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HomeMy WebLinkAboutEngineered Plan - 2018LOCUS MAP GENERA L NO TES : I. THIS PLAN IS FOR THE DESIGN AND CONSTRUCTION OF THE SEWAGE DISPOSAL SYSTEM ONLY. 2. VERTICAL DATUM IS NAVD 88. FOR BENCH MARKS SET. SEE SITE PLAN. J. ALL CONSTRUCTION METHODS AND MA TER I AL S AND MAINTENANCE OF THE SEPTIC SYSTEM SHALL CONFORM TO MASS. D.E.P. TITLE 5 AND LOCAL BOARD OF HEALTH REGULA T I ONS . 4. ALL SEPTIC SYSTEM COMPONENTS L DCA TED UNDER AREAS SUBJECT TO VEHICULAR TRAFFIC OR GREATER THAN 3' IN DEPTH SHALL BE CAPABLE OF WITH- STANDING ITH- STANDING H-20 WHEEL LOADS. 5. ALL SEWER PIPE SHALL BE SCHEDULE 40 OR APPROVED EQUAL. 6. SEPTIC TANK, PUMP CHAMBER AND D -BOX SHALL BE REINFORCED PRECAST CONCRETE. WATERTIGHT AND WATERPROOF, 0 -BOX SHALL BE WATER TESTED TO CHECK FOR LEVEL WHEN THERE 15 MORE THAN ONE OUTLET. 7. BEFORE CONSTRUCTION CALL "DIG- SAFE " . 1 -888 -DIG -SAFE AND THE LOCAL WATER DEPT. FOR L OCA T I ON OF UNDERGROUND UTILITIES. 8. EXISTING LEACH PIT TO BE PUMPED DRY AND BACKFILLED. 9. ALL UNSUITABLE MATERIAL (A A 8 HORIZONS) ENCOUNTERED BELOW THE INVERT OF THE LEACHING FACI L I TY TO BE REMOVED FOR A DISTANCE OF S' AROUND AND REPLACED WITH SAND IN ACCORDANCE WI TH TITLE 5. /0. 1 NVER T A T THE DWEL L l NG TO BE REL OCA TED TO THE LOCATION AND ELEVATION SHOWN. l I . WHERE THE WATER AND SEWER LINE CROSS. THE SEWER LINE IS TO BE SLEEVED WITH A LARGER DIAMETER PIPE FOR l0' EITHER SIDE AND SEALED ON THE ENDS. 01 PUMP SYSTEM NO TES : 1. PUMP TO BE MYERS RESIDENTIAL SEWAGE PUMP MODEL SRM4 `/" 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 MANUFACTURER'S SPECIFICATIONS AND TITLE V REGULATIONS. PUMP DISCHARGE SHALL BE 2 INCHES. PUMP SHOULD BE ABLE TO BE DISCONNECTED AND LIFTED OUT OF THE PUMP CHAMBER WITHOUT HAVING TO ENTER THE PUMP CHAMBER. 4. THE ALARM SHALL START AT THE ELEVATION SHOWN AND BE POWERED BY A CIRCUIT SEPARATE FROM THE PUMP POWER. S. AN ELECTRICAL PERMIT MUST BE OBTAINED FOR THIS INSTALLATION. i I I I 1 30, OrAnr� M!NlMUN _.I GATE VALVE N '. wicouPtrN 2` 1 3/S •NEEP FLOAT SWITCHES HOLE CHECK ALARM ON - - VALVE i PUMP ON PUMP OFF -$1 AW _ PUMP 611, imp I PUMP DETA l L :NOT TO SCALE USING 1000 GAL. PUMP CHAMBER WATERTIGHT AND WATERPROOF OUTLET 7.24 STOCKADE /S,8 / / / SOIL REMOVAL l OSI SEE NOTE 9. \ o \ y 9 \ y \ lMSP r s :•TPai'' "�' 4• DIA14 INSPECTION PORT ACCESS COVER MUST BE FIRST 2' TO 9' MINIMUM COVER TO FINISH GRADE BE LEVEL 4" PERF PIPE 4'VENT WITH ACCESS COVERS MUST BE WITHIN RUBBER BOOTS TEE CHARCOAL F I L TER MIN. 2' OFPEASTONE 6" OF FINISH GRADE ON ALL TANK INLET 9.6 MIN 2�----y IB' MIN AND OUTLETS 8.8 ! 0.5x TOP -9.0 I 8.57mo�o�o��� o 0o a o s s 5.5 5.2 2" SCH 40 PVC %0 8.44 4• SOLID PIPE 40 MILL POLY I )IAM PIPE SLOPE 8.3 3/4' - 1 1/2" DIAY 8.1 VAPOR BARRIER DOUBLE WASHED STONE 5.34.05 3 OUTLET 7' 6 BOTTOM -6.0 I tl EFFLUENT D -BOX 4.3 FILTER 3.95 H-20 -0.5 -0.8 OBSERVED Bos �oc�8 GROUNDWATER. EL -2.6 1500 GAL H-20 1000 GAL H-20 SEPTIC TANK PUMP CHAMBER 20'x 25' LEACH FIELD WATERTIGHT AND WATERTIGHT AND FACTORY WATERPROOFED FACTORY WATERPROOFED 1 6" CRUSHED STONE OR i COMPACTED BASE t PROF I L E: NOT TO SCALE BOUYANCY CALCULATIONS: SEPTIC TANK: DISPLACEMENT - (2.6+0.5) x 11 x 6.17 - 210 C.F. 2/0 C.F. x 62.4 #/C.F. - 13128#. H-20 TANK - 2/230# OK PUMP CHAMBER: DISPLACEMENT - (2.6+0.8) x 9 x 5.25 - 161 C.F. 161 C.F. x 62.4 #/C.F. - 10025#. H-20 TANK - 14500# OK 6. 