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HomeMy WebLinkAboutSite Plan- 31 Parkwood RDSLAB 8.1' TOP FOUND. EL. 12.1' -------------------- PRECAST H-10 RISERS (TYP.) 2'0 7.85'/ a *THE INSTALLER SHALL VERIFY THE LOCATIONS OF ALL UTILITIES AND ALL BUILDING SEWER OUTLETS AND ELEVATIONS PRIOR TO INSTALLING ANY PORTION OF SEPTIC SYSTEM SYSTEM PROFILE PROVIDE MIN. 20" DIAM. WATERTIGHT (NOT TO SCALE) ACCESS COVERS TO WITHIN 6" OF FIN. GRADE 10.0' MINIMUM .75' OF COVER OVER PRECAST 6" MIN. SUMP 4"OSCH40 PVC 12" MIN. INT. DIM. PIPES LEVEL 1ST 2' 2500 GAL 10" SEPTIC TANK/ EE TEE PUMP CHAMBER COMBINATION 000000000000 WATERTEST D'BOX ° °°°°°° FOR LEVELNESS SEE DETAIL BELOWdFq 9.54 9.37' o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o` o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o° 0ono_n_n_n_�.� 0 0 0 0 0 �.�_n_n_n_0.0 o• 6" CRUSHED STONE OR MECHANICAL COMPACTION. (15.221 [2]) (_L.5% SLOPE) FOUNDATION 14' SEPTIC TANK 15' D' BOX ACCESS FOR ROUTINE MAINTENANCE 24"0 CAST IRON MUST BE PROVIDED FOR ZABEL FILTER. COVERS TO GRADE INSTALLER MUST FOLLOW ALL 567 GAL. RESERVE MANUFACTURER'S SPECIFICATIONS FOR PROVIDE QUICK DISCONNECT FOR PUMP PROPER FILTER INSTALLATION ALARM AND CONTROL PANEL TO BE INSTALLED INSIDE % BUILDING. ALARM TO BE ON INV. IN 7.85' I I SEPARATE CIRCUIT FROM PUMP ZABEL FILTER FLOAT SWITCH ALARM ON (A1800) 19" TEE OUTLET TEE W/EXTENSION SETTINGS: PUMP ON MIN. 1500 GAL. 5" WORKING RANGE 6 THIS SIDE 5" OF BAFFLE PUMP OFF 12" 000 0 00000 000 0 000000 0000 00 0000 2500 GAL. SEPTIC TANK/ 6" BAFFLE PUMP CHAMBER COMBINATION (NOT TO SCALE) TEST HOLE LOGS ENGINEER: DANIEL E. GONSALVES, SE #13587 WITNESS: MALLORY LANGLER DATE: 12/8/2020 PERC. RATE _ < 2 MIN/INCH CLASS I SOILS 4 ELEV. 0" 1 8.0' A LS 1OYR 3/2 E MS 1OYR 4/1 B LS 1OYR 5/6 C MS 2.5Y 6/4 3" 12" 7.0' 20" 6.3' 33.6' -- \7 6.07/1" oN 12.0 i SEPTIC DETAIL 1'=20' G -W ADJ. DATA: WELL: MIW 29 ZONE: A ADJ: 2.8' NOV. 2020 96" 0.0' GROUNDWATER ENCOUNTERED AT 70" EL. 2.2 WE #20-177 NO LOW POINTS 2" PRESSURE LINE --- SLOPE TO DRAIN BACK -0.25" WEEP HOLES CHECK VALVE MYERS SRM 4 SUBMERSIBLE 4/10 HP PUMP SYSTEM (OR EQUAL) Scale:1 "= 20' 0 10 20 30 40 50 FEET (--L-7. SLOPE) - 12' - MARK CORNERS OF LEACHING FIELD W/ REBAR SET 4" BELOW Z E FILTER FABRIC TOP 9.62' PROVIDE INSPECTION PORTS TO WITHIN 3" OF FINISH GRADE 2% SLOPE \ FINISHED GRADE- 4" LOAM & SEED OR PAVE AS REQ. �- CLEAN FILL 4" PERFORATED PVC 3' O.C. S=0.005 - 0 0 3/4"-1-1/2" DOUBLE WASHED 0 8" STONE LEACHING FIELD 0 LEVEL BOTTOM 0 LEACHING FACILITY BUOYANCY CALCS: H-10 2500 GAL. PC WEIGHS 24,000 LBS 1.5' x 12 x 6.5 X 62.4 = 7,300 LBS UP (OK) 5' REMOVAL 0 UNSUtYABLE SOI REQUIRED AROUND PIES TER OF LEACHI FACILITY, DOWN TO SUITA I AYER. REP�CE WITH CLEkN MED. SAND, MEET SPECIFICATIONS OF 310 CMR 15.255(3) ID" O 20.0' RE• 5.0' 1 ADJUSTED