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HomeMy WebLinkAboutEngineer PlanLEGEND A„ --102-- EXISTING CONTOUR 02 EXISTING CONTOUR x 100.98 EXISTING SPOT GRADE -W- EXISTING WATER SERVICE ---G EXISTING GAS SERVICE H44/.-- OVERHEAD WIRES TEST PIT c$ BENCHMARK in yA CL 3 • � � 5 s Cmi lsm u.ncU Qc,:wmm aaaa 99.58 LOCUS MAP N ~ > N W 99.69CO VALHALLA DRIVE V o PK SET 100.00 w >- \ 100.32 102.69 = 99,4 \ 100.92 101,67 .66 p,14.61, EME \ + 98.30 A=118.99'32 R,145.0 .� 99.91 190 pp' + .41 -XI 1I x 98.6 101981 C9 / x 104.98 / 102,43 EXlS77NG LEACH PIT / 102'40 (per record location) + 97.43 9750 10-1.95 PAVED TO BE PUMPED, FILLED WITH 98.93 SAND & ABANDONED O / 102.38 DRIVEWAY 1 rx, 063 + 98.1� 98.01 y / � 10294 1 1 \ 98.01 I \ \ 97.96r -'�` / x 103,17 \ 103.45 EXISTING SEPTIC TANK i f 9 7 x 103, 9 l TOP OF TANK, EL=96.47t i 103,20 -20' INV.. (OUT)= 95,12t(VERIFY) x98.14 !.=96.47 ENCHMARK TP-1 103. 6 GARAGE 98.08 .52 + P OF TANK 99. PORC Z x 98.32 3 '33' TP-2 O (x 106.30 O zEXISTING HOUSE#102) (I \ I wo F EL=5.0L' .98.1 FT ooCELLAR FL EL.=9$.Sf NX3 !�Do., 1 S. WALKOUT ii S" MEN - \ \ , Z \ � 9.75 O + 96.65 102.30 .`� SCREENED x \ \ VENT PORCH N + 98.75 > \ x 102.30 � A� I � \ T PROPO�ED S.A.S. -X 2-500 GALLON CHAMBERS SURROUNDED WITH STONE - x 100.90 � LOT 10 loo.a0 x _ - - � - 25,360tS.F. 10 I �1-oe- -" f•ep� '- - � 75.00, S 92756" E \ x 9Y,80 - x 9 0 115.12' N 8950'29" E I Yarmouth Ith De artment I NOTE: HOUSE LOCATION IS TAKEN FROM CERTIFIED PLOT PLAN BY DOWN of J/e" A D �v p CAPE ENGINEERING INC., YARMOUTH PORT , MA, DATED 6/4/1992 PETER T. �1 McENTEE CIVIL uo. 35109 Date 9� 1 Z4- OWNER OF RECORD GULLOTTI, FRANK P JR GULLOTTI, SHIRLEY A 102 VALHALLA DRIVE SOUTH YARMOUTH, MA 02664 PARCEL ID: 118-60 102 VALHALLA DRIVE, SOUTH YARMOUTH, MA Prepared for: Carol Vela, 75 Pound Road, Cumberland, RI 02864 Engineering by: Engineering Works, Inc. 12 West Crossfield Road, Forestdole, MA 02644 (508) 477-5313 SCALE 1"=20' DRAWN P.T.M. JOB. NO. 276-23 DATE 12/20/23 CHECKED P.T.M. SHEET NO. 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=100.6t -F.G. EL.=99.0t F.G. EL.=98.4f F.G. EL.=98.6t L = 13' L = 16' ® S=1% (MIN.) a S=1% (MIN.) 4"SCH40 PVC 4"SCH40 PVC EXISTING 48" LIQUID LEVEL NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE INVERTS, PRIOR TO INSTALLATION. 2) D-BOX SHALL BE SET LEVEL AND TRUE TO GRADE ON A MECHANICALLY COMPACTED STABLE BASE OR SIX INCH AGGREGATE BASE, AS SPECIFIED IN 310 CMR 15.221(2). 3) INSTALL INLET & OUTLET TEES AS REQUIRED. 4) A GAS BAFFLE SHALL BE INSTALLED ON OUTLET TEE AS MANUFACTURED BY TUF-TITE, ZABEL OR EQUAL. 2' EFF. DEPTH INV.=94.87JPROPOSE`INV.=94.70 INV.