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Home My WebLink AboutEngineer PlanEXISTING CESSPOOL TO BE PUMPED & FILLED WITH SAND AND ABANDONED OR REMOVED EXISTING LEACH PIT TO BE PUMPED & FILLED WITH SAND AND ABANDONED EXISTING SEPTIC TANK - TO BE PUMPED, RUPTURED, FILLED WITH SAND AND WITH SAND AND ABANDONED 9&51 } BENCHMARK TOP OF TANK EL. =95. 16 97,8 x EX. SEWER-1 , INV.=94.05t 5 E 95,65 PROPOS SEPTIC T x 95 75i x 98. 95.5 92.5 x 95.68 TP-- 1 5 4 0 CI 0 r'1 PROPOSED S.A.S. 2-500 GALLON CHAMBERS SURROUNDED W/4' STONE NOTE: BREAKOUT EL.=92.45 CELLAR SLAB EL.=92.6 10' SETBACK REQ'D 0 x y 96 46 0 X 97,06N / BECK 95 7 SMNWALU/;92%6f f EXISTING HOUSE(# 127) ir. 0. F. = 95.9f (REAR) FF EL.=100.8f / , EX. SEWER-2 INV. = 94. 5t / VIIGAZlk 1/ 10 0, 7 PORCH i PATIO 99.22 99,00 x 99.28 x 99 2'- 99.55 RAVED RIVEWAY A 98 53 LOT 134 12,100±S.F. x 99,21 100.3 0 x 1 0.21 4, c 00,9 y0,40 98,22 101 23 povern 99,52 Of edge FEN10111fib 97.91 i 96.59 97 69 , 96,38 9 49 S,ri,R)EFT 1 DO- --- EXISTING CONTOUR x 100.98 EXISTING SPOT GRADE a K 0ajra aWEXISTINGWATERSERVICEG - EXISTING GAS SERVICE 4) GH- UNDERGROUND WIRES TEST PIT = BENCHMARK d LEGEND 0 U a OCT 2 6 1023 HEALTH DEPT. Yarmouth Health Department OVED to Name Date EP 95.45 08 OF MgSsq yG oa PETER T. McENTEE CIVIL 35109 23 OWNER OF RECORD ROBSHAM, EARL R 127 EILEEN STREET YARMOUTH PORT, MA 02675 LOCUS MAP GENERAL NOTES: 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. 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 SERVICE. 8. THERE ARE NO WELLS WITHIN 150' OF THE PROPOSED S.A.S. 9. ALL AREAS CLEARED FOR CONSTRUCTION SHALL BE RESTORED AS AGREED UPON BY OWNER AND CONTRACTOR OR AS OTHERWISE DIRECTED BY THE APPROVING AUTHORITIES. 0. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING CONSTRUCTION. I1. 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. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND NOT CONSIDERED TO BE A PROPERTY LINE SURVEY. 14. THE ENGINEER IS NOT RESPONSIBLE FOR ANY UNDOCUMENTED SEPTIC SYSTEM COMPONENTS NOT SHOWN ON THE PLAN. 15. PLAN REFERENCE: CERTIFIED PLOT PLAN BY BARNSTABLE SURVEY CONSULTANTS DATED 473 MAP ID 134-129 PROPOSED SEPTIC SYSTEM UPGRADE PLAN 127 EILEEN STREET, YARMOUTH PORT, MA Prepared for: Earl Robsham, 127 Eileen Street, Yarmout-i Port, MA 02675 Engineering by: SCALE DRAWN JOB. NO. Engineering Works, Inc. 1 "= 20' P.T.M.218-23 12 West Crossfield Road, Forestdole, MA 02644 DATE CHECKED SHEET NO. 508) 477-5313 9/ 25/23 P.T.M. 1 Of 2 SEPTIC TANK INSTALL RISERS & COVERS OVER INLET & OUTLET AND SET TO 6" OF FINISH GRADE PROPOSED D-BOX INSTALL RISER & COVER SET TO 6" OF GRADE T.O.F=95.9t(REAR) F.G. EL.=95.3t F.G. EL.=95.5f F.G. EL.=95.6t W L 1= 46' L2 = 13' L = 6' L = 5' @ S=1% (MIN.) @ S=1% (MIN.) @ S=1% (MIN.) 4"SCH40.PVC • 4"SCH40 PVC 4"SCH40 PVC 1010"I g" i a" INV.=93.05 48" LIQUID LEVEL ADD INV.=92.75 PROPOSED GAS BAFFLE INV.=92.58 I - INV.=92.80 3 OUTLETS INV.=92.45 - CONNECT TO EXISTING SEWER PIPES SEWER-1, INV. =94.05f(VERIFY) SEWER-2, INV. =94.50t(VERIFY) NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPES & INVERTS EXITING HOUSE, PRIOR TO INSTALLATION. 2) SEPTIC TANK & 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. TOP CONC. ELEV.= 93.2t BREAKOUT ELEV.= 92.45 INV. ELEV.= 92.10 BOTTOM ELEV.= 90.10 4' OF NATURALLY OCCURRING PERVIOUS MATERIAL 5' (MIN.) ABOVE G.W. IMPERVIOUS LAYER AT, EL.=86.0 NO GROUNDWATER AT EL.=84.8 NOTE: TO PREVENT BREAKOUT, FINAL GRADE SHALL NOT BE AT, OR BELOW, EL.=93.0 FOR A DISTANCE OF 15' FROM THE EDGE OF THE PROPOSED S.A.S. PROPOSED S.A.S. INSTALL RISER & COVER OVER ONE CHAMBER AND SET TO 3" OF F.G. TO SERVE AS INSPECTION PORT F.G. EL.=96.5t MAINTAIN 2% SLOPE OVER S.A.S. f-APPROVED F'_TEP F/B aaaaara -3/4" TO 1-1/2" DOUBLE 4.8' 4' WASHED STONE EFFECTIVE WIDTH = 12.8' 2-500 GALLON LEACHING CHAMBERS SURROUNDED WITH STONE AS SHOWN H-20 RATED SEPTIC SYSTEM PROFILE SOIL LOG DESIGN CRITERIA DATE: AUGUST 30, 2023 SOIL EVALUATOR: PETER McENTEE PE, SE-1542 WITNESS: BARRY LEWIS - HEALTH AGENT NUMBER OF BEDROOMS: 3 SOIL TEXTURAL CLASS: CLASS I (LOADING RATE=0.74 GPD/SF) ELEV. TP-1 DEPTH ELEV. TP-2 DEPTH DESIGN PERCOLATION RATE: <2 MIN/IN 95.5 0" 95.8 0" DAILY FLOW: 330 GPD FILL FILL DESIGN FLOW: 330 GPD 94.7 Ab 10 94•3 Ab 18 GARBAGE GRINDER: NO -not allowed with design LOAMY SAND LOAMY SAND 10YR 4/2 10YR 4/228" LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF 93.5 24" 93.5 e e 74 GPD/SF LOAMY SAND LOAMY SAND PERC PROPOSED SEPTIC TANK: 1500 GALLON CAPACITY 10YR 5/8 10YR 5/8 U 23"/41" PROPOSED D-BOX: 1 INLET, 3 OUTLET (MINIMUM), H-20 RATED 91.8 44" 90.0 58" C1 C USE 2-500 GALLON LEACHING CHAMBERS IN SERIES SURROUNDED BY DOUBLE WASHED STONE ON ALL SIDES MED. SAND VIED. SAND2.5Y 6/4 2.5Y 6/4 SIDEWALL AREA: 2(12.8' + 25.0') X 2 = 151.2 S.F. 86.0 114" BOTTOM AREA: 12.8' x 25.0' = 320.0 S.F. C2SILT LOAM TOTAL AREA: .............................................................. 471.2 S.F. 85.1 2.5Y 5 3 125" 84.8 132„ DESIGN FLOW PROVIDED: 0.74 GPD/SF(471.2 SF) = 348.7 GPD PERC RATE <2 MIN/IN. "B" HORIZON NO GROUNDWATER ENCOUNTERED DECK GARAGE ir) cp N BACK 0 DECK SC Co rD T a 8' v'. I SEPTIC c PROPOSED S.A.S. 2-500 GALLON CHAMBERS SURROUNDED W/4' STONE LAYOUT 4" KNOCKOUT 20" DIA. COVER z 4" KNOCKOUT4" KNOCKOUT 0 4" KNOCKOUT 500 GALLON CAPACITY, H-20 LOAD NG CHAMBERS 37" 58" PROPOSED SEPTIC SYSTEM UPGRADE PLAN 127 EILEEN STREET, YARMOUTH PORT, MA Prepared for: Earl Robshom, 127 Eileen Street, Yarmouth Port, MA 02675 Engineering by: SCALE DRAWN JOB. NO. Engineering Works, Inc. N.T.S. P.T.M. 218-23 12 West Crossfield Road, Forestdole, MA 02644 DATE CHECKED SHEET NO. 508) 477-5313 9/25/23 P.T.M. 2 Of 2