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HomeMy WebLinkAboutEngineer Plan - 2022FLOOD ZONE DESIGNATION FEMA FLOOD MAP 25001C0588J EFFECTIVE DATE 7/16/14 ZANE AE (EL 11) PARTIAL STRIPOUT TO SUITABLE "C" HORIZON MAY BE REQUIRED EXIST. 600 GAL. LEACH PIT-\ TO BE REMOVED (SEE NOTE 1 1) EXISTING SHED TO BE REMOVED HOUSE(# 1) �f BENCHMARK CDR.ICONC. SLAB EL. =103.19 h�. 80.00, --- -. ,.. 38 - x 30.98 37.3 W c --0. H. W. — umoutb Hea t Department EXIST. CESSPOOL " JLF TO BE REMOVED 056tZ' r (SEE NOTE 11) ame * Date 10339 "p .... ®„e X 10 3,8 6 I .. TP X 103.58 SHA t ; :PR .. 10 22' 103.87•:::. :��:����.:�• .J I 1�3,3 3, 03.60 �, .. SLA _..._ 10 8r' x Q3� X Ra ti� 102.96 o EXISTING - cO /HOUSE(j7)io JlT..F. .fc 1,FF EL. =104. 04 a 102.1 w. it (craw! space)°' ...• 10 2,30 01,46 X - 101,98� LOT AREA 7, 200 S.F. X 100,34 10 PROPOSED SEPTIC TANK/ PUMP CHAMBER INSTALL A 40 MIL POLY LINER TOP OF LINER, EL.=36.5 BOTT. OF LINER, EL.=34.0 7WIMM 0 .: hOM WETLANDS "'ft .. CTDH 100,49 CBDH 10 0, 2 7, w.w.......•. . P-k--SET 100,66 10 0 100.01 99,8 100,11 100,43 OWNER OF RECORD WF1 DRAKE HOLDINGS LLC 97,82 25 WAREHAM STREET MIDDLEBORO, MA 02346 JUL 2022 HEATH DEPT. OF Mgss9� o PETER MCENTEE CIVIL No. 35109 ,ry ®� W 1•0 0, 3 4 EDGE OF WETLANDS .... W� 4 J/ 99.22 -� 99,87 M .�r/ L� LEGEND r All Cape & ,`" � ' ' z# � Islands Answering EXISTING CONTOUR' EXISTING SPOT GRADE fiw Lem;ide Pla5ler PROPOSED SPOT GRADE 7 weiei St: West EXISTING WATER SERVICE Yan-�duth MA 02673 j itar�rt> . Ste` Innovative gal 'n '� Estate 5otutteans EXISTING GAS SERVICE. OVERHEAD WIRES 3 '9 TEST PIT BENCHMARK '9 Englewood [rnglewood<. hr See of4 LOCUS MAP C'MERAL 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 REQUIREMENTS OF THE STATE ENVIRONMENTAL CODE, TITLE V, AND ANY APPLICABLE LOCAL RULES AND REGULATIONS EXCEPT AS REQUESTED BELOW: —310 CMR 15.405(1)(b): LOCAL UPGRADE APPROVAL 1) A 10' variance, S.A.S. to crawl space wall, for a 10' setback. 3. THE SEWAGE DISPOSAL SYSTEM SHALL NOT BE BACKFILLED PRIOR TO INSPECTION AND APPROVAL BY THE BOARD OF HEALTH & 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 AN 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. THERE ARE NO PRIVATE ABUTTING WELLS WITHIN 100' OF THE PROPOSED S.A.S. 9. ALL AREAS CLEARED FOR CONSTRUCTION SHALL BE RESTORED AS SHOWN ON THE PLAN OR AS OTHERWISE DIRECTED BY THE APPROVING AUTHORITIES. 10. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY LOCATIONS OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING CONSTRUCTION. 11. WHERE REQUIRED, CONTRACTOR SHALL REMOVE ALL UNSUITABLE SOILS BENEATH AND FOR 5' ON ALL SIDES OF THE THE S.A.S. AND REPLACE WITH CLEAN SAND AS SPECIFIED IN 310 CMR 255(3). 