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HomeMy WebLinkAboutEngineer PlanEXI,�T/NG-`CESSPOOL & LEACH PIT �CBE PUMPED, FILLED W/SAND " ND ABANDONED PROPOSED SEPTIC TANK/ PUMP CHAMBER �g�9 1500/500 CAPACITIES (H-10) S SPIKE i I 1 i TP \ 0 0 LOT 57 13, 038±S. F. STRIPOUT - BOUNDARY "A" HORIZON 40 MIL POLY LINER - TOP OF LINER, EL.9.5 BOTT. OF LINER, EL.=7.0 .PROPOSED S.A.S. - 18' x - 25' LEACH FIELD W/3 DISTRIBUTION LINES FLOOD ZONE DESIGNATION MAP NUMBER: 25001 CO5889J EFFECTIVE DATE: JULY 16, 2016 ZONE AE(EL1 1) & <0.2% ANNUAL CHANCE 9,33 'o PROPOSED LANDSCAPE TIE TOP EL.=10.5 x 9.04 x 9.55 1 ,EXISTING' HOUSE(#37) T.O. F.1=11. 6i 1 ZL � DECK \ ` \\ r se 0 i x 9.91 x 9,64 0,04 10,18 10.18 / STUMP 0 i4J ,0 10.87 QV 11,12 �0• 10,94 WMS❑ .y DRIVEWAY 11.20 1.05 1.07 BENCHMARK COR./DECK STEP TOP EL.-11.01 10.96 11,13 OWNER OF RECORD GEORGE W CARRAS TRUST GEORGE W. CARRAS, TRUSTEE JAMES P. CARRAS, TRUSTEE 37 PAMET ROAD WEST YARMOUTH, MA 02673 x 10.98 EXISTING SPOT GRADE - - 10 i- - EXISTING CONTOUR 10 PROPOSED CONTOUR -W EXISTING WATER SERVICE -G-i- EXISTING GAS SERVICE .r --0. H. (1! OVERHEAD WIRES TEST PIT j BENCHMARK A GENERAL NOTES: LOCUS MAP 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 ICMR 15.405(1)(b)&(h): CONTENTS OF LOCAL UPGRADE APPROVAL 1) A 1' reduction to the required separation between adjusted high groundwater and bottom of S.A.S., for 4' of separation. 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 MASS MAPPER 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 SUPPLY. 8. THERE ARE NO WELLS WITHIN 100' OF THE PROPOSED SEPTIC SYSTEM. 9. ALL AREAS CLEARED FOR CONSTRUCTION SHALL BE RESTORED AS AGREED UPON BY OWNER AND CONTRACTOR OR AS OTHERWISE DIRECTED BY THE APPROVING AUTHORITIES. 10. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE ,LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING CONSTRUCTION. 11. WHERE REQUIRED, CONTRACTOR SHALL REMOVE ALL UNSUITABLE SOILS IN THE AREA BENEATH AND FOR 5' ON ALL SIDES OF 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 DESIGN ENGINEER 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. AN ELECTRICAL PERMIT SHALL BE OBTAINED PRIOR TO CONSTRUCTION. MAP I D: 24-100 PROPOSED SEPTIC SYSTEM UPGRADE PLAN 37 PAMET ROAD, WEST YARMOUTH, MA Prepared for: James Carras, 225 Aron Court, Bartlett, Illinois 60103 Engineers: Surveyors: SCALE DRAWN JOB. NO. Engineering Works, Inc. Richard J. Hood PL5 1 "=20' P.T.M. 206-24 12 West Crossfield Road 12 Settlers Path Forestdole, MA 02644 Sandwich, MA 02563 DATE CHECKED SHEET NO. (508) 477-5313 (508) 246-6260 6/25/24 P.T.M. 1 of 3 PROPOSED SEPTIC TANK/PUMP CHAMBER PROVIDE RISERS WITH 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.