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HomeMy WebLinkAboutEngineered Plan - 2015VARIANCE REQUEST: 1. REQUEST A VARIANCE TOINSTALL AN SAS GREATER THAN 3 FEET BELOW GRADE. A VENT AND CHARCOAL FILTER HAVE BEEN PROVIDED N 22D 41' 25" E 97 --t 98 — ----DFAILED Q LEACH PIT C14 0 l V E 99 PROJECT BENCH MARK —� TOP OF FOUNDATION c, ELEV. = 100.00 (ASSUMED)" A co Permit valid for REPAIR (it' SEPTIC SYS"CEM U1 ONLY, due to State and VovAl septic variances. Board. of Health review and avPr0',M is required 19 — ,aoy future additions/renoN alions/alterations to sewage facilities and/or structrrl es/dwelling. Varmotith health Department �� APPROVED 92 EXIST. I ( 1000 gal. Septic Tank O Q EXISTING C14 2 BEDROOM HOUSE / full foundation 61 1. Sunroom Kitchen Bedroom 1 v v 1 m m Dining GARAGE t Living Room Bedroom 1st Floor Foyer 2 BR 2 Story HOUSE–(Provided by Owner VENT t— —97 1 TEST HOLE #1 ELEV.= 98.00, E —99 C5 W I ko j M / I —98 Q IL=M:co 96�8-T —x.57 ASPHALT _ r} 6l�iVEWAY 94 i 12,005 Square Feet } f ` 92 r]:� , nr 100.04 90 —7� — � -N 22D 41' 25" E . I _"A Iv -D 0 L P'H 1:? OA D (40 FOOT RIGHT OF WAY) 90 0 20 40 50 SCALE: 1 "=20' GENERAL NOTES 1. Contractor is responsible for Digsafe notification, Verification of Utilities and protection of all underground utilities and pipes. 2. The septic tank on j distribution box shall be set level on 6„of 3/4 —1 1/2” stone. 3. Backfill should be clean sand or gravel with no stones over 3" in size. 4. This system is subject to inspection during installation by Carmen E. Shay — Environmental Services, Inc. 5. The contractor shall install this system in accordance with Title V of the Massachusetts state code, the approved plan and Local Regulations. 6. If, during installation the contractor encounters any soil conditions or site conditions that are different from those shown on the soil log or in our design installation must halt & immediate notification be made to Carmen E. Shay — Environmental Services, Inc. 7. No vehicle or heavy machinery shall drive over the septic system unless noted as H-20 septic components. 8. Install Tuf—Tite gas baffles or equals on all outlet tee ends. 9. All Distribution Lines shall be 4" diameter Schedule 40 NSF PVC pipes. 10. All solid piping, tees & fittings shall be 4" diameter Schedule 40 NSF PVC pipes with water tight joints. 11. Municipal Water is Connected to ALL OF The Residence and Abutting Properties Within 150 Feet. THE PROPERTY LINES ARE APPROXIMATE AND COMPILED FROM THE SURVEY PLAN BYYANKEE SURVEY CONSULTANTS ENTITLED: "PLOT PLAN OF 61 RANDOLPH ROAD, YARMOUTH, MA" DATED AUGUST 13, 2003, AND PLAN BOOK 241 PAGE 109 AND IS NOT INTENDED TO BE A SURVEY PLOT PLAN IT SHOULD BE USED FOR NO PURPOSE OTHER THAN THE SEPTIC SYSTEM INSTALLATION. EXISTING SAS TO BE PUMPED OUT AND FILLED IN PLACE NOTE: ANY STRIPPED OUT SOIL CONTAINING LEACHATE FROM THE EXISTING SAS TO BE DISPOSED OF AS PER BOARD OF HEALTH SPECIFICATIONS. PLOT P OF PROPOSED SEPTIC SYSTEM UPGRADE PREPARED FOR THOMAS & BARBARA PAYN E =20' AT 61 RANDOLPH ROAD ASSESSORS MAP 123 LOT 70 YARMOUTH, MA PREPARED BY: �r CARMEN E. SHAY ' ENVIRONMENTAL SERVICES P.O. Box 1576 MASHPEE, MA 02649 TEL/FAX : 508-294-7498 DRAWN BY: CES PROJECT#61 Randolph FILENAME: 61 Randolph. DWG TE: December 21, 201 SHEET 1 OF 2 U 10' min. from ExistingFoundation to septic tank �house p BASEMENT FLOOR SLAB = ELEV. 100.00 S r 0.02 EXIST. PIPE- F•..1 FROM EXIST. FOUNDATION 0O / Irn d W *NOTE: ALL PIPES ARE TO BE 4" SCHEDULE 40 P.V.C. Grade over Septic