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HomeMy WebLinkAboutEngineered Plan - Rev. 2015ACCESS COVERS MUST BE WI THIN 9" MINIMUM. 6" OF FINISH GRADE 3' MAXIMUM COVER FIRST 2' TO BE LEVEL MI N 2 " OF PEA 5TONE OR F I L TER FABR I C 4- DIAM PIPE 3/4 - 1 //2 DIA. 105. D 2�° 104.5 103.7 2' H-20 �' DOUBLE WASHED STONE 104.75 `* cAs /0 3.87 BAFFLE 3 OUTLET 2-500 GAL LEACHING CHAMBERS °Q D -BOX W/4' STONE AROUND. 12.8'N x 25'1 x 2'd 1500 GAL H-20 H-20 SEPTIC TANK 6' CRUSHED STONE OR COMPACTED BASE PROFILE : NOT TO SCALE N , / Y ' , / / o. p/ F , ° l 9 / a� / / P L0T/'�9 ' f •' 15,8512:t S.F. ' \ ` / I ppb p r 106.4 rf 1 \` HYOV/SOA i 00� �� QPM\ + GARDEN c� r I� 00� P41 106.4 LEACH P 1 T r I EXISTING I \ 0P TANK i I :: 1500 GALL 14- P 1 NE I i -*-*-*.'-7:.*-- SEPTIC TANK 106.9 / l 105.4 ' + i 1 + 0. �d. P / I 8M. CORNER BH D -80X 1 1 EL -106.25,/ LOCUS MAP / 106.8 5 1 2-500 GALLON LEACHING CHAMBERS / sT 106.3*` tip W14STONE AROUND o TP* I + 106.8 A , r \ I r 0 /0 20 40 'BOTTOM OF TEST HOLE #l: 95.5 0 i I N VERT EL E VA T I ONS : INVERT AT BUILDING: 105.0 I� INVERT IN SEPTIC TANK: 104.75 INVERT OUT SEPTIC TANK. 104.5 INVERT IN DIST. BOX: 103.87 INVERT OUT DIST. BOX: 103.7 I NVER T IN LEACH CHAMBER : 103.5 BOTTOM OF LEACH CHAMBER: l0/.5 ADJUSTED GROUND WATER : N/A OBSERVED GROUND WATER: N/A 'BOTTOM OF TEST HOLE #l: 95.5 0 DESIGN CRI TER IA: DESIGN FLOW: 3 BEDROOMS AT 1/0 G.P.D. PER BEDROOM EQUALS 330 G.P.D. NO GARBAGE GRINDER SEPTIC TANK REQUIRED: 330 G.P.D. X 200% - 660 GAL. SEPTIC TANK PROVIDED: 1500 GAL. MIN. SOIL ABSORPTION SYSTEM REQUIRED: DESIGN PERC RATE ! 5 MIN/INCH SOIL TEXTURAL CLASS - I EFFLUENT LOADING RATE - 0.74 GPD/SF 330 GPD / 0.74 GPD/SF - 446 S.F. REQUIRED PROVIDED: 2-500 GAL LEACHING CHAMBERS W/4' STONE AROUND. A-471 S.F. 471 S.F. x 0.74 - 348 G.P.D. SOIL TEST P1 T DA TA INDICATES I NO I CA TES PERCOLATION = OBSERVED TEST - GROUNDWATER i I L EGEND c CB s` CONCRETE BOUND -W ; WATER LINE O ? HYDRANT -G ;GAS LINE - OHW- OVER HEAD WIRES 4IGHT POST B'- UNDERGROUND ELECTRIC LINE -T- ;+ UNDERGROUND TELEPHONE LINE -- CTV- { UNDERGROUND CABLEV I S I ON LINE + 40.4 SPOT ELEVATION .---40 ------- EXISTING CONTOUR Wo�- PROPOSED CONTOUR DESIGN CRI TER IA: DESIGN FLOW: 3 BEDROOMS AT 1/0 G.P.D. PER BEDROOM EQUALS 330 G.P.D. NO GARBAGE GRINDER SEPTIC TANK REQUIRED: 330 G.P.D. X 200% - 660 GAL. SEPTIC TANK PROVIDED: 1500 GAL. MIN. SOIL ABSORPTION SYSTEM REQUIRED: DESIGN PERC RATE ! 5 MIN/INCH SOIL TEXTURAL CLASS - I EFFLUENT LOADING RATE - 0.74 GPD/SF 330 GPD / 0.74 GPD/SF - 446 S.F. REQUIRED PROVIDED: 2-500 GAL LEACHING CHAMBERS W/4' STONE AROUND. A-471 S.F. 471 S.F. x 0.74 - 348 G.P.D. SOIL TEST P1 T DA TA INDICATES I NO I CA TES PERCOLATION = OBSERVED TEST - GROUNDWATER 42" 132" NO WATER 95.5 GENERAL NO TES : I. THIS PLAN 1S FOR THE DESIGN AND CONSTRUCTION OF THE SEWAGE DISPOSAL SYSTEM ONLY. 2. VERTICAL DATUM IS ASSUMED. FOR BENCH MARKS SET. SEE SITE PLAN. J. ALL CONSTRUCTION METHODS AND MATERIALS AND MAINTENANCE OF THE SEPTIC SYSTEM SHALL CONFORM TO MASS. D.E.P. TITLE 5 AND LOCAL BOARD OF HEALTH REGULATIONS. 