=11.6t -F.G. EL.=9.8± EXISTING L =25' S=1% (MIN.) 4"SCH40 PVC INVERT =7.7° NOTE: TO PREVENT BREAKOUT, INSTALL A 40 MIL POLY LINER AS SHOWN ON SHEET 1. TOP OF LINER, EL.=9.5 BOTT. OF LINER, EL.=7.0 PROPOSED D-BOX INSTALL WATERTIGHT RISER & PROPOSED S.A.S. COVER SET TO 6" OF GRADE INSTALL INSPECTION PORT TO WITHIN 3" OF GRADE F.G. EL.=10.9t F.G. EL.=10.7t OVER FIELD F.G. EL.=10.0t PROVIDE ENOUGH WIRE MAINTAIN 2% GRADE (MIN.) OVER S.A.S. SLACK TO REMOVE PUMP M. INSPECTION PORT, L=8'(MAX) 18' x 25' LEACHING FIELD W/3-4"f[--F4PERDFT11CAiRATED 1N S.A.S., SOLID H,40PVC ® S=1s (MIN.) SCH 40 PERF. PVC DISTRIBUTIONLINES S.A.S., WITH SCREW C TOP EL.=8.84 4"SCH40 PVC WITHIN 3' OF GRADE. 14 SC PROVIDE ALLRBENDS LOCKS 6' a 6" EFF.DEPTH 14 i 10' INV.=9.40 TE,E'S ARE TO BE ADJ. GW EL. INV.=9.23 4 SCH 40 PVC / PROPOSED D-BOX E j 7NTJ 4.4 3 OUTLETS (MIN.) ZABEL OR EQUAL)` STDG. GW EL. 'OTT. E1.=3.17 3.6 INV.=7.5t INV.=9.13- CONNECT TO EXISTING ' INV.=7.50 SEWER PIPE EFFLUENT FILTER SHALL BE INSTALLED ON OUTLET -INV.=8.9t TEE AS MANUFACTURED BY ZABEL OR EQUAL. FILTER SHALL BE INSPECTED AND CLEANED ANNUALLY OR AS REQUIRED TO PREVENT SEWAGE BACK UP TO HOUSE. (See Pump Detail, Sheet 3 of 3) 1500/500 GALLON SEPTIC TANK/PUMP CHAMBER H-10 TANK ESTABLISH VEGETATIVE COVER AS DIRECTED BY THE SANDWICH CONSERVATION COMMISSION NOTES: BREAKOUT ELEV.=9.48- 1) SEPTIC TANK/PUMP CHAMBER & D-BOX SHALL BE SET LEVEL & TRUE TO GRADE ON A MECHANICALLY COMPACTED BOTTOM ELEV.=8.50 STABLE BASE OR SIX INCH CRUSHED STONE BASE AS 4' MIN. SEPARATION TO G.W. SPECIFIED IN 310 CMR 15.221(2). (WITH VARIANCE) 2) INSTALL INLET & OUTLET TEES AS REQUIRED. AND 4 OF NATURALLY OCCURRING PERVIOUS SOILS 3) MAX. COVER OVER TANK, D-BOX & S.A.S. SHALL BE 36". EST. HIGH G.W. EL: 4.4 4) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE INVERTS PRIOR TO CONSTRUCTION, SEPTIC SYSTEM PROFILE DESIGN CRITERIA NUMBER OF BEDROOMS: 3 SOIL TEXTURAL CLASS: CLASS I DESIGN PERCOLATION RATE: <2 MIN/IN DAILY FLOW: 330 GPD DESIGN FLOW: 330 GPD GARBAGE GRINDER: NO LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF .74 GPD/SF PROPOSED SEPTIC TANK/PUMP CHAMBER: 1500/500 GAL CAPACITY PROPOSED D-BOX: 1 INLET, 3 OUTLET (MIN.), H-10 INSTALL A 18' x 25' LEACH FIELD SIDEWALL AREA: NOT APPLICABLE BOTTOM AREA: 18' x 25' = 450 S.F. TOTAL AREA: ...... ............................... 