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HomeMy WebLinkAbout83-1832 - Proposed Septic DesignTOP OF FOUNDATION ELEV. = 21_00 --, (NGVD) SLAB ELEV. = 5 FEE1 6 FEEI 7 FEE1 8 FEE1 MMCHMMM TOP OF FOUNDATION ELEV. = -1-8--7-0-- (N G VD 8.70-(NGVD) um 10 FT. MINIMUM 4" CAST IRON PIPE (OR EQUAL) MINIMUM PITCH 1/4" PER FT. ELEV. = _17.20 _ ELEV. = _16•ZL 19 IN 24 IN 29 IN 34 IN LEGEND: EXISTING SPOT ELEVATION.0 EXISTING CONTOUR ----00- FINAL SPOT ELEVATION 0.0 FINAL CONTOUR 00 SOIL TEST LOCATION 9 UTILITY POLE -4 TOWN WATER -W-- CATCH BASIN t®i GAS LINE CLEAN OUT C� CESSPOOL C.P. O 'T. MINIMUM FROM CELLAR OR CRAWL SPACE 10 FT. MINIMUM FROM SLAB CLEAN SAND CONCRETE INSPEC COVERS 4" SCHEDULE 40 PVC PIPE 7 MIN. PITCH 1/8" PER FT. FLOW LINE 10" -T-iMIN. 16.52_ 2.0" MIN. = LEVEL BAFFLE ELEV. = 16_07_ 6" SUMP ELEV. = 15_90 DISTRIBUTION ELEV. _ (TO BE PLACED ON FIRM BASE) BOX (H-20) 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 J DOUBLE WASHED STONE FREE OF FINES & SILT SEWAGE DISPOSAL SYSTEM PROFILE NOT TO SCALE 1 1 1 1 ✓T8.4/ / 18.4 f\ • 18.23 18.4 MAX. DN PORT LOAM AND SEED 2" LAYER OF 1/8" TO 1/2" WASHED STONE OR FILTER FABRIC 17.15 MIN. REQUIRED r z �[ m z 0 10 101 ELEV. = 15.07 SOIL TEST DATE OF SOIL TEST JUNE 25 2008 SOIL TEST DONE BY SWEETSER ENGINEERING WITNESSED BY A. -VON HONE OBSERVATION HOLE 1 ELEV.= 18.5 PERCOLATION RATE _ < 2 MIN./INCH AT _ZZ_ INCHES DEPTH HORIZ TEXTURE COLOR 4 HIGH CAPACITY INFILTRATORS WITH 0-19 7,07 STONE IN AN NO ROOTS 19-28 A LOAMY SAND z RESERVE WOULD BE 5.90' 11' X 36' X 100 TRENCH FORMATION LOAMY SAND ABOVE AS IS 2' DEEP SOIL ABSORPTION 39-126" Cl WELL N A 2.5Y7/4 ZONE SYSTEM (SAS) INDEX H-20 ADJUST 3. ALL COMPONENTS OF THE SANITARY SYSTEM SHALL BE CAPABLE OF USGS PROBABLE WATER TABLE ELEV. _ OBSERVED WATER TABLE (MHW) ELEV. = 111 BOTTOM OF TEST HOLE ELEV. = DESIGN PERCOLATION RATE SOIL TEST DATE OF SOIL TEST JUNE 25 2008 SOIL TEST DONE BY SWEETSER ENGINEERING WITNESSED BY A. -VON HONE OBSERVATION HOLE 1 ELEV.= 18.5 PERCOLATION RATE _ < 2 MIN./INCH AT _ZZ_ INCHES DEPTH HORIZ TEXTURE COLOR MOTT. OTHER 0-19 FILL ELEV.=- NO ROOTS 19-28 A LOAMY SAND 15-22 A IOYR2/2 28-39 B LOAMY SAND 10YR6/8 22-37 B 39-126" Cl MEDIUM SAND 2.5Y7/4 GAL. NO WATER ENCOUNTERED AT 126- ELEV. = 8.0 OBSERVATION HOLE 2 ELEV.