GROUNDWATER 3.6' 6"DEPTH MIN BELOW INV. VARIANCES REQUESTED UNDER TITLE 5 AND YARMOUTH HEALTH REGULATIONS: REDUCTION IN GROUNDWATER ADJUSTMENT: USE 4 OF THE NOV. ADJUSTMENT NOTES �to�l Sigite, pprid' Cb 0 otih Do S � o J � 0 rn P a a a el irk ��a nth Shore Locus Nantucket Sound LOCUS MAP SCALE 1"=2000'± ASSESSORS MAP 25 PARCEL 311 LOCUS IS WITHIN FEMA FLOOD ZONE AE (EL 11) AS SHOWN ON COMMUNITY PANEL #25001 CO589J DATED 7/16/2014 DESIGN FLOOD ELEVATION 12.0 NAVD88 1. DATUM IS NAVD 88 ZONING SUMMARY 2. MUNICIPAL WATER IS EXISTING l8� 3. MINIMUM PIPE PITCH TO BE 1/8" PER FOOT. ZONING DISTRICT: R-25 DISTRICT REQUIRED: EXISTING: PROPOSED: 0 4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS MIN. LOT SIZE 25,000 S.F. 7,880 S.F. 7,880 S.F. TO BE AASHO H-10 o MIN. LOT FRONTAGE 150 70.5 70.5' 5. PIPE JOINTS TO BE MADE WATERTIGHT. MIN. FRONT SETBACK 30' 27.5' 30.4' MIN. SIDE SETBACK 15' 15.0' 15.4' 6. CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH MIN. REAR SETBACK 20' 310 CMR 15.000 (TITLE 5.) MAX. BUILDING COVERAGE 25% 9.3% 18.5% 7. THIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO MAX. BUILDING HEIGHT 35' BE USED FOR LOT LINE STAKING OR ANY OTHER PURPOSE. SYSTEM DESIGN: 8. PIPE FOR SEPTIC SYSTEM TO SCH. 40-4" PVC. 9. COMPONENTS NOT TO BE BACKFILLED OR CONCEALED GARBAGE DISPOSER IS NOT ALLOWED !� WITHOUT INSPECTION BY BOARD OF HEALTH AND \ PERMISSION OBTAINED FROM BOARD OF HEALTH. DESIGN FLOW: 3 BEDROOMS @ 110 GPD = 330 GPD 10. CONTRACTOR SHALL BE RESPONSIBLE FOR CALLING USE A 330 GPD DESIGN FLOW DIGSAFE (1-888-344-7233) AND VERIFYING THE LOCATION OF ALL UNDERGROUND & OVERHEAD UTILITIES PRIOR TO COMMENCEMENT OF WORK. SEPTIC TANK: 330 GPD (2) = 660 11. ANY UNSUITABLE MATERIAL ENCOUNTERED SHALL BE USE A 1500 GAL. SEPTIC TANK/ PUMP CHAMBER REMOVED BENEATH AND 5' AROUND THE PROPOSED LEACHING FACILITY. LEACHING: 12. EXISTING LEACHING FACILITY SHALL BE PUMPED AND 330 GPD/ = 446 SF REQUIRED REMOVED. / ( ) 13. FLOOD RESISTANT FOUNDATION DESIGN BY OTHERS. AS SHOWN = 456 SF OK 456 SF X .74 = 337 GPD OK 14. GUTTERS AND DOWNSPOUTS TO BE DIRECTED TO USE A PIPE AND STONE LEACHING FIELD AS SHOWN DRYWELLS OR ROOF DRIP LINES TO STONE TRENCHES. 15. ACCESS FOR ROUTINE MAINTENANCE MUST BE PROVIDED FOR ZABEL FILTER. INSTALLER MUST FOLLOW MANUFACTURER'S SEPCIFICATIONS FOR SITE PLAN PROPER FILTER INSTALLATION. 16. INSTALLER TO VERIFY THE ELECTRICAL SYSTEM IS OF SUITABLE FOR PUMP CONNECTION. ELECTRICAL PERMIT REQUIRED. #31 PARKWOOD ROAD SOUTH YARMOUTH, MA PREPARED FOR v.t fj� orr�gsn�ly DANIEL A. i 7AIN 0-!, AvL� �CIVIL NO 40980 6 502 0N, ESS\ 0 Q DATE DANIEL A. OJALA P.E. P.L.S. JOHN SEVERINI DATE: JAN. 20, 2021 off 508-362-4541 I fax 508-362-9880 downcope.com @ down cape engineering, MC. civil engineers land surveyors 939 Main Street ( Rte 6A) YARMOUTHPORT MA 02675 20-177