450 S.F. LEACHING CAPACITY = 0.74 GPD/SF x 450 SF = 333.0 GPD 4 SLOPE OF PERF. PIPE = 0.5% 25' EFFECTIVE LENGTH FINISH GRADE EL.=10.7t 18' EFFECTIVE WIDTH SOIL LOG ENDS INV. EL.=9.00(END) APPROVED FILTER FABRIC 4' 3/4"-1 1/2" DOUBLE WASHED STONE DATE: JUNE 6, 2024 SOIL EVALUATOR: ANNA WIMMER SE#14615 WITNESS: BARRY LEWIS HEALTH AGENT ELEV. T P DEPTH 9.2 A 0" SANDY LOAM 10YR 3/1 8.5 B 8" LOAMY SAND 10YR 6/6 PERC 7.7 C1 18' BOTT 20" FM-F SAND 2.5Y 6/4 4.4 1--ADS. Gw-4k!q 58" M-F SAND 2.5Y 6/3 3.6 STG, GW 67" 3.5 1 68" STANDING G.W. IN TP �9 67" (EL.=3.6) INDEX WELL, MIW-29, ZONE A, ADJUSTMENT=0.8', MA7 2024 ADJUSTED G.W. = 3.6 + 0.8 = 4.4 PERC RATE <2 MIN/IN. ("B" HORIZON) PROPOSED I S.A.S. 18' x 25' LEACH FIELD W/3 DISTRIBUTION LINES HOUSE(#37) T.D.F.=11.6t t DECK r Se ♦ I `'s�♦ 21.4' ♦ ,/de 10 de S.A.S. LAYOUT Index Well Readings (feet below surface) 2019 1 2020 2021 2022 2023 la.wary February Mann Apra s - - •-• Web ID ud Reading Zone A Zone 6 Zone C Zone D Zone E 0 2024 Wa1 Barnstable 231 AIW231 0 25.5 0.7 0.9 1.4 1.9 2.1 iParomeme dal Barnstable 247 AIW247R 0 23.8 1.3 1.9 2.5 3.2 a _, __ •Bamsua 2.7 Boume 198 SHW198 31.5 = ou-198 8rewster2l BMW21R 10.2 1.9 2.6 vi -20 �Brervster dt Chalhem 118 CGW138R 2 26.2 1.4 2.1 2.8 3.5 0 ,,,,, 1� �CnM^a"136 Mashpee 29 M'W29 6.0 0.8 12 1.6 2.0 m *Mancpm 29 .1,1.ch 252 SDW252R r✓ V3 0.0 0.0 0.0 0.0 {ISa^o-wN'52 Sandwich 253 SDLV253R ' eb 46.9 2A 32 4.3 u' '0 Truro 89 TSW89 % 10.6 0.4 0.6 0.8 �Sx•ox cr 253 Wellfleet 17 WNWI7RI Cb 10.8 1.4 1.9 2.8 084 CW l-17 Month PROPOSED SEPTIC SYSTEM UPGRADE PLAN 37 PAMET ROAD, WEST YARMOUTH, MA Prepared for: James Carros, 225 Aron Court, Bartlett, Illinois 60103 Engineers: Surveyors: SCALE DRAWN JOB. NO. Engineering Works, Inc. Richard J. Hood PLS N.T.S. P.T.M. 206-24 12 West Crossfield Road 12 Settlers Path Forestdole, MA 02644 Sandwich, MA 02563 DATE CHECKED SHEET N0. (508) 477-5313 (508) 246-6260 6/25/24 P.T.M. 2 Of 3 PROVIDE WATERTIGHT RISER, FRAME & SECURED COVER SET TO GRADE HOISTING CABLE 7x19 STAINLESS STEEL 1/8" DIAPMRETEO / ENO 'G 60/IRLB. STRENGTH SLACK TO REMOVE PUMP INV.(IN)=7.50 j —' ALARM ON EL: 5.17 PUMP ON EL: 4.67 - NEMA 4 JUNCTION BOX CORROSION RESISTANT & LIQUID —TIGHT CABLE CONNECTORS SUPPORTED BY 1-1/4" PVC CONDUIT. JOINTS TO BE MADE WATERTIGHT. USE SJE RHOMBUS—JB PLUGGER OR EQUAL. PROVIDE ENOUGH WIRE SLACK TO REMOVE PUMP • INSTALL 1' PVC CONDUIT TO HOUSE FOR WIRING WITH WATERTIGHT JOINTS. WIRE HIGH WATER ALARM FLOAT TO SJE RHOMBUS TANK ALERT XT ALARM PANEL ON CIRCUIT SEPARATE FROM CIRCUIT TO THE PUMP. 