Tank - 96.50 Provide Risers D -BOX cover must be to bring Septic tank covers to within 6 " of Grade to within fi of Grade -Grade over D -box -98.50 EXIST 1000 GAL. SEPTIC TANK 6 In.of 3/4"-1 1/2" compacted stone DIST. BOX 5-0.01 or Greater I 11 5=0.01 or Greater 0 15' LO rn d c N I 6 In.of 3/4"-1 1/2" compacted stone 15' VENT PIPE (0 Least 24 Inches tall) CHARCOAL FILTER TO BE INSTALLED 4" PVC (CAPPED) INSPECTION PORT TO BE INSTALLED AND TO BE WITHIN 6" OF GRADE I .Ida over SAS -9a5O T OF UNIT ELEVATION - 94. .11 INV.E LEVATION - 94. V PVC (CAPPED) INSPECTION PORT TO BE INSTALLED AND TO BE WITHIN 6" OF GRADE BOTTOM ELEVATION - 93.00 0 "f. 75' rn II 4 ROWS OF 5 UNITS AT 6.25'/UNIT + 2 END CAPS : 31.75' m Bottom of Test Hole 1 Elev. 88.00 Groundwater Observed - NONE OBSERVED NOTE: ALL COMPONENTS MUST HAVE RISERS TO WITHIN 6" BELOW GRADE SYSTEM PROFILE Not to Scale 2-18" DIAM. ACCESS MANHOLES V -7" STEEL REINFORCED PRECAST CONCRETE PLAN VIEW 3-24" REMOVIABLE COVERS 2" min. inlet to outlet 6. Uquid level ie Gas o�w OUTLET PERCOLATION TEST NOT TO SCALE Date of Percolation Test: November 17, 2015 Test Performed By: CARMEN E. SHAY, R.S., C.S.E. AMY VON HONE -YARMOUTH BOH EXCAVATOR: Shay Env. Svcs. Percolation Rate: Less Than 2 MPI 0 36" THE ACCESS COVERS FOR THE SEPTIC TANK, DISTRIBUTION BOX AND LEACHING COMPONENT SET DEEPER THAN 6 INCHES BELOW FINISHED GRADE SHALL BE RAISED TO WITHIN 6" OF FINISHED GRADE. INSTALL TLIF-TITE GAS BAFFLES OR EQUALS 13"INLET "r -f 1;', • 5' -7' 4'-0" min. Liquid depth I 6'-0. I 1 4' -10• CROSS SECTION END -SECTION TYPICAL 1000 GALLON SEPTIC TANK Design Calculations Number of Bedrooms:2 Equivalent to 220 Gal./Day Garbage Grinder. No Leaching Capacity Proposed:330 Gal./Day Minimum (400 SF Min. Per Title V) Septic Tank : - 2 x 330 Gal./Day = 660 USE EXIST 1000 GAL. Septic Tank. SOIL ABSORPTION AREA: Using percolation rate of <2 min./inch Bottom Area: 0.74 gal/sq. ft. x 600.71 sq. ft. = 444.52 gallons Sidewall Area: NOT USED Providing: = 444.52 gallons Use: 4 ROWS OF 5 -HI -CAP H-20 CHAMBER UNITS WITH NO STONE FOR AN SAS HAVING THE DIMENSIONS: 12.83' x 31.75' Bottom Area: (General Use Approval for 4.72 SF/LF of INFITRATOR 5 UNITS + 2 END CAPS per ROW = 31.75 FT 4 ROWS x 31.75 x 4.73 SF/LF =600.71 DESIGN FLOW PROVIDED: 0.74 x 600.71 S.F.) = 444.52 GPD Test Hole No. 1 DEPTH SOILS ELEV. 0 98.00 SANDY LOAM 10 YR 3/2 0"-12" A 7.00 Loamy Sand 10 YR 5/8 12"-36" %R 95.00 Med. Sand 2.5 Y 7/4 36"-120 C, 00 i Perc #1 Depth to Perc: 38" to 54" Perc Rate= 2 MPI Groundwater Not Observed No Observed ESHWT ADJUSTED H2O Elev, = None BACKFILL WITH CLEAN SAND (NATIVE OR PERC SAND) i• ..Q uiTmtg-kAiF�i!! 5' MIN ABOVE BOTTOM OF "4"--J 6'L-34*-►+ TEST PIT OR GROUND WATER EFF. WIDTH 12.83' ADJ. GROUNDWATERI= NO ADJ. BOTTOM OF TP -1.: = 88.00 SOIL ABSORPTION SYSTEM (SECTION) HI -CAP INFILTATROR (H-20 LOADING)/ GEORGE O'BRIEN (OR EQUIVALENT) NOTE: OVERALL HEIGHT OF INFILTRATOR IS 18" ALL OUTLET PIPES FROM THE DISTRIBUTION BOX SHALL BE SET LEVEL FOR AT LEAST 2 FT. ' - 5.5" 1ss" PLAN --SECTION 12" - 1 .- CONCRETE COVER 6 - V OUTLET KNOCKOUTS OUTLET I i2" INLET r 6• 6. ,i. 1.75 - CROSS J5"CROSS SECTION PHOT PIAN OF PROPOSED SEPTIC SYSTEM NOT TO SCALE UPGRADE PREPARED FOR THOMAS 8c BARBARA PAYN E AT 61 RANDOLPH ROAD ASSESSORS MAP 123 LOT 70 PREPARED BY: C�1RHEY E. SHAY 41 :ENVIRONMENTAL SERVICES 11P.O. BOX 1576 MASHPEE, MA 02649 TEL/FAX : 508-294-7498 S SCALE: N/A SHEET 2 DRAWN BY: CES ATE: December 21, 201 PROJECT#61 Randolph FILENAME:61 Randolph.DWG SHEET 2 OF 2