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Home My WebLink About78 Crowes Purchase Road - Septic System DesignI, f N VARIANCES REQUIRED: 15 C8 CONCRETE BOUND WEEP TITLE 5. MAXIMUM FEASIBLE COMPLIANCE - O MERCURY FLOAT HOLE -G- SECTION 15.211:(1) MINIMUM SETBACK DISTANCES SWITCHES CHECK OVER HEAD WIRES # 10' 15 REOUIRED BETWEEN THE SAS AND THE PROPERTY LINE. 5'd 4' ARE PROVIDED TO UNDERGROUND ELECTRIC LINE THE SAS. 6' 6 4' VARIANCES ARE REOUESTED. 2' IS PROVIDED TO THE RESERVE AREA. NMP ON Tl AN 8- VARIANCE IS REOUESTED, 25' IS REOUIRED BETWEEN THE SEPTIC SPOT ELEVATION TANK. PUMP EXISTING CONTOUR CHAMBER AND THE TOP OF COASTAL BANK. 16' IS PROVIDED TO BOTH. 9' VARIANCES NO GARBAGE GRINDER APE REOUESTED. OUT DIST. BOX: 8.0 TCWN OF YARMOUTH SUBSURFACE DISPOSAL OF SEWAGE REGULATIONS REGULATION 3.7: DISTANCES AND LOCATION OF DISPOSAL FACILITIES SEPTIC TANK REOUIRED: INVERT IN LEACH CHAMBER:- 5(' IS REOUIRED BETWEEN THE SEPTIC TANK AND WATERCOURSES. 28' IS PROVIDED TO T) -E EDGE OF MARSH. A 22' VARIANCE 1S REOUESTED. L 0CUS MAP GENERAL NOTES: I. THIS PLAN IS FOR THE DESIGN AND CONSTRUCTION OF THE SEWAGE DISPOSAL SYSTEM ONLY. 2. VERTICAL DATUM IS NGVD• 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 3' IN DEPTH SHALL BE CAPABLE OF WITH- STANDING H-20 WHEEL LOADS. 5. ALL SEWER PIPE SHALL BE SCHEDULE 40 PVC OR APPROVED EOUAL. 6. SEPTIC TANK, PUMP CHAMBER AND D -BOX SHALL BE REINFORCED PRECAST CONCRETE. WATERTIGHT AND WATERPROOF. D -BOX SHALL BE WATER TESTED TO CHECK FOR LEVEL WHEN THERE -IS MOR£ THAN ONE OUTLET. 7. BEFORE CONSTRUCTION CALL 'DIG -SAFE'. 1 -888 -DIG -SAFE AND THE LOCAL WATER DEPT. FOR LOCATION OF UNDERGROUND UTILITIES. 8. EXISTING SEPTIC SYSTEM TO BE PUMPED DRY. REMOVED AND BACKFILLED WITH SAND. 9. ALL UNSUITABLE MATERIAL (FILL. A 6 B HORIZONS) ENCOUNTERED BELOW THE INVERT OF THE LEACHING FACILITY TO BE REMOVED FORA DISTANCE OF 5' AROUND AND REPLACED WITH SAND IN ACCORDANCE WITH TITLE 5. 10. SEPTIC SYSTEM INSTALLER SHALL NOTIFY THE DESIGN ENGINEER TWO DAYS PRIOR TO CONSTRUCTION OF THE SYSTEM TO ALLOW FOR 'SCHEDULING OF THE CONSTRUCTION INSPECTIONS, THE FOLLOWING INSPECTIONS ARE REQUIRED - WHEN EXCAVATION IS CAfPLETE. FOOTINGS TO BE STAKED - INSPECT FOOTING AND REBAR PRIOR TO POURING WALL - INSPECT CLEAN FILL PLACEMENT WITHIN WALL - FINAL INSPECTION OF PUMP AND ALL SYSTEM COMPONENTS FACTORY INSTALLED PUMP SYSTEM NOTES: RUBBER Boors 1. PUMP TO BE MYERS RESIDENTIAL SEWAGE PUUP MODEL SRM+ + PVC INLET OR EQUAL. 2. THE PUMP SHALL START AND STOP AT THE ELEVATIONS SHOWN. 