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 PUMP OFF EL: 4.17 20" 1 —2 SWING CHECK VALVE BOTTOM OF 14"- PUMP CHAMBER 8„ 2" SCH. 40 PVC DISCHARGE PIPE ELEV.= 3.17 ADDITIONAL 3/16" VENT HOLE (MIN.) ABOVE PUMP FLANGE PROVIDE 2— WIDE ANGLE FLOATS: 4" (TO PREVENT PREMATURE PUMP BURNOUT) FLOAT NOA: PUMP ON/OFF—SJ RHOMBUS (PROVIDED WITH PUMP) LIBERTY LE40 SERIES PUMP .4 H.P. 115 V FLOAT NO.2: ALARM ACTIVATION FLOAT —PROVIDED WITH ALARM PANEL WITH 2" DISCHARGE, OR EQUAL (ON SEPARATE CIRCUIT FROM PUMP SPECIFIED) PUMP AND ACCESSORIES AVAILABLE AT: CAPE COD WINWATER WORKS CO., HYANNIS, MA. (508) 862-0166 NOTE: APPROVED ALTERNATE MAY BE SUBSTITUTED. 20" DIA. COVERS ( 12'— 2" TYP.) - --_Tr-----I�-- --I I I I I I II II ( A I i i i i I A 6'-8' I 1 I I I I I I I I I I I I I I I I I I I I I I II II 4" KNOCKOUTS (TYP.) PI AN VIEW PUMP DETAIL N.T.S. 4" 5'-8" 20" DIA. COVERS (TYR) CROSS SECTION A -A SPECIFICATIONS WT of H-10: 18,852 LBS. 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 & WRAPPED 4.) REINFORCEMENT PER ASTM C1227-93. 5.) ALSO AVAILABLE IN H-20 LOADING. 6.) PROVIDE POLYMER WATERPROOF COATING H-10 SEPTIC TANK/PUMP CHAMBER 150O 500 WIGGIN PRECAST CORP., BOURNE MA. (800) 564-6774 BUOYANCY CALCULATIONS H-10 SEPTIC TANK/PUMP CHAMBER BOTTOM OF UNIT EL.= 3.17 HIGH GROUNDWATER EL.=4.4 BUOYANCY FORCE PER FOOT OF DEPTH: 12.2' x 6.7' x 1' x 62.4 lbs./cu.ft. = 5100.6 lbs. MAX. DISPLACEMENT = 4.40' — 3.17' = 1.23' MAX. UPLIFT PRESSURE = 1.23' x 5100.6 Ibs/ft = 6,273.7 Ibs. WEIGHT OF UNIT EMPTY = 18,852 Ibs. 18,852 LBS. > 6,274 LBS. O.K. DOSING & STORAGE REQUIREMENTS DESIGN FLOW: 330 GPD DOSING REQUIRED: 4 CYCLES/DAY (RECOMMENDED) 330 - 4 = 82.5 GALLONS/CYCLE DISTANCE REQUIRED BETWEEN PUMP ON AND PUMP OFF FLOATS: 82.5 GAL/CYCLE - 125 GAL/FT = 0.66 FT/CYCLE (USE 6") STORAGE REQUIRED ABOVE WORKING LEVEL: 330 GALLONS STORAGE PROVIDED: INV.(IN) EL: 7.50 — PUMP ON EL: 4672 = 2.83' STORAGE PROVIDED = 2.83' x 125 GAL/FT = 353.8 GALLONS PROPOSED SEPTIC SYSTEM UPGRADE PLAN 37 PAMET ROAD, WEST YARMOUTH, MA Prepared for: James Carras, 225 Aron Court, Bartlett, Illinois 60103 Engineers: Surveyors: SCALE DRAWN JOB. NO. Engineering Works, Inc. Richard J. Hood PL5 N.T.S. P.T.M. 206-24 12 West Crossfield Road Forestdole, MA 02644 12 Settlers Path Sandwich, MA 02563 DATE CHECKED SHEET N0. (508) 477-5313 (508) 246-6260 6/25/24 P.T.M. 3 Of 3