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HomeMy WebLinkAboutEngineer PlanPAI � , 'a F r. L o + lr')., cy > V4 - i; ` 16. 'd c. ate„ &. Z a Cri i. i f/� C6 r' y C. 4 �+ r is i' it 'g 'd L `\ TAFT READ \n h� Tf 1 S 32 °0125" E ~ 95 00' \ r -i 1i /'L' Lot 12IN 9,530t S,F, 0,22f AC, Map 58 ©� Parcel 71� o I 2J EXISTING T0F=10P.86 (Assumed) ' �� 4 � �0 " SEWER N. ��.� INv 99 92 00 39.99Q. ', .. N 32'01'25" lad rib � f9 •yo \4 � � Benchmark ,Set Top cb/dh f'nd, El,=100,85 (Assumed) N 30'54'05" W PROPOSED SEPTIC TANK LEGEND gg-PROPOSED CONTOUR 99 PROPOSED SPOT GRADE 1 ``' EXISTING CONTOUR X 99,73 EXISTING SPOT GRADE BUCK ® TEST PIT q? WN EXISTING WATER SERVICE EXISTING OVERHEAD WIRE — -- EXISTING GAS SERVICE s EXISTING TREE 5dt STRIPOUT AS REQ'D TO SUITABLE o r''B" OR 'C' HORIZON. NOTIFY BOARD OF HEALTH OF ANY STRIP❑UT r (SEE NOTE 11) INSPECTION PORT r 40 MIL POLY LINER 0 SET BETWEEN EL.=99,5 N llC 3 L0, EXISTING CESSPOOLS TO BE PUMPED & FILLED WITH SAND n AUG 2 1 2007 HEALTH DEPT. o PETER T. McENTEE CIVIL No. 35109 Z(6? N 0 SWAN /.' POND i LOCUS MAP N.T.S. 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 REQUIREMENTS OF THE STATE ENVIRONMENTAL CODE, TITLE V, AND ANY APPLICABLE LOCAL RULES AND REGULATIONS EXCEPT AS REQUESTED BELOW: -310 CMR 15.405(1)(a)&(b): 1) A 1' vorionce, S.A.S. to property line, for an 9' setback. 2) An 11' variance, S.A.S. to cellar wall, for a 9' setback. 3) A 1' reduction to the required 5' sepatoion between moximum seasonal high groundwater elevation and bottom of S.A.S., for a 4' 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 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 MAIN. 8. THERE ARE NO PRIVATE WELLS LOCATED WITHIN 100' OF THE S.A.S. 9. AREAS DISTURBED DURING CONSTRUCTION SHALL BE RESTORED TO A CONDITION ACCEPTABLE TO THE OWNER. 10. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE 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 FT, ON ALL SIDES OF THE S.A.S. AND REPLACE WITH CLEAN FILL AS SPECIFIED IN 310 CMR 255(3), 12. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND IS NOT TO BE CONSIDERED A PROPERTY LINE SURVEY. PROPOSED SEPTIC SYSTEM UPGRADE 57 TAFT ROAD, WEST YARMOUTH, MA Prepared for: Claudson Moroes, 57 Taft Road, West Yarmouth, MA Engineering by: Engineering Works 12 West Crossfield Rood Forestdole, MA 02644 (506) 477-5313 Surveying by: IrARNER SURVEYING 22 Long Road Harwich, MA 02645 (508) 432-8309 SCALE 1"=20' DRAWN P.T.M. JOB. NO. 195-07 DATE 8/2/07 CHECKED P.T.M. SHEET NO. 1 Of 2 ELEV. TOP FOUNDATION (Existing) n �,—F.G. EL.101.8t F.G. EL.101.4t INSTALL RISERS WITH COVERS OVER INLET L = 9, & OUTLET TO WITHIN 6" OF FINISH GRADE 4" SCH 40 PVC 6" @ S= 2X (MIN.) 1U" 14" 48' LIQUID — LEVEL ' GAS INV,EL=99.71 BAFFLE TIE IN TO EXISTING 4" C.I. SEWER V OUTSIDE HOUSE INV.EL=99.92 (3) 5" DIA.OUTLETS 6' 8" H-10 LOADING 2" D-BOX INSPECTION PORT oa O O C�7 TOP VIEW SOP VIEW �4 I'---34A--'i �— (E FE 'TIVE NTH) END VIEW SIDE VIE CIF �-=- 11.5' INVERT �!. END CAP `' MULTIPORT END CAP IIaF V 'W NOMINAL CHAMBER SPECIFICATIONS SIZE (W x L X H),.,--34' x 48' x 16' EFFECTIVE LEACHING