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HomeMy WebLinkAboutSite PlanI LEGEND ---- 99..- EXISTING CONTOUR X 99.1 EXIST. SPOT ELEV. ! -[99]- PROPOSED CONTOUR (98.4] PROPOSED SPOT EL. TH1 0 TEST HOLE 2� SLOPE OF GROUND UTILITY POLE FIRE HYDRANT NOTE:. NOT ALL SYMMS MAY APPEAR IN DRAWOM SYSTEM PROFILE (NOT TO SCAW MARK CORNERS OF LEACHING FIELD W/ REBAR SET 4" BELOW INSPECTION PORT (SEE DETAIL) ACCESS COVERS TO WITHIN 6" OF FIN. GRADE GRADE \ 2% SLOPE \\\ [Calf TOP FNON. EL. 15.5' FILTER FABRIC \ r: -I MINIMUM .75't OF COVER .OVER PRECAST ' TOP 11.78'. FINISHED GRADE- 4" LOAM &SEED OR PAVE AS REQ. *THE INSTALLER SHALL VERIFY THE PRECAST H-10 WATERTEST D'BOX LOCATIONS OF ALL UTILITIES AND ALL RISERS (a'P.) FOR LEVELNESS 4"OSCH40 PVC CLEAN FILL BUILDING SEWER OUTLETS AND ri PIPES LEVEL 1ST 2' ELEVATIONS PRIOR TO INSTALLING ANY ,- 4" PERFORATED PVC 3' O.C. S=0.005 ---o PORTION OF SEPTIC SYSTEM *12.25't 10" 1500 GAL H-10 14- 12.05 TEE SEPTIC TANK TEE 11.8' 3/4"-1-1/2" DOUBLE WASHED SYSTEM DESIGN: GARBAGE DISPOSER IS NOT ALLOWED EXISTING 3 BR DWELLING PROPOSED 3 BR DWELLING DESIGN FLOW: 3 BEDROOMS 0 110 GPD = 33 GPD USE A 330 GPD DESIGN FLOW SEPTIC TANK: 330 GPD (2) = 660 USE A 1500 GAL. H-10 SEPTIC TANK LEACHING: 330 GPD (.74) = 446 SF REQUIRED 15' X 30' = 450 SF OK 450 SF X .74 = 333 GPD OK USE A 15' X 30' PIPE AND STONE LEACHING FIELD DICE #21-298 GAS BAFFLE• °.?°o�°e e�u�o? 12" .STONE LEACHING FIELD fi"DEPTH MIN. BELOW INV. SLAB EL 7.5'f 11.T 11.53' 0 11.3' a' LKI. LEVEL ACME OR EQUAL) ' 11.45 LEVEL BOTTOM o DUE TO HIGH GROUNDWATER ^'^+' a"q° °°° 30.0' CONDITIONS A FOUNDATION ` CRUSHED STONE OMECHANICAL DRAIN IS RECOMMENDED. [ 10 8' }-_- COMPACTION. (15.221 (2]) O ( 2 % SLOPE)MIN. C � SLOPE) (--!-X SLOPE) FOUNDATION- 10' -SEPTIC TANK 10' D' BOX 10' LEACHINGFACILITY � enJ r_ w ci � 5 a' - VARIANCE REQUESTED: UNDER TOWN OF YARMOUTH HEALTH REGULATIONS: REDUCTION IN GROUNDWATER ADJUSTMENT: USE 1.0' OF THE OCTOBER '21 2.0' ADJUSTMENT ` L - f I REMOVE ARF11-OF DRIVEWAY -i / \fNCROACHJA� ��> REMOVE ON ABUTTING PROPERTI� J �J EXISTINGt 1 ) DRIVEWAY f J �n JERUS'A L �S. r-; -- �� PAVED SON ��O L > ,'N - \ { DRIVE 12 1 Vr \ /� 'T-- -• -�� Fri 12 LOT 52 PROPOSED STONE RETAINING! WALL 16,133 S.F. / TOP WALL, EL.')14.5' P 1 p f ` t �'` I / = PORCH I 10.p• I �� / j r' PROPOSED-- N TN / OVICELI ING TOP ' �ri)N' of f" GARAGE �. w ` SLAB 13.5'�� .° L PROP S'ED 75.0' I�� DRIV A� �1i O ,, O30 " �; N SHE k ` �- JT SHED TH1 I A PROXIMATE �• ! SEPTIC 1� `Zz e ` JAI 1 l '' ; SHED 107. 