEACHING DESIGN ENGINEER. 14. ALL PIPE TO BE 4" SCH 40 0 1/8"/FT (UNLESS SPEC. OTHERWISE) 4. ANY CONDITIONS ENCOUNTERED DURING CONSTRUCTION DIFFERING 15. THE DESIGN OF THIS SYSTEM DOES NOT ALLOW FROM THOSE SHOWN HEREON SHALL BE REPORTED TO THE DESIGN ENGINEER BEFORE CONSTRUCTION CONTINUES. FOR THE USE OF A GARBAGE GRINDER 5. ALL ELEVATIONS BASED ON NAVD DATUM. 16. NO WETLANDS WITHIN 100 FT. OF PROPOSED LEACHING 6. THE DESIGN ENGINEER IS NOT RESPONSIBLE FOR THE FAILURE OF 17. REMOVE UNSUITABLE SOILS 5 FEET AROUND LEACHING TO EL. 6.12 THE CONTRACTOR OR OWNER TO NOTIFY THE LOCAL BOARD OF HEALTH FOR PROPER INSPECTIONS DURING CONSTRUCTION. OR TOP OF C LAYER AND REPLACE WITH CLEAN MEDIUM SAND PER 7. WATER SUPPLY PROVIDED BY MUNICIPAL WATER. TITLE 5. 8. ALL AREAS DISTURBED DURING CONSTRUCTION SHALL BE RESTORED 18. PLACE 40ml POLY LINER AROUND ENTIRE LEACHING AT EDGE OF TO A CONDITION AGREED UPON BETWEEN OWNER AND CONTRACTOR. SOIL REMOVAL, FROM ELEVATION 9.80-5.80 9. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE LOCATION OF ALL UNDERGROUND UTILITIES. PRIOR TO BEGINNING CONSTRUCTION. WEST YARMOUTH 3 RFs FSF 9� �o LOC p,qI LOCUS MAP LOCUS INFORMATION PLAN REF: 155/051 TITLE REF: 25953/128 PARCEL ID: MAP 23 PAR. 256 FLOOD ZONE: "AE" EL. 11.0 COMMUNITY PANEL: 25001CO588J DATED:07/16/14 SEPTIC SYSTEM REPAIR PLAN LOCATED AT: 19 MAUSHOPS PATH WEST YARMOUTH, MA PREPARED FOR McLAUGHLIN APRIL 07. 2016 4av'�Ydj(� MEYER & SONS INC. P.O. Box 981 E. SANDWICH, MA 02537 PH. (508)360-3311 fax (774)413-9468 meyerandsonstitle5@gmail.com SHEET 1 OF 2 697 T.O.F. EL.=10.70 PROPOSED TANK INSTALL RISERS W/IN 6" OF FINISH GRADE EL.9.5± EL.9.Of 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 EL.9.Ot F.G. EL: 10.50± FINISH GRADE=10.50 MAINTAIN 2% MIN SLOPE OVER LEACHING AREA MIN. COVER OVER S.A.S. = 9" '. INSTALL INSTALL TWO INSPECTION PORTS(MIN.) EL.8.17 SANITARY TEE L =1 O'(MAX) GS -2x 6" 4" SCH 40 PVC 2" SCH 40 PV 4" SCH 40 PV (MIN.) U-i10"I " C� S= 1% MIN. FORCE MAIN a" s (MIN.) ®S= 1% (MIN.) 3.3" TO poly liner 1749 5000IJD=:QO INVERT- (see note 18 INV.=9.08 a TEE'S ARE TO BE COMP. INV.= 9.25 PAGH1:a4" SCH 40 PVC 3 ROWS OF 8 UNITS AT 4.0'/UNIT = 32.0'/ROW PUMP CHAM- INV.= 6.80 TEE SHALL NOT EXTEND Exist. Invert 1,500G GAS (SEE DETAIL BELOW FLOW LINE INV.ELEV.=8.98 INV.= .Inv COMP. BAFFLE BELOW (USE DB -5 W/BAFFLE) SOIL ABSORPTION SYSTEM (PROFILE) INV.= 7.05 W/ FILTER ) ��F / RESTORE VEGETATIVE COVER PROPOSED 1,500/500 GALLON 2 -COMPARTMENT SEPTIC TANK NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE INVERTS PRIOR TO CONSTRUCTION. 2) SEPTIC 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. 1140 PERC SAND BREAKOUT=TOP ELEV.=9.37 j INV. ELEV.= 8.98 BOTTOM ELEV.= 8.70 EXISTING SUITABLE 2.83' I MATERIAL 5' MIN. ABOVE BOTTOM O SEPTIC SYSTEM PROFILE`G.W. T.P. EXCAVATION OR G.W. EFFECTIVE WIDTH = 3 x 2.83' = 8.49' (4.05' PROVIDED) USE 3 ROWS OF 8 INFILTRATOR QUICK 4 PLUS N.T.S. ADJ. GROUNDWATER EL.