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HomeMy WebLinkAboutEngineered Plans - 2015I Es LEGEND PROPOSED CONTOUR ® PROPOSED SPOT GRADE --98-- EXISTING CONTOUR + 96.52 EXISTING SPOT GRADE W— EXISTING WATER SERVICE t9 TEST PIT V' \ \` O / \ cc 39� \ TBM = EL. 40.0 BULKHEAD FOUND. 'rX38.5 O� 0 O O� °' 39. jam. /'O c�k- P� C� TP 39. 38 .u5 CP 0 38.5 o/ 2�0 38.2 Yarmouth Health Department „.APPROVED v-I-�S Date SOUTH YARMOUTH LOCUS MAP LOCUS INFORMATION TITLE REF: D1039156 PARCEL ID: MAP 090 PAR. 108 SEPTIC SYSTEM REPAIR PLAN LOCATED AT: 3 TAM-O-SHANTER WAY SOUTH YARMOUTH, MA PREPARED FOR THOMPSON AUGUST 5, 2015 1 o 1140'r; --g �4WMT�—�0 or ER & SONS, INC. .O. BOX 981 ANDWICH, MA. 02537 H: (508)360-3311 X: (774)413-9468 ndsonstitle5@gmail.com .meyerandsons.com SHEET 1 OF 2 J#1744 NOTE: MAGNETIC TAPE TO BE PLACED OVER ALL COVERS T.O.F. EL.=40.0± SEPTIC TANK PROPOSED D -BOX INSTALL RISERS & COVERS OVER INLET & INSTALL RISER & COVER -;4OUTLET AND SET TO 6" OF FINISH GRADE SET TO 6" OF GRADE /-F.G. EL.=39.2± /-F.G. EL.=39.3± /--F.G. EL: 38.7± :e 9" MIN COVER/ 36" MAX COVER L = 20' 0 S=1% (MIN.) EL = 37.95 0 S=1% (MIN.) 4"SCH40 PVC 4"SCH40 PVC ..10.1 INV .=36.90 t4" 48" LIQUID l INV.=36.65 LEVEL GAS BAFFLE 1 INV.=36.45) PROPOSED 1.500 GALLON SEPTIC TANK EXIST. SEWER OUTLET INV. = 37.50 NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE INVERTS PRIOR TO CONSTRUCTION 2) TANK AND 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 W/ GAS BAFFLE AS REQUIRED L = 10'(MAX) 0 S=1% (MIN.) 4"SCH40 PVC NOTE: TO PREVENT BREAKOUT, THE PROPOSED FINISH GRADE SHALL NOT BE < EL•36.49 FOR A DISTANCE OF 15' AROUND THE PERIMETER OF THE S.A.S. PROPOSED S.A.S. INSTALL A 4" DIAMETER INSPECTION PORT OVER GENERAL NOTES: ONE CHAMBER (MIN.) AND SET TO 3' OF F.G. F.G. EL: 39.0(MAX.) 1. ALL CHANGES TO THIS PLAN MUST BE APPROVED BY THE LOCAL BOARD OF HEALTH AND THE DESIGN ENGINEER. OW 2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIREMENTS OF THE STATE ENVIRONMENTAL CODE, TITLE V, AND ANY APPLICABLE RTS ( INSTALL TWO INSPECTION POMIN.) LOCAL RULES AND REGULATIONS. L 6"I I 11INV.3" TO Ij ERT u INV.=36.10 �- -j PROPOSED 4 ROWS OF 4 UNITS AT 6.25'/UNIT = 25'/ROW D -BOX INV.=36.25 DB o SOIL ABSORPTION SYSTEM (PROFILE) RESTORE VEGETATIVE COVER �-BACKFILL WITH CLEAN PERC SAND TO TOP OF CHAMBERS BREAKOUT=TOP ELEV.=36.49 INV. ELEV.= 36.10 BOTTOM ELEV.