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HomeMy WebLinkAbout140.30 - Proposed Septic Design (Copy 2)TOP OF FOUNDATION ELEV. 21.50 _- p r fi `1 r f r / I I r T V ta.�9 IT l C I/ t5J0 GAL1C'+ + o 1 _�j I SEP'PC TANK'� / D. BOX 1 Z / �f ! LII+'. OF 5' CVERDIG 11.00.01 J f \� ' \ 7B 1 ` ll \ \ l 1 l �i- 10.25 '9�S 1 4 1, 7 / 10.92 \ / \ 12.71 / 10.23 /8.40_ 6 10.67, \ \ \ � I 11.34 �• 5. R7k72 • 1Q.17 11.58 10-62 • 10.61 l LEGEND: 11.99 EXISTING SPOT ELEVATION •0.0 10.61 EXISTING CONTOUR----00---- FINAL SPOT ELEVATION FINAL CONTOUR SOIL TEST LOCATION UTILITY POLE cu. TOWN WATER ®W W CATCH BASIN GAS LINEC G'" CESSPOOL CLEANOUT 10 FT. MINIMUM 10 FT. MINIMUM FROM SLAB OR CRAWL SPACE CONCRETE COVERS 4" SCHEDULE 40 PVC PIPE 7 MIN. PITCH 1/8" PER FT. 4" CAST IRON PIPE (OR EQUAL) MINIMUM PITCH 1/4" PER FT. ELEV. e 18.50 U 'I MIN. [J/J �['VPELEV. LEV. _ _18.00_ELEV. _ _1825_ GAS ELEV. _ _17.75_ 6 17.58_ BAFFLE DISTRIBUTION V ELEV. m OUTLET BOX -iZ.S$_� 14 INCHES (TO BE PLACED ON FIRM BASE) TO BE WATER TESTED 19 INCHES IF MORE THAN ONE OUTLET 24 INCHES 1500T7 GALALON TO 8E PLACED ON FIRM BASE) 34 INCHES SEP11C IC TANK ( 3/4" TO 1 1/2" CLEAN J DOUBLE WASHED STONE FREE OF FINES & SILT SEWAGE DISPOSAL SYSTEM PROFILE NOT TO SCALE • 14.22 t} � } 19.04 LOT 2 I 50,329 S.F. ` I 1 I MAX 0 0 CLEAN SAND PORT HORIZ kM AND SEED OTHER c 2" LAYER OF /8" TO '/2" 0 WASHED STONE PVNUOT TREQUIRED 18.83 MIN. A o� 18.75 ELEV. _ ---- z g HIGH CAPACITY INFILTRATORS WITH STONE IN AN a 11' X 48' X 100 TRENCH FORMATION .. 4.10 SOIL ABSORPTION WELL SOW 252 � ZONE _L - SYSTEM (SAS) INDEX 47.3 A ADJUST 1.4 USGS PROBABLE WATER TABLE ELEV. = _12_65 _ OBSERVED WATER TABLE (12/16/02) ELEV. = BOTTOM OF TEST HOLE ELEV. SOIL TEST DATE OF SOIL TEST Q�CEMBER �6��OQ2 SOIL TEST DONE BY EAQLE_5QRYE)3Na_- WITNESSED BY _g_YQN_1L4�E - OBSMVA71ON HOLE 1 ELEV.- 14.25 OBSERVATION HOLE 2 ELEV.= 13_91 PERCOLATION RATE_> 3 MIN./INCH AT __?8 _ INCHES PERCOLATION RATE > 3__ MIN./INCH IN C HORIZON "i DEPTH HORIZ TEXTURE COLOR MOTT. OTHER 0-4 0 FIBRIC - NO 0 4-11 A LOAMY SAND 10YR3/3 11-20 B LOAMY SAND 10YR4/6 10YR3/3 0-120 Cl LOAMY 10YR5/8 8 LOAMY SAND IOYR4/6 MEDIUM SAND WATER ENCOUNTERED AT -36_=_ ELEV. = _1125_ 15Op) GALLON SEPTIC TANK T: " 2 .17.2' LY / `• \ \ o • 14.30 l Q�73.9i i >Sgs, 