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HomeMy WebLinkAboutEngineer Pland NN— "o NO SCALE DEEP OBSERVATION HOLE I EL = 51.0 DEPTH FROM sma SOIL HORIZON SOIL TEXTURE SOIL COLOR MUNSELL SOIL MOTTLING OTHER 0" - 7" A LOAMY SAND 10 YR 4/1 NONE y - 33s 8 LOAMY SAND 10 YR 6/6 NONE i• 132' �j�J - C SAND 10 YR 7/6 NONE LOOSE, MEDIUM SAND DESIGN CALCULATIONS PERCOLATION RATE : LESS THAN 2 MINUTES PER IN# ;,iP IN THE C HORIZON IN DOH V11► Mi ,O HONE,AMY VAN NO GROUNDWATERENCOUNTERED PERC AT 60 NO GROUNDWATER ENCOUNTERED 1 1 i { Q,ESI.GFLOW: 3 BEDROOMS AT 110 GAL. PER DAY PER BEDROOM = 330 GPD 330 GPD X 200% = 660 GALLONS - USE EXISTING 1000 GALLON SEPTIC TANK A 29.5 'L x 10 'W. x 2 'D. LEACHING CHAMBER CAN LEACH: Vt=€29.5(2)21x.74+129.5(10)Ix.74+110(2)21x.74= 335.2GPD S111zE:. ONE ( 1) - EXISTING 1000 GALLON SEPTIC TANK ONE ( 1) - 29.5 'L. x 10 V. x 2 'D. LEACHING CHAMBER Vt = 335.2 GPD > 330 GPD REQ'D. ONE ( 1) - DISTRIBUTION BOX ( 5 OUTLET) NO TES 1) GARBAGE GRINDERS ARE NOT ALLOWED WITH THIS DESIGN. 2) THE INSTALLER IS RESPONSIBLE FOR ASSURING THAT COMPONENTS OF THE SEWAGE DISPOSAL SYSTEM ARE DESIGNED WITH SUFFICIENT STRENGTH TO SUSTAIN ALL LOADS TO BE IMPOSED ON THEM. ANY COMPONENT OF THE SYSTEM SUBJECT TO VEHICULAR TRAFFIC MUST COMPLY WITH A MINIMUM STANDARD OF A.A.S.H.T.O. H-20 WHEEL LOADS. 3) PRIOR TO SETTING ANY SEWAGE DISPOSAL SYSTEM COMPONENT, INSTALLER MALL VERIFY EXISTING CONDITIONS, INCLUDING ELEVATIONS OF EXIT INVERTS, AND REPORT ANY DISCREPANCIES TO THE DESIGN ENGINEER. 4) ALL GRAVITY SEWER PIPE SHALL BE 4' DIA. SCH 40 PVC UNLESS OTHERWISE NOTED. THE MINIMUM SLOPE OF 4' DIA. SCH 40 PVC SHALL BE 0.01 FT/FT. 5) NO PART OF THIS DESIGN SHALL BE ALTERED WITHOUT PRIOR APPROVAL FROM THE DESIGN ENGINEER AND THE AGENT OF THE LOCAL BOARD OF HEALTH. ALL REQUESTS FOR CHANGES SHALL BE MADE IN WRITING PRIOR TO CONSTRUCTION. 6) THE USE OF ALTERNATE MANUFACTURERS FOR SYSTEM COMPONENTS SHALL NOT BE APPROVED IF THE USE OF THEIR EQUIPMENT REQUIRES CHANGES IN DESIGN. 7) THE INSTALLER SHALL ASCERTAIN THE LOCATION OF EXISTING UNDERGROUND UTILITIES PRIOR TO EXCAVATION AND SHALL PROTECT UTILITIES WITHIN THE Wit AREA DURING CONSTRURON. 