=4.65 _ STD LP (3.3" INVERT) UNITS -NO STONE INSTALL 1 VC CONDUIT TO HOUSE 0 RIND PROVIDE WATERTIGHT CONCRETE RISER WITH WATERTIGHT JOINTS. WIRE HIGH WATER ALARM WITH SECURED COVER TO GRADE FLOAT TO GP 2000 HIGH WATER ALARM PANAL ON CIRCUIT SEPARATE FROM CIRCUIT TO THE PUMP. -\ � NEMA 4 JUNCTION BOX CORROSION RESISTANT HOISTING CABLE 7x19 STAINLESS STEEL 1/8" DIAMETER. / 1,760 LB. STRENGTH. PC INV.(OUT)=6.80 - ALARM ON EL: 4.13 PUMP ON EL: 3.80 PUMP OFF EL -3.55 ts" (' I 12f' BOTTOM OF INT. P.C. EL. 2.80 1 & 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 N0.2: ALARM ACTIVATION (BARNES 073612 OR EQUAL) 2" DISCHARGE PASSING 2" SOLIDS OR 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 BUOYANCY CALCULATIONS 2.000 2 COMP -SEPTIC TANK u In ift: 12' x 7' x 4 x 62.4 = 20,966.4 lbs ground cover: 12' x 7' x .75 x 120 = 7,560 lbs empty tank: 16,000 lbs groundcover + gmpty_ tank > uplift: 7,560 + 16,000 = 23,560 lbs > 20,966.4 lbs TANK BUOYANCY CHECK O.K. DOSING & STORAGE REQUIREMENTS DAILY FLOW: 330 GPD DOSING REQUIRED: 8 CYCLES/DAY (SAND) 330 - <- 8 = 41.25 GALLONS/CYCLE DISTANCE REQUIRED BETWEEN PUMP ON AND PUMP OFF FLOATS: 41.25 GAL/CYCLE _ 125 GAL/FT = 0.33 FT/CYCLE (4") STORAGE REQUIRED ABOVE WORKING LEVEL: 330 GALLONS STORAGE PROVIDED: OUT. EL:6.80 - ALARM ON EL: 4.13 =2.67' STORAGE PROVIDED = 2.67' X 125 GAL/FT = 333.0 GALLONS SOIL LOG DATE: MARCH 16, 2016 SOIL EVALUATOR: DARREN M. MEYER, R.S., WITNESS: A. VONHONE, YARMOUTH Elev. TP -1 Depth 8.70 A 0" LOAMY SAND 10YR 3/2 8.28 B 5" LOAMY SAND 1OYR 6/8 6.12 C PERC ® 6.12 MEDIUM SAND 2.5Y 6/6 1.70 31" 84" PERC RATE <2 MIN/IN. ('Cl- HORIZON) GROUNDWATER OBSERVED AT 63" EL. 3.45 WELL: MIW-29, ZONE A. LEVEL 7.5, ADJ 1.2' ADJUSTED GROUNDWATER ELEV. 4.65' VARIANCE REQUEST **PER 310 CMR 15.405(1)(h), 0.95' VARIANCE TO ALLOW LEACHING TO BE 4.05' ABOVE GROUNDWATER VS REQUIRED 5.0'** TYPICAL SECTION NJA DESIGN CRITERIA NUMBER OF BEDROOMS: 3 BEDROOM DESIGN SOIL TEXTURAL CLASS: CLASS I DESIGN PERCOLATION RATE: <2 MIN/IN DAILY FLOW: 330 G.P.D. DESIGN FLOW: 330 G.P.D. GARBAGE GRINDER: NO (NOT DESIGNED FOR GARBAGE GRINDER) SEPTIC TANK/PUMP CHAMBER: 330 gpd x 200% = 660 gpd USE 2 -COMP 2,OOG TANK (1,50OG/500G) LEACHING AREA REQUIRED: (330)/0.74 = 445.94 S.F. DISTRIBUTION BOX: (3 OUTLETS (MINIMUM)) PRIMARY S.A.S. USE 3 ROWS OF 8 - INFILTRATOR QUICK 4 STD _LP (3.3" INVERT) UNITS WITH NO STONE BOTTOM AREA: (GENERAL USE APPROVAL FOR 4.73 SF/LF OF CHAMBER) (CHAMBER UNITS) 24 UNITS x 4.00 LF x 4.73 SF/LF = 454.08 SF TOTAL AREA = 454.08 SF DESIGN FLOW PROVIDED: 0.74GPD/SF(454.08SF) = 336 GPD > 330 GPD req'd PROPOSED SEPTIC SYSTEM UPGRADE PLAN 19 MAUSHOPS PATH, WEST YARMOUTH, MA Prepared for: McLaughlin Design and Site Plan by: SCALE DRAWN DATE MEYER &SONS, INC. N.T.S. DMM 04/07/16 PO BOX 981 EAST SANDW/CH,MA02537 REV DATE SHEET NO. 508-362-2922 06/02/16 2 0f 2