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HomeMy WebLinkAboutEngineered Plan - 2019N ACCESS COVERS MUST BE WITHIN 9" MINIMUM. 6' OF FINISH GRADE FIRST 2' TO BE LEVEL MIN 2 OF PEASTONE OR FILTER FABRIC DIAM PIPE • 3/4" - 1 //2" DIA. 71.4 70.1 T2.IF DOUBLE WASHED STONE GAS BAFFLE T0.2T 70.0 68.0 3 OUTLET 2-500 GAL LEACHING CHAMBERS EXISTING D -BOX W14' STONE AROUND. 12.8's x 25'1 x 2•d 1000 GAL H-20 SEPTIC TANK 16- CRUSHED STONE OR COMPACTED BASE PROFILE : NOT TO SCALE _U? f 1 ` 74 TP*I ,7A / / 1. r L � ` VOO TOc F / xyo F.c _ FycF EXIST<NG +7/.1 LEACH P -IT INVERT EL E VA T I ONS : DES I GN CR I TER I A : GENERAL NO TES : INVERT OUT SEPTIC -TANK: 71.4 DESIGN FLOW: 2 BEDROOM, DISIGN FOR HORIZON TEXTURE INVERT IN DIST. BOX: 70.27 3 BEDROOMS MINIMUM AT //0 G.P.D. PER 1. THIS PLAN IS FOR THE!,DESIGN AND CONSTRUCTION INVERT OUT DIST. BOX: 70.1 BEDROOM EQUALS 330 G.P.D. OF THE SEWAGE DISPOSAL SYSTEM .ONLY. INVERT IN LEACH CHAMBER: 70.0 68.0 NO GARBAGE GRINDER 2. VERTICAL DATUM IS ASSUMED. FOR BENCH MARKS BOTTOM OF LEACH CHAMBER: 9AAP 212 SFT, SEE SITE PLAN. ADJUSTED GROUND WA TER: N/A - -- 73.3 10 -- ---- ----- - - SEPTIC TANK REQUIRED: 71.4 FOR LOCATION OF UNDERGROUND UTILITIES. OBSERVED GROUND WATER: N/A 330 G.P.O. X 2009 - 660 GAL. 3. ALL CONSTRUCTION METHODS AND MATERIALS AND BOTTOM OF TEST HOLE #2: 60.2 SEPTIC TANK PROVIDED: 1000 GAL. EXISTING IOYR MAINTENANCE OF THE SEPTIC SYSTEM SHALL SAND CONFORM TO MASS. D.E.P. TITLE 5 AND LOCAL SOIL ABSORPTION SYSTEM REQUIRED: BOARD OF HEALTH REGULATIONS. DESIGN PERC RATE ! 5 MIN/ 1 NCH - - - - - - - - - - - - - -- 71.s SOIL TEXTURAL CLASS - 1 4. ALL SEPTIC SYSTEM COMPONENTS LOCATED UNDER - - -- 69.7 EFFLUENT LOADING RATE - 0.74 GPD/SF AREAS SUBJECT TO VEHICULAR TRAFFIC OR GREATER MEDIUM 541YR6 330 GPD / 0.74 GPD/SF - 446 S.F. REQUIRED THAN 3' IN DEPTH SHALL BE CAPABLE OF WITH- MEDIUM 5YR BACKFILLED. STANDING H-20 WHEEL LOADS. PROWIDED': 2-500 GAL LEACHING CHAMBERS SANG W/4' STONE AROUND. A-471 S.F. 5. ALL SEWER PIPE SHALL ;!BE SCHEDULE 40 PVC OR 48 -------SAND -------70.1 471 S,F, x 0.74 - 348 G.P.D. APPROVED EQUAL. SOIL TEST PIT DA TA ® 6. SEPTIC TANK AND D -BOX SHALL BE REINFORCED G`2 SILT 2. 5Y PRECAST CONCRETE OR APPROVED POLYETHYLENE. 72- - fWfCArESPERCOLATION �_ BSER D PERCOLATION _ OBSERVED - BOTH SHALL BE WATERTIGHT. 