'J. THE PUMP SHALL BE INSTALLED IN STRICT,` CONFORMANCE WITH THE MAMUFACTURER'S SPECIFICATIONS AND TITLE V REGULATIONS. PUMP DISCHARGE SHALL BE 2 INCHES. PLW SHOULD BE ABLE TO BE DISCONNECTED AND LIFTED OUT OF THE PLMP CHAMBER WITHOUT HAVING TO ENTER THE PUMP CHAMBER. +. THE' ALARM SHALL START AT THE ELEVATION SHOWN AND BE POWERED BY A CIRCUIT SEPARATE FROM THE'PIMP POWER, 5. AN ELECTRICAL PERMIT MUST BE OBTAINED FOR THIS INSTALLATION. PUMP DETA IL :mor To SCALE USING /000 GAL. PUMP CHAMBER WATERTIGHT AND WATERPROOF PVC OUTLET FACTORY INSTALLED RUBBER BOOTS C> O C K� Z a m L� O a RETAINING WALL. 2• HIGH - MAXIMUM CATCH BASIN ACCESS COVER MUST BE TO FINISH GRADE ACCESS COVERS MUST BE WITHIN 6.9 6' OF FINISH GRADE MIN 2' SCP UP < �'j s.9 EFFLUENT 5.85 F/L T£ 1.+ / c � , INSPECTION CLEAN SAND BACKFILL FIRST 2' TO 01IMPEPI 9•M/N COVER i16.7 ND AND 2' OVER CHAMBERS 8E LEVEL +•VENT OR TEE FILTER FABRIC CHARCOAL FILTER OVER UNIT ' MIN a.7 TOP OF WALL ORCED CONCRETE 'NING WALL 0 7.77AP FlL TER FABRIC 2'IN 3 OUTLET 12 CULTEC CONTACTOR +o Mu voLr D -BOX FIELD DRAIN C -4'S IN VAPOR BARRIER - 1500 GAL H -/O 1000 GAL H-10 8ED FORMATION. 3 x 4 SEPTIC TANK PUMP CHAMBER 13'r x 32'1 x 3'd I7 ADJUSTED WATERT I GHT AND WATER T/ GHT AND GROUNDWATER. EL- WATERTIGHT L FACTORY WATERPROOFED FACTORY WATERPROOFED i� OBSERVED GROUNDWATER. EL •2.7 6' CRUSHED STONE OR COMPACTED BASE PROFILE -'NOT TO SCALE BOUYANCY CALCULATIONS: SEPTIC TANK: DISPLACEMENT - (2.7-1.4) x 10.5 x 5.67 - 78 C.F. 78 C.F. x 62.4 W/C.F. - 4875#. H-10 TANK - 11480. OK PUMP CHAMBER: DISPLACEMENT - (2.7-1.1) x 8.5 x 4.83 - 66 C.F. 66 C.F. x 62.4 a/C.F. - 4I18W. H -IO TANK - 8240► F ---" .---TRANS 1.1 i/ TRANS 1.2 - TRANS 2-1 y P T TRANS 3-1BVW J O m ; TRANS 3-2 TRANS 3-5 v 10 �O 4 ' 28 00 GALLON TCB + y, PT/C TANK BVW + ICOR BULKHEAD - -a. /9 r 9Q BVW S TRANS 5.1 Tca 5 lop OF COgs, • BVW 6 -44 � B'+N,r Fo TCB 6 �F �T Fo . TCB a BVW 9 7 eVW to LEGEND covvLlNc 15 C8 CONCRETE BOUND WEEP WATER LINE O MERCURY FLOAT HOLE -G- GAS LINE SWITCHES CHECK OVER HEAD WIRES # VALVE -E- UNDERGROUND ELECTRIC LINE ALARM ON - UNDERGROUND TELEPHONE LINE - CTV- NMP ON Tl x-40.4 SPOT ELEVATION w PWP EXISTING CONTOUR 4x01 �__ _ P,OFF--- OFF-- NO GARBAGE GRINDER esuw OUT DIST. BOX: 8.0 PUMP DETA IL :mor To SCALE USING /000 GAL. PUMP CHAMBER WATERTIGHT AND WATERPROOF PVC OUTLET FACTORY INSTALLED RUBBER BOOTS C> O C K� Z a m L� O a RETAINING WALL. 2• HIGH - MAXIMUM CATCH BASIN ACCESS COVER MUST BE TO FINISH GRADE ACCESS COVERS MUST BE WITHIN 6.9 6' OF FINISH GRADE MIN 2' SCP UP < �'j s.9 EFFLUENT 5.85 F/L T£ 1.