8) THE EXISTING SEWAGE DISPOSAL. SYSTEM (INCLUDING CESSPOOLS) SHALL. BE REMOVED WITH SURROUNDING CONTAMINATED SOILS AND BAC KFILL.ED WITH CLEAN COARSE SAND. ESTIMATED HIGH GROUNDWATER CALCULATION N/A (USGS/CCC METHOD) INDEX WELL: I ZONE: DATE OF READING., DEPTH TO GROUNDWATER: GROUNDWATER LEVEL ADJUSTMENT. ACTUAL GROUNDWATER LEVEL @ SITE: EL= ESTIMATED (MAX.) HIGH GROUNDWATER LEVEL- EL= LOi 21 ASSESSOR'S MAP 64 PARCEL 10 CH ANDLrK %'g� �' WIDE (PUBLIC WAY PLAN SCALE: 1'= 20' (THIS AREA IS SERVED BY TOWN WATER) ONE (1)- 29.5'L x 10'W x 2'D LEACHING CHAMBER CONSTRUCT BY PLACING THREE 8'-6' x 4'-10' x 3'-O' LEACHING CHAMBER UNITS END TO END WITH 2'-0 STONE ON ENDS AND 2,- 7' STONE ON SIDES. (USE 500 GALLON LEACH CHAMBER B R UNITS Iy � FDtRNDATiON AS MANUFACTURED BY SHOREY PRECAST OR EQUAL). EXSTNNG PROPOSED 51.00 RASE COVERS TO WITHIN 6''{so, OF FINISH GRADE FIISH G1 AWE D'BOX THE MINIM M SLOPE FOR 4' DIA SCH 40 PVC PIPE IS 1 /8' PER FT * EXISM 1000 GALLON SEPTIC TANK *EXSTNG 1000 GALLON SEPTIC TIN( TO BE PUMPED. VISUALLY INSPECT TANK FOR STROCTURAL INTEGRITY AND VERIFY NLET & OUTLET` TEES ARE N PLACE. ►:r 40 PVC PIPE 47.8 j 1 47.50 1 EXIST. I COMIPACTED BASE W/ 6' LAYER OF CRUSHED STONE ' P- 45.201 ALL LICS) EXITING DVOx MUST ROM LEVEL FOR 2'-T BEFORE PITCHING DOYW TO LEACHING FACILITY 20't lit LONGEST RUN .SCHEMA TIC FLOW PROFILE ALL INSTALLATIONS MUST CONFORM TO THE MINIMUM REQUIREMENTS OF TITLE 5 3/4' TO 1 1/2' STONE l%8' F1r2' STOIC 2'-0' EFFECTIVE DEPTH T O WAER IS > 10 FT 4u 0 i 0 29'-6. DETAIL OF LEACHING CHAMBER No scams NOTE: b THE INFORMATION HEREON HAS BEEN PREPARED ACCORDING TO THE REQUIREMENTS OF TITLE 5 OF THE STATE ENVIRONMENTAL CODE FOR SUBSURFACE DISPOSAL OF SANITARY SEWAGE AND LOCAL BOARD OF HEALTH REGULATIONS. THE LOT SHOWN HEREON IS AS DESCRIBED ON LAND COURT PLAN 35776C PAS .`} DATE PLAN REFERENCE: LCP 35776C ASSESSORS MAP 64 39= PARCEL 11 LEGEND EXIS TING — . - GAS MAIN — N — WATER LINE CONTOUR UTILITY POLE Yarmouth Health Department ROVED ' ame Date tl11L8�� v �� FEB 0 3 ZOD HEALTH DEPT. INSPECTION NOTE THE STATE ENVIRONMENTAL CODE, TITLE 5, REQUIRES INSPECTION(S) OF THE SEWAGE DISPOSAL SYSTEM BY THE DESIGN ENGINEER. INSTALLATION CONTRACTOR MUST NOTIFY THE DESIGN ENGNEE PRIOR TO THE START OF INSTALLATION FOR DISCUSSION ON REQUIRED INSPECTIONS. --- N0. DATE REVISION BY TITLE SEWAGE DISPOSAL SYSTEM (UPGRADE PLAN FOR AN EXISTING RESIDENCE PROJECTC15563.00 .. AS NOTED VIE 10-24-01 PROJECT M1 CNAEL & MAR Y TA YLOR 14 CHANDLER GRAY ROAD WEST YARMOUTH, MA DRWN BY KES/PK Mw C15563.DWG COASTAL ENGINEERING COMPANY, INC. PROFESSIONAL ENGINEERS & LAND SURVEYORS 260 CRANBERRY HIGHdV.AY ORLEANS. MASS. 0265-1 (508) 255-6511 ss-1 1 OF i