0 -BOX SHALL BE WATER D' ALL BT IAL tC2 LAYER. TP#2I TEST - GROUNDWATER LOAM TESTED FOR LEVEL WHEN THERE /S MORE THAN ONE TP #1 TP +►2 SILT OUTLET. 7 .7 72. oY T 71:3.- __...._.._--_._��. �....,% S $01 REMOVAL SEE! NOTE 9. / TPa2.. .- / HOLLY } ?".500 GAL(AN . I O - :.:: I LEACHING X.HAMSERS EXISTING 1 �y •,•••, �n yOPF� 900�,yc SEPTIC TANK : ' /W/4' STONE 1 73.5 ' Q' 73. g t) �j + <...... 'v A P 12.8+ e 72.8 \ �O,p ARBORVITE `moi +73.3 00 'L`O,T 207!! y�+o \ ts�o • �0 \ i' 18'OAKW P{ 16-1 37: L EGEND \ _ is CB CONCRETE BOUND _W WATER L I NE 47 HYDRANT G--= GAS L I NE OHW_ OVER HEAD WIRES + LIGHT POST --E---- UNDERGROUND ELECTRIC LINE -T- UNDERGROUND TELEPHONE LINE CTV- UNDERGROUND CABLEVISION LINE +40.4 SPO T EL EVA r/ oN ........40 ....... EXISTING CONTOUR LOCUS MAP 0 10 20 40 40 = - PROPOSED CONTOUR 0- HORIZON TEXTURE COLOR 74.1 0- HORIZON TEXTURE COLOR 72.2 7. BEFORE CONSTRUCTION CALL "OIG -SAFE'. A.. LOAMY IOYR A LOAMY IOYR SAND 212 9AAP 212 1-888=PIG=SAFE AND THE LOCAL WATER DEPT. Io' - - - - - - - - - - - - - -- 73.3 10 -- ---- ----- - - - - -- 71.4 FOR LOCATION OF UNDERGROUND UTILITIES. B LOAMY IOYR p LOAMY IOYR SAND 516SAND 516 2s- - - - - - - - - - - - - - -- 71.s 30- - - - - - - - - - - -- 69.7 8, EXISTING LEACH PIT TO BE PUMPED DRY AND CI MEDIUM 541YR6 CI MEDIUM 5YR BACKFILLED. SANG 4/6 48 -------SAND -------70.1 G`2 SILT 2. 5Y 72- - - - - - 66.2 D' ALL BT IAL tC2 LAYER. TP#2I LOAM 6/2 C- 2 SILT 2.SY ENCOUNTEREDBELOWTHE INVERT OF THE LEACHING 96- - - - - -LOAM - - - - - - - 64 2 -FACILI TY TO BE REMOVED FOR A -DISTANCE OF 5' C3 COARSE IOYR AROUND AND REPLACED WITH SAND IN ACCORDANCE SAND 616 WITH TITLE 5. 120. NO WATER 64. 1 144--- NO WATER' 60.-2 l0. EXISTING SEPTIC TANK TO BE PUMPED AND CLEANED. DATE: MARCH 21, 2019 TEST BY: STEPHEN HAAS INSPECT AND REPLACE INLET TEE IF REQUIRED. WITNESSED BY: AMY VONHONE INSTALL NEW OUTLET TEE. PERC RATE: C 2 MIN/INCH BM. CB/DH FNO EL -75.59 t Yarinov th Healt'a Department Date SNOFMA r JOHN cyGN 4, Z. a ', DEMAREST, JR. y; o No. 36859„ SEPT / C S YS TEW DES / ON 4 W I AMNO ROAD. MAP / 35 . PARCEL / / l YARMOUTH POR T . MA. PREPARED I= OR KENNETH A NNE S E SCALE : 1 - 20 APRIL 24. 2019 STEPHEN A. HAAS, PE 293 Cranview Rodd B r ews t e r ,! MA 02631 l �i�� i�•'�~ (508) 367---1691 JOB NO: 19-003 wr�w ww��www