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HomeMy WebLinkAbout9-11 Doncaster Way Proposed Septic DesignCOVu;L MANHOLE z COVER i 4.51 > ° 97.83 ° m C 96.841 4' CAST IRON PiMUM AB ELEV. _IPE s- -- ° (OR EQUAL) MIN 22 LEVOEL = PITCH 1/4 PER FT. L 18 ° - e - ELEV. _ 98.50 - ELEV. _ 6" SU P ELEV. FLOW LINE _2�� 1 f�1BU'llON ELEV. _ ALARM ON ELEV. _ 95 5f 10 12 HIGH CAPACITY INFILTRATORS -fMIN. 3/8" DRILL BOX -17.30 PUMP ON GAS HOLE WITH STONE INA = 5.05 ECFV 9475 BAF FtF TO BE WATER TESTED 11> X 4' X 10° TRENCH FORMATION ELEV. _ 94.50 (TO BE PLACED ON FIRM BASE) SOIL ABSORPTIO'� n LL MIW 2>3 PUMP OFF _ _ 98.25 I I .. 0-26 26-126 i CHECK 3/4" TO 1 1/2" WASHED STONE A + SYSTEM {SHS, ZONE 8 NDEX 8.4 8/QS) ACTUAL SIZE OF SEPTIC TANK GAL SOIL SOIL TEST LIQUID 4° SCHEDULE 40 PVC PIPE MIN. PITCH 1/8- PER FT. CLEAN SAND INSPECTION PORT DATE OF SOIL TEST AUGUST 24. 2005 ENGINEERING ----�^ -�'�- 20 FT. hdlFnrdUM FRC:M CELLAR LEACHING CAPACITY (AREA X RATE) 890,$2 GAL/DAY 2 LAYER OF SOIL TEST DONE BY 5WEETSER TOP OF FOUNDATION 10 FT. .,INIMIJI.S FfCe ��n Ciz< CRAWL SPACE ADJUST 2.7 1/8' TO 1/2" WITNESSED BY ._A, VON HONE - 100.00 -. 10 FT. MINIMUM ELEV. _ - -. p:i<<';jUr.E PIPE , � P_; �IIIIMUM ELEY. _ 100.83 M WaShEO StONE :VENT rUMP SWITCHES DETAIL - O8SMAMON HOLE ELEV 97.75 - (ASSUMED) _ COII':'i., . 9J.�0 `.�o_Lz f.ilN. 57 PERCOLATION RATE � 2 MIN./INCH AT __ INCHES COVu;L MANHOLE z COVER i 4.51 > ° 97.83 ° m C 96.841 4' CAST IRON PiMUM AB ELEV. _IPE s- -- ° (OR EQUAL) MIN 22 LEVOEL = PITCH 1/4 PER FT. L 18 ° - e - ELEV. _ 98.50 - ELEV. _ 6" SU P ELEV. FLOW LINE _2�� 1 f�1BU'llON ELEV. _ ALARM ON ELEV. _ 95 5f 10 12 HIGH CAPACITY INFILTRATORS -fMIN. 3/8" DRILL BOX -17.30 PUMP ON GAS HOLE WITH STONE INA = 5.05 ECFV 9475 BAF FtF TO BE WATER TESTED 11> X 4' X 10° TRENCH FORMATION ELEV. _ 94.50 (TO BE PLACED ON FIRM BASE) SOIL ABSORPTIO'� n LL MIW 2>3 PUMP OFF • 98.15 104_47 '00 HORIZ I 98.25 I MOTT. .. 0-26 26-126 i CHECK 3/4" TO 1 1/2" WASHED STONE A + SYSTEM {SHS, ZONE 8 NDEX 8.4 8/QS) ACTUAL SIZE OF SEPTIC TANK GAL SOIL c\ LIQUID OUTLET LEACHING AREA 98.13 98.39 ----�^ -�'�- r - LEACHING CAPACITY (AREA X RATE) 890,$2 GAL/DAY VALVE SEPTIC TANK 13. AN ELECTRIC PERMIT IS _REQUIRED TO WIRE PUMP AND ALARM. ADJUST 2.7 14. ALL UNSUITABLE MATERIAL SHALL BE REMOVED FROM UNDER AND D. FOR A MINIMUM OF 5' AROUND SOIL ABSORPTION SYSTEM AND BE REPLACED WITH MATERIAL AS SPECIFIED IN 310 CMR 15,255:(3). BOX 14 INCHES 19 INCHES ti (TO BE PLACED ON FIRM BASE) MYERS SRM 4 2BDDr{��+ry�: GALLON PUMP 0.4 HP (MAX.) USGS PROBABLE WATER TABLE ELEV. _ _kL45_ ti - \r9BJ` • 9E 4. FEET 5 FEET LEGEND:,'. 