6 7 6 WVD V 48 '.t a' "�•_ E 1PA4k11VG 40 MILL POLY E4SEMENT VAPOR BARRIER 102•*` ' r I 7.1 N LAWN PUMP CHAMBER D -BOX INSP 9 6.7 J D'� 6.4 � 1500 GALLON GRAVEL ORhVE SHELL SEPTIC TANK 6.7 c PARKING / Z' S 80°2S IQ LAWN SEE NOTE 1 / .10 / �•' 11 I I I / B' 6 0 ` AREA -24.1944 , S. F. IQ SPaiL \c UP 45128A / h PAVED c -� 6- _ 1' ' 4M CORNER TOR 1 STEP. EL -7.4. NAVD $8 o I I 1 *1,74 � I 1 Stipp EXISI TING BEDROOV I 4 SEPTIC SYSTEM LLVING BEDROO,W 1 c � PORCH 1 �P W �'` \ �' BATy Kt lCHEiV LALNV G / STOCKADE FENCE S 83°45 '45 'E 108' /6OCKADC A_njCE / SIS A N P 0 ND (TIDAL) L EGEND 13 CB CONCRETE BOUND ---W WATER L I NE 4 HYDRANT --G GAS LINE OHW-- OVER HEAD WIRES 8.4 LIGHT POST --f -- UNDERGROUND ELECTRIC LINE --T-- UNDERGROUND TELEPHONE LINE -- CTV-- UNDERGROUND CABLEV I S I ON LINE -I- 40.4 SPOT ELEVATION .....,..40 ....... EXISTING CONTOUR n PROPOSED CONTOUR INVERT ELEVATIONS: INVERT AT BUILDING: 5.3 INVERT IN SEPTIC TANK: 4.3 INVERT OUT SEPTIC TANK: 4.05 INVERT IN PUMP CHAMBER: 3.95 INVERT IN DIST. BOX: 8.57 INVERT OUT DIST. BOX. 8.4 INVERT IN LEACH FIELD: 8.3 INVERT END LEACH FIELD: 8.1 BOTTOM LEACH FIELD: 7.6 ADJUSTED GROUND WATER: 2.6 OBSERVED GROUND WATER: 1.7 BOTTOM OF TEST HOLE #-/: 0.0 INDEX WELL M1W 29. ZONE A NOV 06 READING -8.5 ' , ADJ- I.9 ' USE 0.9 ' ADJUS TMENT FOR DES i GN MARCH 20/8 READING -5.5'. ADJ-0.0' DESIGN CRITERIA: 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 20OX - 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: 20'x 25' LEACH FIELD. 6"DEEP A -500 S.F. x 0.74 - 370 GPD SOIL TEST PIT DATA® INDICATES INDICATES PERCOLATION = OBSERVED TEST - GROUNDWATER TP #/ TP #2 O. HORIZON TEXTURE COLOR 6.4 0" HORIZON TEXTURE COLOR 6.6 A LOAMY IOYR A LOAMY IOYR SAND 2/2 SAND 2/2 9" -------------------- 5.6 /0" -------------------- 5.8 ( B LOAMY 5YR B LOAMY 5YR SAND3/4 ------ ------- -------SAND3/4 ------- 20" 4.7 24' 4.6 C / MEDIUM IOYR C r MEDIUM IOYR SAND 6/8 SAND 6/8 36" 56" I.7 18" 2.6 I 76' 0.0 54* 2.1 i DATE: NOVEMBER 15. 2006 DATE: APRIL 12. 2018 TEST BY: STEPHEN HAAS TEST BY: STEPHEN HAAS I WITNESSED BY: PHIL RENAUD WITNESSED BY: AMY VONHONE PERC RATE: ( 2 MIN/INCH PERC RATE: ( 2 MIN/INCH CONSER VA TION NO TES : I. THE WORK L 1141 T SHOWN SHALL BE FITTED WITH A SILT FENCE AS REQUIRED BY THE CONSERVATION COMMISSION. THE FENCED WORK LIMIT SHALL CONSIST OF A CONTINUOUS. STAKED. DUG -IN FABRIC SILT FENCE. THE FENCE SHALL REMAIN IN PLACE UNTIL THE DISTURBED GROUND IS S TAB I L I ZED COMPLETELY. PROVIDE AL TERNA TE SILT FENCE SUCH AS STAKED STRAWBALES IF NEEDED AS DIRECTED BY THE CONSERVATION COMMISSION. 2. NO CONSTRUCTION RELATED ACTIVITY SHALL OCCUR ON THE WETLAND SIDE OF THE WORK LIMIT. 3. INITIAL SOIL STABILIZATION WITHIN THE WORK LIM1T SHALL BE ACCOMPL I SHED BY APPL I CAT ION OF MUL CH AND/OR LOAM AND SEED WEATHER PERMITTING. it ,I I i Yarmouth Health Department Y iJ ' c p % 9 'Name Date C n r ERT I C SYSTE7M DES / ON 1 76 F� W l NSLOW GRAY ROAD MAP 40. PARCEL 7 / WEST YARMOUTH > j PREPARED FOR: THOMAS R UHA N l l 6 DO l RE ROAD. CUMBERLAND R l 0286-4 SCALE / - 20' APR / L 16 2018 STEPHEN A. HAAS ENGINEERING P. O. Bo x 16 1 t i1=� South Dann i s MA 02660 /I\� ( 508) 362-8132 JOB NO: 06-123