= 35.16 , 2.83' EXISTING SUITABLE MATERIAL 5' MIN. ABOVE BOTTOM OF T.P. EXCAVATION OR G.W. EFFECTIVE WIDTH = 4 x 2.83' = 11.32' (7.44' PROVIDED) USE 4 ROWS OF 4 -HIGH CAPACITY BOTTOM OF TESTHOLE: EL: 27.72 = INFILTRATOR (H20) UNITS W/ ENDCAP-NO STONE SEPTIC SYSTEM PROFILE TYPICAL SECTION N.T.S. N.T.S. DESIGN CRITERIA SOIL LOGS NUMBER OF BEDROOMS: 3 BEDROOM DESIGN DESIGN FLOW: RESIDENTIAL: 3 BEDROOMS ® 110 GPD/BR = 330 GPD DATE: JULY 28, 2015 DESIGN PERCOLATION RATE: <2 MIN/IN SOIL TEXTURAL CLASS: CLASS 1 (0.74 GPD/SF) SOIL EVALUATOR: DARREN M. MEYER, RS, CSE 1614 GARBAGE GRINDER: NO (not designed for garbage grinder) WITNESS: AMY VONHONE, YARMOUTH HEALTH DISTRIBUTION BOX: USE DB -5 (1-120) OF M Elegy. TP -1 Depth SEPTIC TANK: 330 gpd x 200% = 660 gpd USE NEW 1,50OG SEPTIC TANK Q��� qs,54 39.05 0" FILLLEACHING AREA REQUIRED: (330)/.74 = 445.94 S.F. D FARE R M. y� 38.55 A 6" PRIMARY S.A.S. N/( 11 , �,-� Loam4/1 D USE 4 ROWS OF 4 - HI -CAP INFILTRATOR H-20 UNITS -NO STONE38•13 11" - _alb I R BOTTOM AREA: (GENERAL USE APPROVAL FOR 4.73 SF/LF OF CHAMBER) (CHAMBER) 16 UNITS x 6.25 LF x 4.73 SF/LF = 473.0 SF TOTAL AREA = 473 SF DESIGN FLOW PROVIDED: 0.74GPD/SF(473SF) = 350 GPD > 330 GPD req'd S4N p P� v i LOAMY SAND 10YR 6/6 33" MEDIUM PERC TEST SAND a 34.95 2.5Y 6/4 27.721 1 136" PERC RATE <2 MIN/IN. ("Cl" HORIZON) NO, GROUNDWATER OBSERVED • 1, Darren M. Meyer, R.S., CSE, hereby certify that I am currently approved by MADEP pursuant to 310 CMR 15.017 to conduct soil evaluations and that the above analysis has been performed by me consistent with the requirements of 310 CMR 15.017. 1 further certify that 1, l have passed the Soil Evol. Exam in October, 1999. 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. DWELLING IS SERVICED BY MUNICIPAL WATER. 8. ALL AREAS DISTURBED DURING CONSTRUCTION SHALL BE RESTORED TO A CONDITION AGREED UPON BETWEEN OWNER AND CONTRACTOR. 9. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO STARTING WORK. 10. EXISTING CESSPOOL TO BE PUMPED, CRUSHED AND FILLED PER TITLE 5. 11. 48 HOUR NOTICE FOR ENGINEER CERTIFICATION 12. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND IS NOT TO BE CONSIDERED A PROPERTY UNE SURVEY 13. NO KNOWN PRIVATE WELLS WITHIN 150 FT. OF PROPOSED LEACHING 14. ALL PIPING TO BE 4" SCH 40 0 1 /8"/FT (UNLESS SPEC. ) 15. THE DESIGN OF THIS SYSTEM DOES NOT ALLOW FOR THE USE OF A GARBAGE GRINDER. 16. NO WETLANDS WITHIN 150 FT. OF PROPOSED LEACHING SECTION 11' INVERT HEIGHT END CAP INFILTRATOR - HI CAPACITY (H20) CHAMBER PROPOSED SEPTIC SYSTEM UPGRADE PLAN 3 TAM-O-SHANTER WAY, S. YARMOUTH, MA Prepared for: Thompson System Design and Site Plan by: SCALE DRAWN DATE MEYER &SONS, INC. N.T.S. DMM 08/05/1 PO SOX 961 EASTSANO im, MA 02537 CHECKED SHEET NO. 508-3622922 DMM 2 of 2