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HomeMy WebLinkAboutrevised plan 10.12.2021LEGEND 99 - EXISTING CONTOUR X 99.1 EXIST. SPOT ELEV. - 99}-- PROPOSED CONTOUR 198.41 PROPOSED SPOT EL. TH1 TEST HOLE 2� SLOPE OF GROUND CQb UTILITY POLE , x FIRE HYDRANT NOTE: NOT ALL SYMBOLS MAY APPEAR IN DRAW NG Yarmouth Conservation Conditions: 1. A hard copy of the plan shall be provided to the Conservation Administrator for review. An electronic copy of the final plan shall be provided to kgrant@yarmouth.ma.us. 2. The proposed sewage disposal system shall meet the applicable Title 5 wetlands setbacks as set forth by the Health Department. 1 A "work limit" line shall be established with Erosion Controls (i.e straw bales, staked filter fabric, bark mulch, "silt sacks," products made with rice straw, and other weed -free products or approved by the Commission.) Hay bales are not allowed. It is the applicants responsibility to implement and maintain appropriate and adequate erosion controls measures throughout the construction process. 4. No work of any kind shall occur on the Resource Area side of the work limit line. This line shall be established prior to any construction or work. 5. All imported fill shall be clean and not contain any foreign debris such as cement, bituminous concrete, rubber, metal, trash, boulders, etc. 6. Debris, including litter, shall be picked up immediately. Any excess material that is excavated from the job site shall be disposed of at a location approved by the Conservation Administrator or in a covered dumpster. No debris shall be allowed in a Wetland or Waterway. 7. Washing of equipmentflools shall be done OFF -SITE or handled in a manner approved by the Conservation Administrator. 8. No equipment shall be refueled, nor shall fuel be stored within 100 feet of a resource area. 9. The cesspool is to be pumped dry, the connection broken, and filled with clean sand. 10. Any area that is disturbed during construction shall be revegetated immediately or as soon after as the growing season commences. Permanent stabilization shall be carried out in order to minimize erosion. TEST HOLE LOGS ENGINEER: DAVE MASON WITNESS: MALLORY LANGLER DATE: 2/24/21 _PERC. RATE < 2 MIN/INCH CLASS I SOILS ELEV. 1 p„ 6.5' A LS 45" 1OYR 3/1 C SYSTEM DESIGN: GARBAGE DISPOSER IS NOT ALLOWED DESIGN FLOW. 3 BEDROOMS ® 110 GPD = 330 GPD USE A 330 GPD DESIGN FLOW TIGHT TANK: 330 GPD (5) = 1650 MIN. 2000 GAL TIGHT TANK CAPACITY REQUIRED USE A H-20 3000 GAL TIGHT TANK APPROVED , MA DATE BOARD OF HEALTH NOTE: CONTRACTOR TO PROVIDE CONSERVATION AGENT WITH A DE -WATERING PLAN (UTILIZING SILT CONTAINMENT BAGS) PRIOR TO THE START OF CONSTRUCTION. MS GROUNDWATER ADJ. DATA: PERC WELL: MIW 29 1OYR 7/4 ZONE: B ADJUSTMENT: 2.8' (FEB. '21) 120" 1 -3.5' G.W. ENCOUNTERED AT EL. 4.5' DEC DCE #21-208 TEST HOLE LOGS ENGINEER: RON CADILLAC WITNESS: BRUCE MURPHY DATE: 7/6/05 PERC. RATE _ < 2 MIN/INCH CLASS 1 SOILS 1A ELEV. On 8.0' FILL 62" E LS 5Y 3/1 76" 1.67' PEAT 102" -0.5' C PERC LS 5YR 4/5 150" l I -4.5' G.W. ENCOUNTERED AT EL. 3.42' BUOYANCY CALCS: H-20 3000 GAL. ST WEIGHS 37,000 LBS 6.0' x 17.0 x 7.0 X 62.4 = 44,554 LBS UPLIFT ADDITIONAL POURED CONCRETE BALLAST IS REQUIRED (44,554 LBS 37,000 LBS=7554 LBS 0150LBS/CF 50.4 CIF REQUIRED) ADD 51 CF CONCRETE BALLAST SYSTEM PROFILE (NOT TO SCALE) ADD A MINIMUM OF 51 CIF POURED CONCRETE FOR BALLAST OVER THE TOP AND SIDES; MAINTAIN ALL EXISTING TOF EL 8.7' ACCESS COVERS MINIMUM .75' OF COVER OVER PRECAST r-- .5't* INV. IN 6.3 ALARM ON EL. 1. 