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HomeMy WebLinkAbout15 Soutwest site plans 2NOTE: TO PREVENT BREAKOUT, INSTALL A 40 MIL Q in POLY LINER AS SHOWN ON SHEET 1. GENERAL NOTES:M to TOP OF LINER, EL.=9.5 BOTT. OF LINER, EL.=8.0 1. ALL CHANGES TO THIS PLAN MUST BE APPROVED BY THE LOCAL Z g PROPOSED SEPTIC TANK/PUMP CHAMBER D-BOX BOARD OF HEALTH AND THE DESIGN ENGINEER. = O PROVIDE RISERS WITH FRAMES &COVERS OVER PROPOSED PROPOSED S.A.S. 2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIREMENTS EACH ACCESS MANHOLE AND SET NI FINISH GRADE. INSTALL WATERTIGHT RISER 8c OF THE STATE ENVIRONMENTAL CODE, TITLE V, AND ANY APPLICABLE O- MANHOLES BROUGHT TO GRADE SHALL SECURED INSTALL COVER SET TO 6" OF GRADE (min.) INSPECTION PORT min. LOCAL RULES AND REGULATIONS. except as requested below: 0 a TO PREVENT UNAUTHORIZED ACCESS. F.G. EL.=10.4t OVER FIELD -310 CMR 15.405(1)(h): CONTENTS OF LOCAL UPGRADE APPROVAL W ca T.O.F.=12.55t F.G. EL.=10.5i MAINTAIN 2% GRADE (MIN.) OVER S.A.S. 1) A 1' reduction to the required separation between adjusted high groundwater and bottom of S.A.S., for 4' of separation. f- V) Q w . F.G. EL.=10.5t F.G. EL.=10.5f PROVIDE ENOUGH WIRE EXISTING SLACK TO REMOVE PUMP 4' DIAM. INSPECTION PORT, 3. THE SEWAGE DISPOSAL SYSTEM SHALL NOT BE BACKRLLED PRIOR L=8'(MAX) 18' x s-1% (MIN.) SCH 40 - C PVC 25' LEACHING FIELD W/3-4" PERFORATED IN S.A.S., soup PERF. PVC DISTRIBUTION LINES ABOVE S.A.S., WITH SCREW CAP SET TO WITHIN 3' OF GRADE. TO INSPECTION AND APPROVAL BY THE BOARD OF HEALTH AND THE DESIGN ENGINEER. LJJ = _ �PROVIDECTHR40 BLOCKS 4'SCH40 CREPORTEDTI�O ® S=1%1(MIN.) "SCH40 " AT ALL BENDS CAPPED ENDS 4• ANY ENCOUNTERED U) D `O PVC s 6" -- 6" EFF.DEPTH FROMC�HOSE SHOWN HEREON SHNDITIONS ALL BE TDHEFEDES DESIGN N N 10" a o INV.=9.27 4"� r. • INV.=9.10 INV. EL.=8.9(END) SLOPE OF PERF. PIPE = 0.5% � ENGINEER BEFORE CONSTRUCTION CONTINUES. V) ( r�'s ARE TO BE I �, ADJ. GW EL. i - 5. ALL ELEVATIONS BASED ON NAVD88. 4 SCH 40 PVC Z9 4.3 PROPOSED D-BOX E�y�NT 3 OUTLETS (MIN.) 25' EFFECTIVE LENGTH 6. THE DESIGN ENGINEER IS NOT RESPONSIBLE FOR THE FAILURE OF U C STDG. GW EL. THE CONTRACTOR OR OWNER TO NOTIFY THE LOCAL BOARD OF - LW zneE OR Eoun>' INVERT .. 2 D SOIL ABSORPTION SYSTEM (PROFILE) HEALTH FOR PROPER INSPECTIONS DURING CONSTRUCTION. �-- > 6 =8.55 INV.=8.47t INV.=9.02 7. WATER SUPPLY PROVIDED BY TOWN WATER SUPPLY. SEPTIC SYSTEM. 0- � Q c 2 CONNECT TO SEWER INV.=8.30 8. THERE ARE NO WELLS WITHIN 100' OF THE PROPOSED 3 AT OLD TANK INLET- EFFLU NT FILTER SHALL 8E INSTALLED ON OUTLET 9. ALL AREAS CLEARED FOR CONSTRUCTION SHALL BE RESTORED AS INV.=8.9t TEE MANUFACTURED BY ZABEL OR EQUAL.'! FILTER SHALL BE INSPECTED AND CLEANED ANNUALLY OR AS ESTABLISH VEGETATIVE COVER AGREED UPON BY OWNER AND CONTRACTOR OR AS OTHERWISE 0 (n v REQUIRED TO PREVENT SEWAGE BACK UP TO !HOUSE. FINISH GRADE APPROVED FILTER FABRIC DIRECTED BY THE APPROVING AUTHORITIES. W 0 (See Pump Detail, Sheet 3 of 3) EL.=10.4t 10. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY Y THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING 0 U 1500/500 GALLON SEPTIC TANKZPUMP CHAMBER CONSTRUCTION. H-10 TANK >.. 11. WHERE REQUIRED, CONTRACTOR SHALL REMOVE ALL UNSUITABLE SOILS Q = 3 NOTES: BREAKOUT ELEV.=9.37 - IN THE AREA BENEATH AND FOR 5' ON ALL SIDES OF THE S.A.S. AND = o 1) SEPTIC TANK/PUMP CHAMBER & D-BOX SHALL BE SET BOTTOM ELEV.=8.4 REPLACE WITH CLEAN SAND AS SPECIFIED IN 310 CMR 255(3). 0 LEVEL & TRUE TO GRADE ON A MECHANICALLY COMPACTED TO G.W. 12. AREAS REQUIRING STRIPOUT OF UNSUITABLE MATERIALS SHALL BE V STABLE BASE OR SIX INCH CRUSHED STONE BASE AS 4' MIN. SEPARATION (WITH VARIANCE) 4' 5 5 4' INSPECTED BY DESIGN ENGINEER PRIOR TO BACKFILL. o SPECIFIED IN 310 CMR 15.221(2). AND 4 OF NATURALLY 18' EFFECTIVE WIDTH 3/4"-1 1/2" DOUBLE 13. THE ENGINEER IS NOT RESPONSIBLE FOR ANY UNDOCUMENTED EXISTING L0 2) INSTALL INLET & OUTLET TEES AS REQUIRED. OCCURRING PERVIOUS SOILS WASHED STONE SEPTIC SYSTEM COMPONENTS NOT SHOWN ON THE PLAN. 3) MAX. COVER OVER TANK, D-BOX & S.A.S. SHALL BE 36". EST. HIGH G.W. EL: 4.3 r 14. AN ELECTRICAL PERMIT SHALL BE OBTAINED PRIOR TO CONSTRUCTION. N 4) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE INVERTS SOIL ABSORPTION SYSTEM (SECTION) oN z� PRIOR TO CONSTRUCTION. SEPTIC SYSTEM PROFILE z I 1, - ° �M cznN SOIL LOG z Y :jto U o DATE: DECEMBER 8, 2022 n o SOIL EVALUATOR: ANNA WIMMER SE#14,615 M WITNESS: JAY GARDINER HEALTH AGENT Index Well Readings �N N \ DESIGN CRITERIA n W ELEV. T!� DEPTH (feet 0" �- o N NUMBER OF BEDROOMS: 3 9.7 A 2019 2020 zozl � : 2�1zs SOIL TEXTURAL CLASS: CLASS I LOAMY SAND 10YR 3/2 am no m,nK ' 8.9 E g" S�ary e���,arr �h stemGJ na�ren apr[i May >v ruse a ego DESIGN PERCOLATION RATE: <2 MIN/IN LOAMY SAND 2022 U > o M DAILY FLOW: 330 GPD 8.7 10YR 5/2 12„ w"rt to "d Readies zartA zorme znnec z"nco zone o WHI iBarr,stau,23, 'b 4.1 4.7 U) o N 0 rn Barnstahle247 AIW231 B 272 3.5 z.3 7A 27z 3.5 s:3 7.a ss eMeaaamnua6e�2a7 T d. ;n DESIGN FLOW: 330 GPD LOAMY SAND Barnstaole2a7 awz47R Bourne 198 SHWt98 33.7 'n o N r 0 7 GARBAGE GRINDER: NO 10YR 5/8 7.9 2p' Brewster2l BMW21R _2p _ 12.2 3.2 4.8 a �arrxrter 2, m Q V £ Op C1 Chatham 29.2 2.7 55 6.8 - ®LY.hp 36 to ��� O M a v LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF Mashp el3B MIW 9 FINE SAND Mashpee 29 MIW29 - 42 2,3 3.5 4.7 5.8 3.5 � ®�MaSnpca 29 to C� C 74 GPD/SF 6.3 2.5Y 7/4 36 Sandwich 252 SDW252R Sandwich 253 SDW253R 'b � 35.9 1.6 2A 3.2 4.0 LT -4_ _ __ *Sa"dwah252 49.5 3.9 53 7.7 • � PROPOSED SEPTIC TANK PUMP CHAMBER: 1500 500 GAL CAPACITY / / C2 PERC 29°/47" Truro&9 WNW1 FINE SAND weutteet t7 wNwnR � 12.9 t.5 z.3 3.2 r u r a B _ Y wtr oa9 9z.9 2s - 3.3 4,9 PROPOSED D-BOX: 1 INLET, 3 OUTLET (MIN.), H-10 4:2 2.5Y 6/4 _ 66J. GW o �; �®v✓eimzn $.* INSTALL A 18' x 25' LEACH FIELD C3 VERY FINE SAND Month D N v� " SIDEWALL AREA: NOT APPLICABLE 2.5Y 6/2 92"STG. GW 1.7 96" STRIPOUT 5 o2 U, BOTTOM AREA: 18' x 25' = 450 S.F. REMOVE "A"&"B" HORIZONS TO SUITABLE o 450 S.F. PERC RATE <2 MIN/IN. "B" HORIZON C" HORIZON SAND (SEE NOTE 11). c WTI ,-, TOTAL AREA: .................•................. STANDING GW @92", EL.=2.0 FILL WITH TITLE 5 SAND o rn3 d o LEACHING CAPACITY = 0.74 GPD/SF x 450 SF = 333.0 GPD INDEX WELL MIW-29, WATER LEVEL=9.2 (DEC 2022) ZONE A ADJUSTMENT=2.3', ADJ. GW, EL.=4.3 w : �t°