12. AREAS REQUIRING STRIPOUT OF UNSUITABLE MATERIALS SHALL BE INSPECTED BY A LICENSED SOIL EVALUATOR PRIOR TO BACKFILL. 13. THE ENGINEER IS NOT RESPONSIBLE FOR ANY UNDOCUMENTED EXISTING SEPTIC SYSTEM COMPONENTS NOT SHOWN ON THE PLAN. 14. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND IS NOT TO BE CONSIDERED A PROPERTY LINE SURVEY. 15. THE CONTRACTOR SHALL OBTAIN AN ELECTRICAL PERMIT BEFORE THE START OF ANY ELECTRICAL WORK. 16. THE DESIGN ENGINEER SHALL INSPECT & CERTIFY SOIL REMOVAL, EXISTING SEPTIC TANK AND FINAL TO INCLUDE PUMP OPERATION. PARCEL ID: 22-399 PROPOSED SEPTIC SYSTEM UPGRADE PLAN 7 WATER STREET, WEST YARMOUTH, MA Prepared for: Drake Holdings LLC, 25 Wareham St, Middleboro, MA 02346 Engineers: Surveyors: SCALE DRAWN JOB. NO. Engineering Works, Inc. JCEngineering, Inc. 1 "=20' P.T.M. 215-22 DATE CHECKED SHEET NO. 12 West Crossfield Road Forestdale, MA 02644 2854 Cranberry Hwy. E.Wareham, MA 02538 (508) 477-5313 (508) 273-0377 7/12/22 P.T.M. 1 of 3 PROVIDE RISERS WITH APPROVED FRAMES & COVERS OVER EACH ACCESS MANHOLE AND SET TO FINISH GRADE. MANHOLES BROUGHT TO GRADE SHALL BE SECURED TO PREVENT UNAUTHORIZED ACCESS. T.O.F. =103.3f -F EXlSTIN603.1 t `- F.G. EL.=103.5t v ' L =16 ® S=1 % (MIN.) 4"SCH40.PVC _ TEE'S ARE TO INVERTJ11 4_ SCH 40 F 'Y=100.50 EF CONNECT TO EXISTING SEWER OUTLET EFFLUENT FIL — INV. =101.0f TEE AS MANt (verify) SHALL BE 1W REQUIPF Tr7 (See Pump E H-10 T YiPROPOSED D—BOX INSTALL WATERTIGHT RISER & COVER SET TO 6" OF GRADE F.G. EL.=104.1 f L=8'(MAX.) 2" SCH 40 PVC © S=1% (MIN. PROVIDE THRUST BLOCKS 4"SCH40 PVC' AT ALL If BENDS - /\ 6" EFF.DEPTH INV.=102.73 i '= STG. G.W. EL.=95.8 - INV.=102.56 ADJ. G.W. PROPOSED D-BOX G.W. EL.=96.8 6 OUTLETS 4111KI ) �- INV.=100.35t 100.25 SHALL BE INSTALLED ON OUTLET 'URED BY ZABEL OR EQUAL. FI TED AND , OR AS ,0WA(CF'�^ " UP. 1, Sheet 3 of 3) NOTES: 1) SEPTIC TANK/PUMP CHAMBER & D-BOX SHALL BE SET LEVEL & TRUE TO GRADE ON A MECHAN CALLY COMPACTED STABLE BASE OR SIX INCH .-_CRUSHED ST NE _ BASE AS,, SPECIFIED IN 310 CMR 15.221(2).- 2) INSTALL INLET & OUTLET TEES AS REQUIRED. 3) MAX. COVER OVER TANK, D-BOX & S.A.S. SHALL BE 36". 4) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE INVERTS PRIOR TO CONSTRUCTION. DESIGN CeRITERIA NUMBER OF BEDROOMS: "BEDROOMS SOIL TEXTURAL CLASS: WASS I DESIGN PERCOLATION RATE: <6 MIN/IN DAILY FLOW: 330 G.P.D. DESIGN FLOW: 330 G.P.D. GARBAGE GRINDER: NO PROPOSED SEPTIC TANK/PUMP CHAMBER: 1500/500 CAPACITIES PROPOSED DISTRIBUTION BOX: DB-6 (H-10) LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF INSTALL AN 13' x 35' LEACH FIELD SIDEWALL AREA: NOT APPLICABLE BOTTOM AREA: 13' x 35' = 455 S.F. TOTAL AREA: ................................. REA:................................. 