3' 3000 GAL. H-20 S/T 3/5 TOTAL CAPACITY 737 NORMAL HIGH WATER LEVEL ALARM (AUDIBLE AND VISUAL) TO BE SET FOR 3/5 OF SYSTEM CAPACITY, ALARM AND PRESS TO SILENCE SWITCH ON PANEL NSIDE BUILDING. LOW VOLTAGE FLOATS, SIMPLEX PANELS, MEYERS OR EQUAL. PROP. 24" 0 CAST IRON WATERTIGHT COVER TO GRADE .t - ��% 7.55' 7.3' ADJUSTED GROUNDWATER *NOTE: INTERIOR PLUMBING TO BE RAISED AND RE-ROUTED _ TIGHT TANK TO EXIT THE DWELLING IN LOCATION SHOWN ON PLAN VIEW. PLUMBER TO CONFIRM FEASIBILITY PRIOR TO INSTALLING ANY (NOT TO SCALE) 2 PORTION OF THE SEPTIC SYSTEM ( % SLOPE)MIN. WATERPROOF/WATERTIGHT 61 FOUNDATION 10' TIGHT TANK BEDROOM 401ORTZ •03 6' CRUSHED STONE OR MECHANICAL COMPACTION. (15.221 [21) SUNROOM KITCHEN I BATH DINING ROOM LIVING ROOM EXISTING FLOOR PLAN BEDROOM NOTES 1. DATUM IS NAVD 88 2. MUNICIPAL WATER IS EXISTING 3. MINIMUM PIPE PITCH TO BE 1 /8" PER FOOT. 4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS TO BE AASHO H-2Q 5. PIPE JOINTS TO BE MADE WATERTIGHT. 6. CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH 310 CMR 15.000 (TITLE 5.) 7. THIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO BE USED FOR LOT LINE STAKING OR ANY OTHER PURPOSE. 8. PIPE FOR SEPTIC SYSTEM TO SCH. 40-4" PVC. 9. COMPONENTS NOT TO BE BACKFILLED OR CONCEALED WITHOUT INSPECTION BY BOARD OF HEALTH AND PERMISSION OBTAINED FROM BOARD OF HEALTH. 10. CONTRACTOR SHALL BE RESPONSIBLE FOR CALLING DIGSAFE (1-888-344-7233) AND VERIFYING THE LOCATION OF ALL UNDERGROUND & OVERHEAD UTILITIES PRIOR TO COMMENCEMENT OF WORK. 11. EXISTING LEACHING FACILITY SHALL BE PUMPED AND REMOVED OR PUMPED AND FILLED WITH CLEAN SAND. 12. INSTALLER TO VERIFY THE ELECTRICAL SYSTEM IS SUITABLE FOR ALARM CONNECTION. ELECTRICAL PERMIT REQUIRED. 13. DEWATERING REQUIRED FOR INSTALLATION OF TIGHT TANK. PROVIDE SILT CONTAINMENT AS NECESSARY. 14. WHEN SEWER SYSTEM BECOMES AVAILABLE, THE OWNER SHALL CONNECT TO SEWER AND TIGHT TANK SYSTEM SHALL BE ABANDONED/REMOVED. LOCUS MAP SCALE 1 "=2000't ASSESSORS MAP 22 PARCEL 180 LOCUS IS WITHIN FEMA FLOOD ZONE AE (EL. 11) AS SHOWN ON COMMUNITY PANEL #25001CO588J DATED 7/16/2014 TIGHT TANK NOTES: AN OPERATIONS AND MAINTENANCE PLAN WILL BE REQUIRED FOR THE LIFE OF THE SYSTEM. ALARM TO ACTIVATE AT 3/5 HOLDING CAPACITY. TANKS TO BE PUMPED AS REQUIRED AND ALARM TO BE INSPECTED 1 TIME PER YEAR. TIGHT TANK SHALL BE DESIGNED AND INSTALLED IN ACCORDANCE WITH 310 CMR 15.260, AS AMENDED. VARIANCES REQUESTED: UNDER MAX. FEASIBLE COMPLIANCE 15.405: (1 j) REDUCTION OF THE REQUIREMENT OF A 12 INCH SEPARATION BETWEEN THE INLET AND OUTLET TEES AND HIGH GROUNDWATER. (12" to 0") (PROVIDE WATERTIGHT BOOTS) TITLE 5 SITE PLAN OF 31 BAYBERRY RD. WEST YARMOUTH, MA PREPARED FOR YANA VILENCHIK DATE: SEPTEMBER 7, 2021 REV: OCTOBER 12, 2021 (DE -WATERING NOTE) Scale:1 "= 20' 0 10 20 30 40 50 FEET IR off 508-362-4541 fax 508-362-9880 downcope.com down cope engineering, Inc. civil engineers 0�l -1,- -� j land .surveyors ` 939 Main Street ( Rte 6A) DATE DANIEL A. OJALA, P.E., P.L.S. YARA4OU77-IPORT AM 02675 21-208 VILENCHIK.DWG I