19.78 + f \ c 18.78 D. BO>( /r� / 27.38 \\ SOIL. \ aOm \ TEST 1 \ \ O a \r I \ \ ®14.25... \ \ \ r1 7g. 0\' l 17.96 } LOT 1 LIMIT OF N t I A V 8.40 5' OVERDIG \ ; 44,195 S.F. \\ \\ / ' i •��`r I \ ` I 5.33 SOIL "- r - I TEST 1 76 i ORIIz I __ /_ = • 21.03 \ 1 � 15.20,,A� I \ \� 15.17 } \\ 1 SOIL \ I \ \> \ I TEST 2 / I IN \ / \co 52 \\, 17.91 365 V \ pa .� • 2c 9 z DEPTH r TEXTURE COLOR MOTT. I OTHER 0-2 0 FIBRIC NO 2-16 A LOAMY SAND • 2c 9 z DEPTH HORIZ TEXTURE COLOR MOTT. I OTHER 0-2 0 FIBRIC NO 2-16 A LOAMY SAND 10YR3/3 16-24 8 LOAMY SAND IOYR4/6 4-120 Cl LOAMY t0YR5/8 1011 NO. 5592-02 MEDIUM SAND a WATER ENCOUNTERED AT _44=_ ELEV. _ 10 -9.4 - DESIGN CALCULATIONS NUMBER OF BEDROOMS 4� 1 GARBAGE DISPOSAL UNIT TOTAL ESTIMATED FLOW ( 110 GAL./BR./DAY X 4 BR.) --444- GAL./DAY } REQUIRED SEPTIC TANK CAPACITY _fflQ_ GAL. ACTUAL SIZE OF SEPTIC TANK 1500 GAL. SOIL CLASSIFICATION _ (- DESIGN PERCOLATION RATE MIN./IN. EFFLUENT LOADING RATE7 J-4- GAL./DAY/S.F. LEACHING AREA 828.33 SO. FT. (11X48)+(59X2X10/12) LEACHING CAPACITY (AREA X RATE) AMO GAL./DAY 626.33 X 0.74 RESERVE LEACHING CAPACITY x$3.4$ GAL./DAY NOTES: 1. ALL WORKMANSHIP AND MATERIALS SHALL CONFORM TO O.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 RITHSTANDING 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. 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 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 ZONE _-c__-. 9. LOT IS SHOWN ON ASSESSORS MAP _ 140 AS PARCEL __30 10. 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). 11. A NEGATIVE GRADE OF 3/4" PER FOOT SHALL BE MAINTAINED FOR A MINIMUM OF 15' AWAY FROM THE FOUNDATION, 12. A VARIANCE OF 1.0' IS REQUIRED BECAUSE THE TOP OF FOUNDATION IS ONLY 1' ABOVE ROAD INSTEAD OF 2'. i i s ' Vim`\\\\\'\ i. " V� d RTIN \. i V i APPROVED: BOARD OF HEALTH DATE AGENT C•}S8}PROJ}5892-001dwg}5892-SASDWC 02004 SWEETSER ENGINEERING( HOMER'S DOCK LOCUS A m i q� ✓c�F��r PROPOSED SEPTIC DESIGN FOR DUBLIN CONSTRUCTION PROJECT LOCATION TOT 21 CENTER ST., YARMOUTHPORT S,� ETSE, B EImTGII��1�11t�G 235 GREAT WESTERN ROAD 508- P. O. BOX 713 398-3922 SOUTH DENNIS, MASS. 02660 DATEFEB. 6, 2004 SCALE .1 = 20 1011 NO. 5592-02 REVISED LOCATION MAP 1 REVISED I KSHEET 1 OF 1 C•}S8}PROJ}5892-001dwg}5892-SASDWC 02004 SWEETSER ENGINEERING(