HomeMy WebLinkAbout191SeaViewProSite09072021DEVELOPED PROFILE OF SYSTEMNOT TO SCALECROSS SECTION OF CHAMBERNOT TO SCALEDESIGN DATASingle Family - 8 Bedroom @ 110 GPD No Garbage Grinder Total Daily Flow = 880 GPD Use a 2000 Gal Septic TankLEACHING AREA880 GPD / 0.74 (LTAR) = 1,189 SF RequiredSidewall = 2(12' + 72')2' = 336 SFBottom Area = (12' x 72') = 864 SFTotal Provided = 1,200 SF (888 GPD)LEACHING CHAMBER DESIGNAll Pipes to be Schedule 40. Use8-500 Gal. Leaching Chambers in a12' x 72' Double WashedStone Field as Shown.SEPTIC NOTES 1. Location of Utilities Shown on This Plan Are Approx. At Least 72 Hours Prior to Any Excavation For This Project the Contractor Shall Make the Required Notification to Dig Safe (1-888-344-7233) and contact Sullivan Engineering & Consulting Inc. (508-428-3344). 2. The Contractor is Required to Secure Appropriate Permits From Town Agencies For Construction Defined by This Plan. 3. Wherever Sewer Lines Must Cross Water Supply Lines Both Lines Shall Be Constructed of Class 150 Pressure Pipe and Shall be Water Tested to Assure Watertightness. In General, Water Lines Shall be Constructed in Coordination With COMM Water, and Shall be in Accordance With 248 CMR 1.00 - 7.00 & 310 CMR 15.00. 4. A Minimum of 9" of Cover is Required for All Components. 5. All Structures Buried Three Feet or More or Subject to Vehicular Traffic to be H-20 Loading. It is the Engineer's Recommendation that H-20 Always be Used. 6. Install Watertight Risers and Covers to Within 6" of Finished Grade Over Septic Tank Inlet and Outlet, D-Box, and One Leaching Chamber. All covers are to be maximum 18" for concrete or 24" Cast Iron. 7. Septic System to be Installed in Accordance With 310 CMR 15.00 & 248 CMR 1.00 - 7.00 Latest Revision and the Town of Barnstable Board of Health Regulations. 8. All Piping to be Sch. 40 PVC. 9. D-Box Shall Have a Minimum Inside Dimension of 12", and a Minimum Sump of 6".10. The Separation Distance Between the Septic Tank Inlets and Outlets Shall be No Less than the Liquid Depth. Inlet Tees Shall Extend a Minimum of 10" Below the Flow Line. Outlet Tees Shall Extend 24" Below the Flow Line, and Shall be Equipped With a Gas Baffle.17.619.6EL. 20.612"36"TEST HOLE - 1O/A LAYER 10YR 4/2DARK GRAYISH BROWNSANDY LOAMB LAYER 10YR 5/6YELLOWISH BROWNLOAMY SANDC LAYER 2.5Y 6/3LIGHT YELLOWISH BROWNMED. SANDNO GROUNDWATER ENCOUNTERED9.6132"SITE PASSEDPERC TEST: 21-251PERFORMED BY: JOHN O'DEA, PE - SULLIVAN ENGINEERING& CONSULTING, INC.SOIL EVALUATOR NO. 2911WITNESSED BY: DONNALD DESMARAIS, R.S. - TOWN OF BARNSTABLESEPTEMBER 7, 2021SITE PASSED17.919.9EL. 20.811"35"TEST HOLE - 2O/A LAYER 10YR 4/2DARK GRAYISH BROWNSANDY LOAMB LAYER 10YR 5/6YELLOWISH BROWNLOAMY SANDC LAYER 2.5Y 6/3LIGHT YELLOWISH BROWNMED. SANDPERC TEST25 GALLONS GONE IN 10 MIN.PERC RATE < 2 MIN/IN (LTAR = 0.74)NO GROUNDWATER ENCOUNTERED44"17.19.8132"August 5, 2021 1"=20'Site PlanProposed ImprovementsAt191 Sea View AvenueBarnstable (Osterville) Mass.1 1 FLOOD ZONE:OVERLAY DISTRICT:ASSESSORS REF.:REFERENCES:DIRECTIONS:ZONE:LOCATION MAPLEGEND: (508) 428-3344 P.O. Box 659 711 Main Street, Osterville, MA 02655seci@sullivanengin.com www.sullivanengin.comLocusNantucket SoundSea View Avenue.QVU# &BUFFER ZONE CALCULATIONS: