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HomeMy WebLinkAbout7 Leeward Run - Proposed Septic DesignTOP OF FOUNDATION ELEV. = 104.00 � 10.20 96.50 LEGEND: 10 FT. MINIMUM 4" CAST IRON PIPE (OR EQUAL) MINIMUM PITCH 1/4" PER FT. ELEV. = 93.80 ELEV. _ _93.52_ EXISTING SPOT ELEVATION x0.0 EXISTING CONTOUR----DO---- FINAL SPOT ELEVATION f 0.0 Tp FINAL CONTOUR SOIL TEST LOCATION UTILITY POLE `TJ.., TOWN WATER ®W�W CATCH BASIN fnA GAS LINEG CESSPOOL CP CLEANOUT. -d C,O. 20 FT. 10 FT. MINIMUM CONCRETE COVERS M CELLAR OR. CRAWL SPACE 4" SCHEDULE 40 PVC PIPE MIN. PITCH 1/8" PER FT. 1 l f� ELEV. _ _93.277 /J d�L BAFFLE VV ELEV. 93.07 J6' SUMP LELEV. B DISTRIBUTION ELEV. _ (TO BE PLACED ON FIRM BASE) BOX-22.$Q_J TO BE WATER TESTED 1500 GALLON IF MORE THAN ONE OUTLET SEPTIC TANK (TO BE PLACED ON FIRM BASE) 3/4" TO 1 1/2" CLEAN DOUBLE WASHED STONE FREE OF FINES k SILT SEWAGE DISPOSAL SYSTEM PROFILE NOT TO SCALE - CLEAN SAND INSPECTION PORT LOAM AN) SEED 2 -LAYER OF 1/8" TO 1/2" MAX. WASHED STONE PNVEONTTREOUIRED 94.15 MN. 93.40 ELEV. ° ELEV. 92.074 ° 92 07 °°°14I°°e°° ° °° ° .9 o 0 0 o EEV. 0 L NER SOIL TEST DATE OF SOIL TEST NOVEMBER 29y 2004 SOIL TEST DONE BY SWE T ER ENGINEERING WITNESSED BY MJF-_A_HERT`[____� ossmvATtO�,4 HOLE 1 ELEV. 105.50 03SMVA110N HOLE 2 ELEV.=_96.20 PERCOLATION RATE _< 2_ MIN./INCH AT �66 _ INCHES PERCOLATION RATL<_2�_ MIN./INCH IN C HORIZON DEPTH HORIZ I TEXTURE COLOR MOTT. OTHER 0-9 A LOAMY SAND 10YR5/1 NO ROOTS 9-18 8 LOAMY SAND 10YR5/6 ROOTS 18-120 C MEDIUM SAND 2.5Y8/2 18-120 l 4 ) HIGH CAPACITY INRL IRA TORS W'IH STONE Z NO WATER ENCOUNTERED AT -_120= ELEV. q5 -9 IN A 10,- 37 X 24 " TRENCH FORVARON •70 90.00 ELEV. _ SOIL ABSORPTION SYSTEM (SAS) WELL NIA ZONE INDEX USGS PROBABLE WATER TABLE ELEV. _ ADJUST OBSERVED WATER TABLE ( / / ) ELEV. BOTTOM OF TEST HOLE ELEV. _� 95.3 r� Rt1N Aga 96)A Qs ,Go i 31.8 " 3 1500 GALLON SEPTIC TANK D. BOX RESERVE SAS DRIVE it �. DEPTH HORIZ TEXTURE COLOR MOTT. OTHER 0-9 A LOAMY SAND 10YR5/1 NO ROOTS 9-18 B LOAMY SAND 10YR5/6 ROOTS 18-120 C MEDIUM SAND 2.5Y8/2 NO WATER ENCOUNTERED AT _120" ELEV. = __M2Q_ DESIGN CALCULATIONS NUMBER OF BEDROOMS 3 _ GARBAGE DISPOSAL UNIT NQ - TOTAL ESTIMATED FLOW OL/R/D 3BR) /DAY REQUIRED NK CAPACITY _ Q_ GAL. ACTUAL SIZE OF SEPTIC TANK _1500 GAL. SOIL CLASSIFICATION DESIGN PERCOLATION RATE <_5_ MIN./IN. EFFLUENT LOADING RATE DJ4- GAL./DAY/S.F. LEACHING AREA 480_00 S0. FT. (10X30)+(40%2X2) LEACHING CAPACITY (AREA X RATE) 344•-44 GAL./DAY 460.00 X 0.74 RESERVE LEACHING CAPACITY 3-44,44 GAL./DAY NOTES: 1. ALL WORKMANSHIP AND MATERIALS SHALL CONFORM TO D.E.P. TITLE 5 AND THE TOWN'S RULES AND REGULATIONS FOR THE SUBSURFACE DISPOSAL OF SEWAGE. 2. ALL COVERS TO SANITARY UNITS SHALL BE BROUGHT TO WITHIN 6" OF FINISHED GRADE. 3. ALL COMPONENTS OF THE SANITARY SYSTEM SHALL BE CAPABLE OF 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. 4, ANY MASONRY UNITS USED TO BRING COVERS TO GRADE SHALL BE MORTARED IN PLACE. .,. 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 SHOWN ARE APPROXIMATE ONLY, EXCAVATION CONTRACTOR IS TO CALL "DIG -SAFE" AT 1-888-344-7233 AT LEAST 72 HOURS PRIOR TO COMMENCING WORK ON SITE. 7. CONTRACTOR IS TO VERIFY GRADES AND ELEVATIONS AS WELL AS SITE CONDITIONS PRIOR TO COMMENCING WORK ON SITE. ANY VARIATION IS TO BE BROUGHT TO THE A77ENTION OF THE DESIGN ENGINEER IMMEDIATELY. 8. PARCEL IS IN FLOOD ZONE 9. LOT IS SHOWN ON ASSESSORS MAP @1-__ AS PARCEL -.1.W_ 10. THE 5' OF SUITABLE MATERIAL UNDER THE SOIL ABSORPTION SYSTEM IS TO BE VERIFIED AT THE TIME OF INSTALLATION. 11. ALL UNSUITABLE MATERIAL SHALL BE REMOVED FROM UNDER AND FOR A MINIMUM OF 5' AROUND SOIL ABSORPTION SYSTEM AND BE REPLACED WITH SAND AS SPECIFIED IN 310 CMR 15.255:(3). APPROVED: BOARD OF HEALTH DATE AGENT 02004 Fgjs lFpi y�0 � ` � �. �o HIGH BANK,o\ Z ��y r / BASS i RIVER PROPOSED SEPTIC DESIGN FOR DUBLIN CONSTRUCTION LQG. 7 LEETdARD RUN, LOT 37 SOUTH YARMOUTH, MASS. Si'�E M? EMGIN=, vTG 235 GREAT WESTERN ROAD 508- OBOX7I SOUTH D MASS.398-3922 02660 DATE DEC. 6, 2004 SCALE 1 n = 20' C 2 �1 JOB N0. 6093-00 t- REVISED ! Z / � j J LOCATION MAP REVISED SHEET 1 OF 1 02004