+ / c � , INSPECTION CLEAN SAND BACKFILL FIRST 2' TO 01IMPEPI 9•M/N COVER i16.7 ND AND 2' OVER CHAMBERS 8E LEVEL +•VENT OR TEE FILTER FABRIC CHARCOAL FILTER OVER UNIT ' MIN a.7 TOP OF WALL ORCED CONCRETE 'NING WALL 0 7.77AP FlL TER FABRIC 2'IN 3 OUTLET 12 CULTEC CONTACTOR +o Mu voLr D -BOX FIELD DRAIN C -4'S IN VAPOR BARRIER - 1500 GAL H -/O 1000 GAL H-10 8ED FORMATION. 3 x 4 SEPTIC TANK PUMP CHAMBER 13'r x 32'1 x 3'd I7 ADJUSTED WATERT I GHT AND WATER T/ GHT AND GROUNDWATER. EL- WATERTIGHT L FACTORY WATERPROOFED FACTORY WATERPROOFED i� OBSERVED GROUNDWATER. EL •2.7 6' CRUSHED STONE OR COMPACTED BASE PROFILE -'NOT TO SCALE BOUYANCY CALCULATIONS: SEPTIC TANK: DISPLACEMENT - (2.7-1.4) x 10.5 x 5.67 - 78 C.F. 78 C.F. x 62.4 W/C.F. - 4875#. H-10 TANK - 11480. OK PUMP CHAMBER: DISPLACEMENT - (2.7-1.1) x 8.5 x 4.83 - 66 C.F. 66 C.F. x 62.4 a/C.F. - 4I18W. H -IO TANK - 8240► F ---" .---TRANS 1.1 i/ TRANS 1.2 - TRANS 2-1 y P T TRANS 3-1BVW J O m ; TRANS 3-2 TRANS 3-5 v 10 �O 4 ' 28 00 GALLON TCB + y, PT/C TANK BVW + ICOR BULKHEAD - -a. /9 r 9Q BVW S TRANS 5.1 Tca 5 lop OF COgs, • BVW 6 -44 � B'+N,r Fo TCB 6 �F �T Fo . TCB a BVW 9 7 eVW to LEGEND 15 C8 CONCRETE BOUND -W- WATER LINE O HYDRANT -G- GAS LINE - OHW- OVER HEAD WIRES # LIGHT POST -E- UNDERGROUND ELECTRIC LINE -T- UNDERGROUND TELEPHONE LINE - CTV- UNDERGROUND CABLEVISION LINE x-40.4 SPOT ELEVATION _-.40 ....... EXISTING CONTOUR 4x01 PROPOSED CONTOUR INVERT ELEVATIONS: DESIGN CRITERIA: INVERT AT BUILDING: 6.4 DESIGN FLOW: INVERT IN SEPTIC TANK: 6.15 4 BEDROOMS AT 110 G.P.D. PER INVERT OUT SEPTIC TANK: 5.9 BEDROOM EOUALS 440 G.P.D. INVERT IN PUMP CHAMBER: 5.85 INVERT IN DIST. BOX: 8.17 NO GARBAGE GRINDER INVERT OUT DIST. BOX: 8.0 - SEPTIC TANK REOUIRED: INVERT IN LEACH CHAMBER:- 7.95 440 G.P.D. X 200x - 880 GAL. 8 BOTTOM OF LEACH CHAMBER: 7.7 SEPTIC TANK PROVIDED: 1500 GAL. MIN ADJUSTED GROUND WATER: OBSERVED GROUND WATER: 2.7 SOIL ABSORPTION SYSTEM REOUIRED: BOTTOM OF TEST HOLE •I: DESIGN PERC RATE ! 5 MIN/INCH SOIL TEXTURAL CLASS - I EFFLUENT LOADING RATE - 0.74 GPD/SF 440 GPD / 0.74 GPD/SF - 595 S.F. REOUIRED PROVIDED: 12 CULTEC CONTACTOR FIELD DRAIN C -4'S IN BED FORMATION, 96 LF a 6.7 SF/LF-643 SF x 0.74 GPD/SF-475 GPD i I WORK MUST i ORtiI TO ALL TOWPJ B S REGULWATE S YARMOU ATER DEPT l c: • f O.3 n +. / /z/zE Lz ' j jI/LeIL SEP T l C SYS TEM DES 1 GN 78 CROWF_S PURCHASE ROAD. MAP 23. PARCEL 224 WEST YARMOUTH MA. PREPARED F O R : .JOHN KANE 28 RIDGECREST CIRCLE. WESTFIELD. MA 0I085 SCALE': 1 " - 20' FEBRUARY 27. 2012 EAGLE SURVEYING, INC 923 Route 6A / =Rk Yarmouthport MA. 02675. �1 \(508) 362-8l32 I ( 508 432-5333 I