4. ALL SEPTIC SYSTEM COMPONENTS LOCATED UNDER AREAS SUBJECT TO VEHICULAR TRAFFIC OR GREATER THAN J' IN DEPTH SHALL BE CAPABLE OF WI TH- STANDING H-20 WHEEL LOADS. 5. ALL SEWER PIPE SHALL BE SCHEDULE 40 PVC OR APPROVED EQUAL. 6. SEPTIC TANK AND D -BOX SHALL BE REINFORCED PRECAST CONCRETE OR APPROVED POLYETHYLENE. BOTH SHALL BE WATERTIGHT. 0 -BOX SHALL BE WATER TESTED FOR LEVEL WHEN THERE IS MORE THAN ONE OUTLET. 7. BEFORE CONSTRUCTION CALL 'DIG -SAFE". 1-888-DIG-5AFE AND THE LOCAL WATER DEPT. FOR LOCATION OF UNDERGROUND UTILITIES. 8. EXISTING LEACH PIT TO BE PUMPED DRY AND BACKFILLED. 9. EXISTING SEPTIC TANK TO BE PUMPED AND REMOVED. DATE: MAY 6. 2015 TEST BY: STEPHEN HAAS WITNESSED BY: AMY VONHONE PERC RATE: ! 2 MIN/INCH gu Y''�l p e ..f �. .R i PPI _. C tiR ti• X14 i6 N T�s�ias2 Date �ox"r= ���� Z16-1I� SEP T l C SYS TEM DES l ON 18 M I S TL ETOE LANE . MAP 89. PARCEL 52 SOUTH YARMOUTH MA. PREPARED FOR : DAVID CLANCY S ALE I a 20' MAY / 8 . 2015 JUN O 8 ?o 15 REVISED: JUNE 2. 20/5 HEALTH DEPT. STEPHEN A. HAAS _ ENGINEERING, INC P . O . Box =1 6- / Sou t h Denn i s , MA 02660 ( 508) 362-8132 JOB NO: I5-0/9 1 TP #/ 0" HORIZON TEXTURE COLOR 106.5 A LOAMY IOYR SAND 3/2 6" -------------- 106.0 B L OAMY 10 YR SAND 30" --------------------- /04.0 Cl MED 1 UM I OYR SAND 7/3 42" 132" NO WATER 95.5 GENERAL NO TES : I. THIS PLAN 1S FOR THE DESIGN AND CONSTRUCTION OF THE SEWAGE DISPOSAL SYSTEM ONLY. 2. VERTICAL DATUM IS ASSUMED. FOR BENCH MARKS SET. SEE SITE PLAN. J. ALL CONSTRUCTION METHODS AND MATERIALS AND MAINTENANCE OF THE SEPTIC SYSTEM SHALL CONFORM TO MASS. D.E.P. TITLE 5 AND LOCAL BOARD OF HEALTH REGULATIONS. 4. ALL SEPTIC SYSTEM COMPONENTS LOCATED UNDER AREAS SUBJECT TO VEHICULAR TRAFFIC OR GREATER THAN J' IN DEPTH SHALL BE CAPABLE OF WI TH- STANDING H-20 WHEEL LOADS. 5. ALL SEWER PIPE SHALL BE SCHEDULE 40 PVC OR APPROVED EQUAL. 6. SEPTIC TANK AND D -BOX SHALL BE REINFORCED PRECAST CONCRETE OR APPROVED POLYETHYLENE. BOTH SHALL BE WATERTIGHT. 0 -BOX SHALL BE WATER TESTED FOR LEVEL WHEN THERE IS MORE THAN ONE OUTLET. 7. BEFORE CONSTRUCTION CALL 'DIG -SAFE". 1-888-DIG-5AFE AND THE LOCAL WATER DEPT. FOR LOCATION OF UNDERGROUND UTILITIES. 8. EXISTING LEACH PIT TO BE PUMPED DRY AND BACKFILLED. 9. EXISTING SEPTIC TANK TO BE PUMPED AND REMOVED. DATE: MAY 6. 2015 TEST BY: STEPHEN HAAS WITNESSED BY: AMY VONHONE PERC RATE: ! 2 MIN/INCH gu Y''�l p e ..f �. .R i PPI _. C tiR ti• X14 i6 N T�s�ias2 Date �ox"r= ���� Z16-1I� SEP T l C SYS TEM DES l ON 18 M I S TL ETOE LANE . MAP 89. PARCEL 52 SOUTH YARMOUTH MA. PREPARED FOR : DAVID CLANCY S ALE I a 20' MAY / 8 . 2015 JUN O 8 ?o 15 REVISED: JUNE 2. 20/5 HEALTH DEPT. STEPHEN A. HAAS _ ENGINEERING, INC P . O . Box =1 6- / Sou t h Denn i s , MA 02660 ( 508) 362-8132 JOB NO: I5-0/9 1