=- 18.5 mZI DEPTH HORIZ TEXTURE COLOR MOTT. OTHER 0-15 FILL NO ROOTS 15-22 A LOAMY SAND 10YR2/2 THE SUBSURFACE DISPOSAL OF SEWAGE. ( 110 GAL/BR./bAY X_ BR.) 22-37 B LOAMY SAND IOYR6/8 REQUIRED SEPTIC TANK CAPACITY GAL. 37-126" Cl MEDIUM SAND 2.5Y7/4 __60Q_ GAL. 3. NO WATER ENCOUNTERED AT __126'_ ELEV. = __L0__ DESIGN CALCULATIONS \ NOTES: NUMBER OF BEDROOMS 3 1. ALL WORKMANSHIP AND MATERIALS SHALL CONFORM TO D.E.P. GARBAGE DISPOSAL UNIT TITLE 5 AND THE TOWN'S RULES AND REGULATIONS FOR TOTAL ESTIMATED FLOW _�6 THE SUBSURFACE DISPOSAL OF SEWAGE. ( 110 GAL/BR./bAY X_ BR.) HiQ- GAL./DAY 2. ALL COVERS TO SANITARY UNITS SHALL BE BROUGHT TO REQUIRED SEPTIC TANK CAPACITY GAL. WITHIN 6" OF FINISHED GRADE. ACTUAL SIZE OF SEPTIC TANK __60Q_ GAL. 3. ALL COMPONENTS OF THE SANITARY SYSTEM SHALL BE CAPABLE OF SOIL CLASSIFICATION _1500 WITHSTANDING H-10 LOADING UNLESS THEY ARE UNDER OR WITHIN. DESIGN PERCOLATION RATE <_,')MINJIN. 10 FT. OF DRIVES OR PARKING AREAS. H-20 LOADING SHALL BE EFFLUENT LOADING RATE 4,74- GAL./DAY/S.F. USED UNDER OR WITHIN 10 FT. OF DRIVES OR PARKING AREAS. LEACHING AREA 474.33 SQ. FT. 4. ANY MASONARY UNITS USED TO BRING COVERS TO GRADE SHALL (11X36)+(47X2X10/12) BE MORTARED IN PLACE. LEACHING CAPACITY (AREA X RATE) 3 *b4Q GAL./DAY 5.NO DETERMINATION HAS BEEN MADE AS TO COMPUANCE WITH 474.33 X 0.74 DEEDED OR ZONING REGULATIONS. OWNER / APPLICANT IS TO RESERVE LEACHING CAPACITY NONE_ GAL./DAY 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 ATTENTION OF THE DESIGN ENGINEER IMMEDIATELY. 8. PARCEL IS IN FLOOD ZONES A5 C 9. LOT IS SHOWN ON ASSESSORS MAP AS PARCEL - 10. ALL UNSUITABLE MATERIAL SHALL BE REMOVED FROM UNDER AND - FOR A M-NIMUM 0r 5' AROUND SO'L ABSORPTION SYSTEM AND BE REPLACED W,TH MATERIAL AS SPECIFIED IN 310 CMR 15.255:(3). 11. THE INSTALLER IS TO GIVE THE ENGINEER A MINIMUM OF 48 HOURS (2 WORKING DAYS) NO -ICE FOR 71..E FINAL INSPECTION (NUMBER BELOW). 12. EXISTING DWELLING, FOUNDATION, SEPTICS, AND UTILITIES ARE TO BE REMOVED TO AN APPROVED SITE AND BE REPLACED WITH NEW. 13. ALL DISTURBED AREAS ARE TO BE STABILIZED AND REVEGETATED. 14. THERE ARE TO BE INSTALLED GUTTERS, DOWNSPOUTS AND DRYWELLS. '!per 15. THERE IS TO BE A SILTFENCE WORKLIMIT INSTALLED AND MAINTAINED UNTIL THE CONSERVATION AGENT APPROVES OF ITS REMOVAL. 7-,79.90 uOO z \ 10 ip.90 APPROVED: BOARD OF HEALTH DATE AGENT DATE �lo SWEETSER ENGINEERING SOUTH YARMOUTH, MA ROUTE 6 CAPE COD RAILROA 0� SPOA OR' PoO� `(� RUNESTONE RD. p v A- GRf,4r WFSreRN ERIGKSON NE ROAD �P PP MOORING NE PROPOSED SEPTIC DESIGN FOR DUBLIN CONSTRUCTION PROJECT LOCATION LOT 21 12 BLUE ROCK ROAD, S. YAR S%'=ER ENGDIiEERWG 235 GREAT WESTERN ROAD P. 0. BOX 713 39868922 SOUTH DENNIS, MASS. 02660 DATE JU N E 27, 2008 SCALE 1 n - 20' REV' AUG. 20, 2008 JOB N V LJ0. 6723-00 LOCATION MAP =JULY 16, 20091 1 SHEET 1 OF 1 DATE �lo SWEETSER ENGINEERING