6 FEET 7 FEET 24 INCHES 24 INCHES SEPTIC C i AIV Iti CHAMBER (� EQUAL) . OBSERVED WATER TABLE (8/24/05) ELEV. _ EB.ZS - 8 FEET 34 INCHES (1500 GST) BOTTOM OF TEST HOLE ELEV. - AL25_ FINAL CONTOUR 0 PUMP CHAMBER CA 97.3 97.'. ELEV. AT INVERT INLET �9A40 X97, SEWAGE DISPOSAL i SYSI�t>1 �j ELEV. AT PMONN F-ROFILE ELEV. AT PUMP 91_,90 91_74 91_23 REQUIRED FLOW PER CYCLE :25 X HiQ �fl2�` GAL/CY VOLUME PER CYCLE X92-5 GAL/CYCLE ' 2? Z4 CU. FT./CYCLE NOT TO SCALE ELEV. AT PUMP OFF -80 VOLUME OF WATER IN PIPE 3.14 X 0.00694 X - F7. Q 0. CU. FT. , CLEANOUT C.0. BOTTOM OF INSIDE PUMP CHAMBER BOTTOM OF OUTSIDE PUMP CHAMBER � A -l5 TOTAL MINIMUM VOLUME PER CYCLE 2a-24 CU. FT. DISCHARGE 26,24 CU. FT, / 51.67 CU.FT./FT. _ 0.51 FT. (1500 G.S.T.) STORAGE CAPACITY (510- GAL./DAY /7.48 GAL.%CU.F7./51.67 CU.FT./FT. = 1 99 FT. 1.99 REQUIRED _2.50_ PROVIDED • 98.15 104_47 '00 %0 DEPTH HORIZ I 98.25 ,S�T�1 t158 0G1l MOTT. .. 0-26 26-126 i FILL MEDIUM SAND 2.5YB/2 NO ACTUAL SIZE OF SEPTIC TANK GAL SOIL c\ EFFLUENT LOADING RATE 4. SQAL./DAY/S.F, TEST LEACHING AREA 98.13 98.39 (i/X84)+(95X2X10/12) 1500 GALLON LEACHING CAPACITY (AREA X RATE) 890,$2 GAL/DAY 108233 X 0 74 SEPTIC TANK 13. AN ELECTRIC PERMIT IS _REQUIRED TO WIRE PUMP AND ALARM. 14. ALL UNSUITABLE MATERIAL SHALL BE REMOVED FROM UNDER AND D. FOR A MINIMUM OF 5' AROUND SOIL ABSORPTION SYSTEM AND BE REPLACED WITH MATERIAL AS SPECIFIED IN 310 CMR 15,255:(3). BOX 15. SEPTIC TANK AND PUMP CHAMBER ARE TO BE WATERPROOFED AT ti r THE MANUFACTURER. 16. EXISTING SEPTICS ARE TO HE PUMPED ANO'REMOVED, ti - \r9BJ` • 9E '( N APPROVED: BO D OF HEALTH LEGEND:,'. EXISTING SPOT ELEVATION - 00,0 EXISTING CONTOUR----00---- FINAL SPOT ELEVATION FINAL CONTOUR 0 SOIL`TEST LOCATION 97.3 97.'. UTILITY POLE p X97, TOWN WATER --W�W CATCH BASIN GAS LINE -G- G CESSPOOL OCP CESSPOOL , CLEANOUT C.0. %0 DEPTH HORIZ I TEXTURE COLOR MOTT. OTHER 0-26 26-126 C FILL MEDIUM SAND 2.5YB/2 NO WATER ENCOUNTERED AT IDR" ELEV. _ AR 74 DESIGN CALCULATIONS NUMBER OF BEDROOMS - GARBAGE DISPOSAL UNIT �a TOTAL ESTIMATED FLOW _ /DAY 110 � REQUIRED ED SEPNK CAPACITY' IW- GAL ACTUAL SIZE OF SEPTIC TANK GAL SOIL CLASSIFICATION �- DESIGN PERCOLATION RATE < a'- MIN./IN. EFFLUENT LOADING RATE 4. SQAL./DAY/S.F, LEACHING AREA (i/X84)+(95X2X10/12) LEACHING CAPACITY (AREA X RATE) 890,$2 GAL/DAY 108233 X 0 74 BUOYANCY CALCULATIONS: RESERVE LEACHING CAPACITY X4482 GAL/DAY 108.05A 2000 GALLON SEPTIC TANK (H-10) 1500 GALLON PUMP CHAMBER (H-10) ° 108.ONIEIGHT OF WATER DISPLACED WEIGHT OF WA R OISPLAC 120x6.5x(91.45-90.25)x625 5850 LBS. 10. 