=95.12 3 OUTLETS H-20 RATED INV.=94.50- TOP CONIC. ELEV.= 95.6t BREAKOUT ELEV.= 95.00 INV. ELEV.= 94.50 BOTTOM ELEV.= 92.50- 4' OF NATURALLY OCCURRING PERVIOUS MATERIAL 4' ABOVE GROUNDWATER NO GROUNDWATER, EL.=87.0 - NOTE: TO PREVENT BREAKOUT, FINAL GRADE SHALL NOT BE AT, OR BELOW, EL.=95.0 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.=99.5± I,VENT MAINTAIN 2% SLOPE I I OVER S.A.S. 3' SEPTIC SYSTEM PROFILE 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)(b): LOCAL UPGRADE APPROVAL 1) A 3' variance to the 3' maximum cover requirement, for up to 6' of max. cover. S.A.S. shall be H-20 and vented. 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 100' 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. 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 HEALTH DEPARTMENT PRIOR TO BACKFILL. 13. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND IS NOT TO BE CONSIDERED A PROPERTY LINE SURVEY. DESIGN CRITERIA NUMBER OF BEDROOMS: 3 SOIL TEXTURAL CLASS: CLASS I (LOADING RATE=0.74 GPD/SF) DESIGN PERCOLATION RATE: <5 MIN/IN DAILY FLOW: 330 GPD DESIGN FLOW: 330 GPD GARBAGE GRINDER: NO -not allowed with design LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF .74 GPD/SF EXISTING SEPTIC TANK: 1000 GALLON CAPACITY PROPOSED D-BOX: 1 INLET, 3 OUTLET (MINIMUM), H-20 RATED USE 2-500 GALLON LEACHING CHAMBERS IN SERIES WITH STONE AROUND AND BETWEEN CHAMBERS (10.8' x 28.01 SIDEWALL AREA: 2(10.8' + 28.0') x 2 = 155.2 SF BOTTOM AREA: 10.8' x 28.0' = 302.4 SF TOTAL AREA: ............................. ­ .............................. 457.6 SF PROPOSED S.A.S. 2-500 GALLON CHAMBERS SURROUNDED WITH STONE -2" LAYER OF 1/8" TO 1/2' DOUBLE WASHED STONE OR APPROVED FILTER FABRIC) ���I:IIi[el�l•`"11�ISE-'I�Ld>Q�P foRCF/ SCREENED PORCH S.A.S. LAYOUT SOIL LOG DATE: DECEMBER 13, 2023 IjMNEgt,LUATOR: ANNA WIMMER, SE-14,615 BARRY LEWIS - HEALTH AGENT ELEV. TP - 1 DEPTH ELEY. TP - 2 DEPTH 99.0 A 0" 99.0 A 0" MED. SAND MED. SAND 98.3 1OYR 4/1 98.3 1OYR 4/1 8" 8" E E MED. SAND MED. SAND 1OYR 5/3 10YR 5/3 97.5 B 18" 97.5 B 18" LOAMY SAND LOAMY SAND 2.5Y 5/8 2.5Y 5/8 PERC BOTT. 34" 96.5 C 44" 96.5 C 44" MED. SAND MED. SAND 2.5Y 6/4 2.5Y 6/4 87.0 144" 87.0 144" PERC RATE 4 MIN/IN. "B" HORIZON NO GROUNDWATER ENCOUNTERED TO 1-1/2" DOUBLE WASHED STONE PROPOSED SEPTIC SYSTEM UPGRADE PLAN 102 VALHALLA DRIVE. SOUTH YARMOUTH. MA Prepared for: Carol Vela, 75 Pound Road, Cumberland, RI 02864 Engineering by: SCALE DRAWN JOB. N0. En ineerin Works Inc N.T.S. P•T•M• 276-23 W 9 I DESIGN FLOW PROVIDED: 0.74 GPD/SF(457.6 SF) = 338.6 GPD 12 West Crossfield Road, Forestdole, MA 0264-4 DATE CHECKED SHEET N0. I 1(508) 477-5313 12/20/23 P.T.M. 2 of 2