43 127147TN c I BENCHMARK: � 2 HYD. TAG BOLT � \ =15.2' 14AVD88 t, �'V�--� � /1 ? (---,� -`/ -- Jam✓` i NOTES 1o`I 1. DATUM IS A! .88 510'� 2. MUNICIPAL WATER IS EXISTING { 3. MINIMUM PIPE PITCH TO BE 1/8" PER FOOT. Roof 4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS Cocos TO BE AASHO H-1Q �`r a & PIPE JOINTS TO BE MADE WATERTIGHT. b 6. CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH a� a 310 CMR 15.000 (TITLE 5.) c 7. THIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO y °s BE USED FOR LOT LINE STAKING OR ANY OTHER PURPOSE. Q S. PIPE FOR SEPTIC SYSTEM TO SCH. 40-4" PVC. 9. COMPONENTS NOT TO BE BACKFiLLED OR CONCEALED ICWiF n� °r Lewis WITHOUT INSPECTION BY BOARD OF HEALTH AND Bay pond PERMISSION OBTAINED FROM BOARD OF HEALTH. 10. CONRTOR SHALL BE ESPONSIBLE FOR LUNG P LOCUS MAP D GSAFET(1C888-344 7233)RAND VERIFI9NG THE LOCATION OF ALL UNDERGROUND & OVERHEAD UTILITIES SCALE 1'=2000'f PRIOR TO COMMENCEMENT OF WORK. 11. ANY UNSUITABLE MATERIAL ENCOUNTERED SHALL BE ASSESSORS MAP 31 PARCEL 207 REMOVED BENEATH AND 5' AROUND THE PROPOSED LEACHING FACILITY. LOCUS IS WITHIN FEMA FLOOD ZONE X 12. EXISTING LEACHING FACILITY SHALL BE PUMPED AND (AREA OF MINIMAL FLOOD HAZARD) AND REMOVED OR PUMPED AND FILLED WITH CLEAN SAND. ZONE AE (EL. 11) AS SHOWN ON COMMUNITY PANEL #25001CO588J DATED 7/16/2014 ZONING SUMMARY ZONING DISTRICT: R-25 DISTRICT EXISTING PROPOSED MIN. LOT SIZE 25,000 S.F. 16,133 S.F. 16,133 S.F. MIN. LOT FRONTAGE 150' 129.74' 129.74' MIN. FRONT SETBACK 30' 39.0' 30.5' MIN. SIDE SETBACK 15' 9.7' 10.0' MIN. REAR SETBACK 20' - MAX. BUILDING COVERAGE 25% 9.4% 16.1% MAX. BUILDING HEIGHT 35' - 22'f TEST HOLE LOGS ENGINEER: CRAIG J. FERRARI, SE #13871 WITNESS: PHIL RENAUD DATE 10/21/21 PERC. RATE _ < 2 MIN/INCH CLASS I _ SOILS 1 4 ELEV. ELEV. 2 0„ 12.3' 0,. 12.5' /A j�/LS/'"� �� �;A j/LS/��j 10YR 3/2 10YR 3/2 12" / jLS „ 10YR 6/8 36 9 3, „ 10YR 6/8 30 10.0' i /' C C PERC GROUNDWATER ADJ. DATA: MS UNSUITABLE MS IW 29 ZONE B SOIL 2.5Y 7/4 25Y 7/4 ADJUSTMENT: 2.0' (OCTOBER) 3.3' 108" 1 3.5' GROUNDWATER ENCOUNTERED AT 90" EL. 4.8' TITLE 5 SITE LAN OF #41- JERUSHA LN. - WEST YARMOUTH, MA PREPARED FOR DOREEN MCNEILL DATE: DECEMBER 7, 2021 a :as Scale: l„_ 20' 0 10. 20 3b 40 70 FEET � 5011-362-4541 off f/U fax 508_362_9880 downcape.Com p down cape engineering, Inc. civil engineers • --- ,-; - Ion surveyors - - % 939 Main Street ( Rte 6A) DATE OANIEL A. OJALA, P.E., P.L.S.YARMOUTHPORT MA 02675 21-298 MCNEILL.DWG