91.45- 4838 LBS NOTES: 1. ALL WORKMANSHIP AND MATERIALS SHALL CONFORM 70 D.E.P. WEIGHT OF, TANK PER MANUFACTURER 14160 LBS. WEIGHT OF TANK PER MANUFACTURER 11480 LBS. WEIGHT OF CONCRETE WEIGHT OF WATER IN SUMP TITLE 5 AND THE TOWN'S RULES AND REGULATIONS FOR THE SUBSURFACE DISPOSAL OF SEWAGE. ,EXCESS WEIGHT TO OFFSET FLOTATION WEIGHT OF CONCRETE 2. ALL COVERS TO SANITARY UNITS SHALL BE BROUGHT TO 310 1E5. WTHfN 6" OF FINISHED GRADE. APABLE OF 104.77 14160 - 5850 8 EXCESS WEIGHT TO OFFSET FLOTATION 3. ALL COMPONENTS OF THE SANITARY SYSTEM SHALL BE C 1 , 11480 -4838 6,642 LBS WITHSTANDING H-10 LOADING UNLESS THEY ARE UNDER OR WITHIN 10 FT. OF DRIVES OR PARKING AREAS. H-20 LOADING SHALL BE USED UNDER OR WITHIN 10 FT. OF DRIVES OR PARKING AREAS. 1 y \01.55 ( f� 11 �J�a Ltt99.82 N 7.95 t 1 1 i )7. } 898190 9E.10� 7.03 � 97.75 7! 9 .74 ! 97.52 * 97.40 9726 WORK 4. ANY MASONARY UNITS USED TO BRING COVERS TO GRADE SHALL BE MORTARED IN PLACE. 5. NO DETERMINATION HAS BEEN MADE AS TO COMPLIANCE WITH DEEDED OR ZONING REGULATIONS. OWNER / APPLICANT IS TO OBTAIN SUCH DETERMINATION FROM APPROPRIATE AUTHORITY. 6 UTILITIES ARE 0XIMATE 1-888-3441-7233CAVATION AT LEAST72CONTRACTOR IS TO CALL" DIG SAFE" AT 2 HOURS PRIOR TO COMMENCING WORK ON SITE. =7. CONTRACTOR IS TO VERIFY GRADES AND ELEVATIONS AS WELL AS rT yj ;$ r 0 SITE CONDITIONS PRIOR TO COMMENCING WORK ON SITE. ANY VARIATION S LU IS TO BE BROUGHT TO THE ATTENTION OF THE DESIGN ENGINEER rr IMMEDIATELY. 8. PARCEL IS IN FLOOD ZONE 9. LOT IS SHOWN ON ASSESSORS MAP 39_ AS PARCEL X19 Q 10, PUMP AND ALARM ARE TO BE ON SEPERATE CIRCUITS. o u 11. ALARM IS TO BE BOTH AUDIO AND VISUAL 7 12. A ZABEL A1800 FILTER IS TO BE INSTALLED. 13. AN ELECTRIC PERMIT IS _REQUIRED TO WIRE PUMP AND ALARM. 14. ALL UNSUITABLE MATERIAL SHALL BE REMOVED FROM UNDER AND FOR A MINIMUM OF 5' AROUND SOIL ABSORPTION SYSTEM AND BE REPLACED WITH MATERIAL AS SPECIFIED IN 310 CMR 15,255:(3). 15. SEPTIC TANK AND PUMP CHAMBER ARE TO BE WATERPROOFED AT r THE MANUFACTURER. 16. EXISTING SEPTICS ARE TO HE PUMPED ANO'REMOVED, '( N APPROVED: BO D OF HEALTH 'O �G1 >L iD \35 v r Z ~� r N V t -1i* Loc P ROUTE 28