455 .F. LEACHING CAPACITY = 0.74 GPD/SF x 455 SF = 336.7 G D H-10 INV.=102.48 NOTE: TO PREVENT BREAKOUT, INSTALL A 40 MIL POLY LINER AS SHOWN ON SHEET 1. TOP OF LINER, EL.=103.0 PROPOSED SAS. BOTT. OF LINER, EL.=100.0 INSTALL INSPECTION PORT OUTSIDE DRIVEWAY FOOTPRINT F.G. EL.=103.6(MIN.) to 104.1 t /MAINTAIN 2% GRADE (MIN.) OVER S.A.S. 4" DIAM. INSPECTION PORT, 13' x 35' LEACHING FIELD W,2-4" PERFORATED IN S.A.S., SOLID Iu An oroc ovr nicr01RiITIMd i INE=C JABOVE S.A.S., WITH SCREW CAP '' CAPPED ENDS I SLOPE OF PERF. PIPE = 0.5% { �INV. EL.=102.30(END) r 35' EFFECTIVE LENGTH SOIL ABSORPTION SYSTEM (PROFILE) COVER— FINISHESTABLISH VEGETATIVE -AD APPROVED FILTER FABRIC B. •ELEV.=102.83 BOTTOM ELEV.=101.80 5' MIN. SEPARATION TO G.W. AND 4' OF NATURALLY OCCURRING PERVIOUS SOILS EST. HIGH G.W. EL: 96.8 - SEPTIC SYSTEM PROFILE SOIL LOG DATE: JUNE 24, 2022 , SOIL EVALUAT- v..M EE SE# 1542 WITNESS: JAY GARDINER HEALTH AGENT ELEV. T P DEPTH 103.8 °„ A LOAMY SAND 10YR 3/3 103.1 81, B LOAMY SANU PERC 10YR 5/8 20" 101.5 C 28" FINE SAND 2.5Y 5/3 96.8 AjGW, 84" REDOX 7.5 YR 5/8. 95.8 ST96" 94.6110"PERC RATE ,<2 BHORIZON STANDING EL.=1. ESTIMATED HIGH GW, EL.=1.6 (REDOX) PROPOSED SEPTIC SYSTEM UPGRADE PLAN 7 WATER STREET, WEST YARMOUTH, MA Prepared for: Drake Holdings LLC, 25 Wareham St, Middleboro, MA 02346 Engineers: Engineering Works, Inc. 12 West Crossfield Road Forestdole, MA 02644 (508) 477-5313 Surveyors: JCEngineering, Inc. 2854 Cranberry Hwy. E.Warehom, MA 02538 (508) 273-0377 SCALE N.TS. DRAWN P.T.M. JOB. NO. 215-22 DATE 7/12/22 CHECKED P.T.M. SHEET NO. 2 of 3 PROVIDE WATERTIGHT CONCRETE RIPER WITH SECURED FRAME & COVER TO GRADE HOISTING CABLE 7x19 STAINLESS STEEL 1/8" DIAMETER. / 1,760 LB. STRENGTH. --- (TO BE INSTALLED IF QUICK DISCONNECT IS NOT INSTALLED) INV. (IN)=100.25 ALARM ON EL: 97.59 PUMP ON EL: 97.34 BOTTOM OF PUMP CHAMBER PUMP OFF EL: 96.92 16' 13" 8„ ELEV.= 95.92 4„ PROVIDE 2 FLOATS: FLOAT NO.1: PUMP ON/OFF-SJ RHOMBUS (PROVIDE WITH PUMP) FLOAT NO.2: ALARM ACTIVATION FLOAT -PROVIDED ITH ALARM PANEL (ON SEPARATE CIRCUIT FROM PU P SPECIFIED) NEMA 4 JUNCTION BOX CORROSION RESISTANT & LIQUID -TIGHT CABLE CONNECTORS SUPPORTED BY 1-1/4" PVC CONDUIT. JOINTS TO BE MADE WATERTIGHT. AN SJE RHOMBUS-JB PLUGGER OR EQUAL. IS RECOMMENDED. Prw'VtuL LN'Quvh WIRE "? ''-K TO REMOVE PUMP/& INSTALL 1' PVC CONDUIT TO HOUSE FOR WIRING WITH WATERTIGHT JOINTS. WIRE