AREA, 1 17 TRENCH...................................................7.93 SF/LF LINVERT ELEVATION ................... ....._................,.,.11.5' INFILTRATOR SYSTEMS, INC. I 34- 6 BUISNESS PARK ROAD P.O. BOX 768 SECTION VIEW OLD SAYBROOK, CT 06475 PH. (800) 221-4436, FAX (860) 577-7100 W W W,INFILTRATORSYSTEMS.COM QUICK 4 HIGH CAPACITY INFILTRATOR CHAMBER INFILTRATOR CHAMBERS N.T 0 NOTE: TO PREVENT BREAKOUT, A 40 MIL POLY LINER SHALL BE INSTALLED AROUND THE S.A.S. AT AS SHOWN ON SHEET 1 AND FINISH GRADE: 100.4 SET BETWEEN EL, 99.5 AND EL, 96.0. F.G. EL.100.7t MAINTAIN 2% MIN SLOPE OVER LEACHING AREA 36" MAXIMUM COVER INSPECTION RISER PIPE L=25' 4" SCH 40 PVC 4" SCH 40 PVC @ S= 1% (MIN.) 6" e S= 1X (MIN.) 11,5' TO y,P `, ° INVERT �" ._. dlEa _ ' - �= INV.EL=99,46 " �=�Iti ��'g=�a"-�� >1: �����'� PROPOSED 1NV.ELEV.=99.00 D-BOX 1 ROW OF 14 UNITS AT 4'/UNIT + 2 END CAPS 56' + 2' +" 58' INV. EL.=99.21 INV. EL.=99.04 SOIL ,ABSORPTION SYSTEM (PROFILE) N.T.& NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE INVERTS PRIOR TO CONSTRUCTION. 2) D—BOX SHALL BE SET LEVEL AND TRUE TO GRADE ON A MECHANICALLY COMPACTED SIX INCH CRUSHED STONE BASE, AS SPECIFIED IN 310 CMR 15.221(2), 3) INSTALL INLET & OUTLET TEES AS REQUIRED. 4) GAS BAFFLE TO BE INSTALLED ON OUTLET TEE AS MANUFACTURED BY TUF—TITE, ZABEL OR EQUAL. SEPTIC SYSTEM PROFILE N.T.S. %' S.A.S. LAYOUT I ESTABLISH VEGETATIVE COVER BACKFILL WITH CLEAN SAND (NATIVE DR PERC SAND) TOP OF UNIT, ELEV.=99.37 ;. INV. ELEV.=99.00 :. BOTTOM ELEV.=98,04 7Ilul�;, BREAKOUT ELEV.=98.04 4' MIN, ABOVE BOTTOM OF 2,B' EXISTING SUITABLE T,P, EXCAVATION OR G.W. MATERIAL GROUNDWATER AT EL,=94,0 — SOIL ABSORPTION SYSTEM (SECTION) NT.s. SOIL LOG 2,8' DATE: JULY 26, 2007 SOIL EVALUATOR: PETER T. MCENTEE P.E. WITNESS: AMY VON HONE YARMOUTH HEALTH DEPT Elev. TP Denth Ln 100.2 0" FILL 98.6 20" A LOAMY SAND 1OYR 4/2 98.0 26" B LOAMY SAND 42" 10YR 5/8 PERC 9 5. 7 54" C MED. SAND 2.5Y 6/4 DESIGN CRITERIA NUMBER OF BEDROOMS: 2 BEDROOMS SOIL TEXTURAL CLASS: CLASS I n [5 (DE I M A I L DESIGN PERCOLATION RATE: <2 MIN/IN DAILY FLOW: 220 G.P.D. SEP 0 6 2007 DESIGN FLOW: 330 G.P.D. GARBAGE GRINDER: NO HEALTH H DIE- T . PROPOSED SEPTIC TANK: 1500 GAL. CAPACITY LEACHING AREA REQUIRED: (330) = 445.9 S.F. .74 USE 1 ROW OF 14—OUICK4 HIGH CAPACITY CHAMBER UNITS WITH NO STONE FOR A 58.0' SAS (TRENCH CONFIGURATION) BOTTOM AREA: (GENERAL USE APPROVAL FOR 7.93 SF/LF OF INFILTRATOR) 14 UNITS + 2 END CAPS = 58.0 FT 58.0' x 7.93 SF/LF = 459.94 SF DESIGN FLOW PROVIDED: 0.74(459.94 S.F.) = 340.46 G.P.D. 94,0 ADJ. G.W. _ 92.3 STG. G.W. _ 95" 90.7 -- 104" STANDING GROUNDWATER AT 95" PERC RATE <2 MIN/IN. ("B" & "C" HORIZONS) G.W. ADJUSTMENT 1.7' (ZONE A) (MIW 29—JULY 2007) PROPOSED SEPTIC SYSTEM UPGRADE 57 TAFT ROAD, WEST YARMOUTH, MA Prepared for: Claudson Moraes, 57 Taft Road, West Yarmouth, MA Engineering by: Engineedngworl�e 12 West Crossfield Road Forestdole, MA 02644 (508) 477-5313 Surveying by: WARNER SURVEYING 22 Long Road Harwich, MA 02645 (508) 432-8309 SCALE 1 "=20' DRAWN P.T.M. JOB. NO. 195-07 DATE S f 2/07 CHECKED P.T.M. SHEETNO. �, O f 2