HIGH WATER ALARM A FLOAT TO SJE RHOMBUS TANK ALERT XT ALARM PANEL ON CIRCUIT SEPARATE FROM CIRCUIT TO THE PUMP. 6 -8 2" BALL VALVE (FIELD ADJUST FOR 20 GPM RATE) (INSTALL QUICK DISCONNECT FOR EASY REMOVAL) 2"SCH. 40 DISCHARGE (THROUGH RISER -SEE PROFILE) 2" 90° ELBOW W/ 1 /4" WEEP HOLE FOR SELF -DRAINING FORCE MAIN 2" SWING CHECK VALVE 2" SCH. 40 PVC DISCHARGE PIPE ADDITIONAL 3/16" VENT HOLE (MIN.) ABOVE PUMP FLANGE ,TO PREVENT PREMATURE PUMP BURNOUT) LIBERTY LE40 SERIES PUMP .4 H.P. 115 V WITH 2" DISCHARGE, OR EQUAL 4" KNOCKOUTS (TYP. ) PUMP CHAM ER, PUMP & ACCESSORIES AVAILABLE AS A UNIT CAPE WINWA ER WORKS CO., HYANNIS, MA. (508) 862-0166 NOTE: APPROVED ALTERNATE MAY BE SUBSTITUTED. —�— — 5'-8" {' 4" OUTLET 47Y KNOCKOUTS PUMP DETAIL 4'-S' N.T.S. COMPARTMENT µ ALL AVAILABLE EXISTING % IHOUSE(If7) BACK OF HOUSE �Q 462' 30� h � --moo �--�o •------- ` w �1PROPOSED S.A.S. I- 35' S.A.S. LAYOUT BUOYANCY CALCULATIONS H-10 SEPTIC TANK/PUMP CHAMBER BOTTOM OF UNIT EL.= 95.92 HIGH GROUNDWATER EL.=96.8 BUOYANCY FORCE PER FOOT OF DEPTH: 12.2' x 6.7' x 1' x 62.4 lbs./cu.ft. = 5100.6 Ibs. MAX. DISPLACEMENT = 96.80'-95.92' = 0.88' MAX. UPLIFT PRESSURE = 0.88' x 5100.6 Ibs/ft = 4488.5 Ibs. WEIGHT OF UNIT EMPTY = 18,852 Ibs. 18,852 Ibs > 4488 Ibs O.K. DOSING & STORAGE REQUIREMENTS DESIGN FLOW: 330 GPD DOSING REQUIRED: 4 CYCLES/DAY (MIN.) 330 - 6 = 55.0 GALLONS/CYCLE DISTANCE REQUIRED BETWEEN PUMP ON AND PUMP OFF FLOATS: 55.0 GAL/CYCLE o 125 GAL/FT = 0.44 FT/CYCLE (SAY 5") STORAGE REQUIRED ABOVE WORKING LEVEL: 330 GALLONS STORAGE PROVIDED: INV.(IN) EL: 100.25 — PUMP ON EL: 97.34 = 2.91' STORAGE PROVIDED = 2.91' x 125 GAL/FT = 363.8 GALLONS ten" ni n COVERS PLAN VIEW 4 p 20" DIA. COVERS 1 /— (TYP.) 4" INLET KNOCKOUTS 3" SUPPORT LIQUID (SEE NOTE 3) (T P)BEAMS LEVEL CROSS SECTION A -A 4 WT of H-10: 18,852 LBS. SPECIFICATIONS 1.) CONCRETE 4,000 PSI AFTER 28 DAYS. 2.) CONSTRUCTION CONFORMS TO DEP TITLE V REGS. 310 CMR SECTION 15.226. 3.) TONGUE & GROOVE JOINT SEALED W/ BUTYL RESIN 4.) REINFORCEMENT PER ASTM C1227-96. 5.) ALSO AVAILABLE IN H-20 LOADING. 6) PRVIDE POLYMER WATERPROOF COATING A 4,7" H-10 SEPTIC TANK/PUMP CHAMBER 1500/500 WIGGIN PRECAST CORP., BOURNE MA. (800) 564-6774 PROPOSED SEPTIC SYSTEM UPGRADE PLAN 7 WATER STREET, WEST YARMOUTH, MA Prepared for: Drake Holdings LLC, 25 Wareham St, Middleboro, MA 02346 Engineers: Engineering Forks, Inc. 12 West Crossfield Road Forestdole, MA 02644 (508) 477-5313 Surveyors: JCEngineering, Inc, 2854 Cranberry Hwy. E.Worehom, MA 02538 (508) 273-0377 SCALE N.TS. DRAWN P.T.M. JOB. NO. 215-22 DATE 7/12/22 CHECKED P.T.M. SHEET NO. 3 of 3