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83-1622 - Septic Designf TOWN OF YARMOUTH BO.H. REOMA&W IWARIANCE"S REOU/RED• wv=st.o6 TOWN REQUIRES 100' BETWEEN S.A.S. AND DRAINAGE EASEMENT THAT LEADS TO A WETLAND. 1. A 42' VARIANCE REQUESTED FOR IH£ PR/MARY S.A.S. (58' PRONDEO) 2. A 50' VARIANCE REQUESTED FOR THE RESERVE SAS, (50' PROVIDED) 93.1( 1 , V A A\ • 92.9 \ \ \ \ \ \ �\ \�s9.3 l�\100 \!/ FOR TOP OF FOUNDATION TO BE LESS THAN 2' ABOVE HIGH POINT OF ROAD 93 , \ \ \ \ \ \ O A 1' VARIANCE REQUESTED r 10 i LEGEND: INV=88.07' • s1.4 . 91.4\\\\\ EXISTING SPOT ELEVATION x0.0 EXISTING CONTOUR ----DO---- FINAL SPOT ELEVATION FINAL CONTOUR 00 TP 600 GAL. CATCH LEACH 11 / / / \ \ \ \ / / / \ �9� \ \ \ \ \ \ \ fl\ \ \ \ \ \ SOIL TEST LOCATION \ \ \ \ \ \ \ 102.0 UTILITY POLE PIT W/2' OF STONE TOWN WATER =W W RIM £L.=850 CATCH BASIN❑� \ / / \ - - / �� \ \ • 53.5\ \ \ \ \ \ \ \ GAS LINE C G - 1030 CLEANOUT CESSPOOL INV=87.81' / / 7/ // //�\\ _s9 .1 \\ \ \\ \ \\ \\\\`\ \ \\ \ \\ \\\ 102.8 C.O. APPROX. GROUND WATER (13 -711 - J- 8 vv v v vv V �3iv vv v �v v FLOW -PER CONTOUR MAP / // / / v y v v I v v v 86.0 \ \ \ \ \ \ 1 /94.3 A.2 83.8/ / / / �\ /r\ • c ) 93.2 - '�.. \ \ I \ l \ I z \ \ /\ I \ �,' v I'��N l • 9,., LIOT AREA l r7- -� i 11 90 -4-71 __'Tl If I SINGULAIR• \ WASTEWATER \ SSNT 67rY \ It - 83.5 N IB.H. / ? 1 / S. 1If / \ 0.8 5' 0VERD/G (SEE No 7F x'10) I • 91.5 RICHARD LAWERANCE, ET. AL. 70 GREAT WESTERN RD. 90.7 I SOUTH YARMOUTH, MA /I A j' / (ry / /�N - 40 M/L VINYL LINER w./ Q .' A.S. ROM ELEV. 90'-86' B DEfLK �( I I I PROP / I C.O. I I I• 90.4 1.3 ° eD 0 l s NG'/l „ l MIN ELIZABETH L. CONWAY, TR. £r AL. kI 58 GREA r ESTERN RD h SOUTH YARMOUTH, MA // EX, DWELING` V 5 5 •�8 .9 / 600 GAL. CATCH LEACH / I I / Tgp. / ka Plr W/4' OF STONE I �� / / e / / RIM £L.=87.5 I / I / / '/ / / • 6.0 ��9J • 83.6 I I / / I,� .� / / //�' Qy. B . h \ �Kes FILL 8.5 �.7 o 43/ � / r \ \ C(�RlA/N •$9. DRIVEW 90 87. F�Fv 8 •40�~ 9 U \ - _ - (9oJ- l - - - - - _- - - - l I / / 60 GAL. H-20 CATCH LEACH P/TRIM EL. NE 88.4 -(92).- - - - - _ � 91.7 x 92 93,2 x V c p Cq%• MSI 93.7 GUARDRAIL E�Fv �OgS�NK GUARDRAIL TO BE REMOVED 9�. / 93.6 igSSU�FN, 86 1� (GET TOWN DPW APPROVAL PRIOR REMOVAL) / N/F PALMER DAVENPORT TR. 20 NORTH MAIN Sr ,SOUTH YARMOUTH, MA J 100 M M 100 FT FT BENCHMARK CATCH BASIN GREATWESTERN ROAD EL.=86.4' (ASSUMED) 20 TOP OF FOUNDATION 10' MINIM ELEV. = 03.1 10 FT. MINIMUM (3) 24" MANHOLE COVER ®24" MANHOLE I ON COVERS COVERS -1 4 SCHEDULE 40 PVC PIPE MIN. PITCH 1/8" PER FT. 28 4" CAST IRON PIPE 1 (OR EQUAL) MINIMUM PITCH 1/4" PER FT. L UN •83 ELEV. _ _¢Q¢Q_ 10 F I 2,D" DESIGN CALCULATIONS ELEV. _ 90.18 MIN' ELEV. = SUMP 6LEVEL " NUMBER OF BEDROOMS _-2- ELEV. = Raj_ ELEV. GARBAGE DISPOSAL UNIT _ NO TOTAL ESTIMATED FLOW SAMPLE CATH AND DISTRIBUTION ELEV. _ ( 110 GAL/BR./DAY X -2- SR.) -2,2Q_ GAL./DAY (TO BE PLACED ON FlRM BASE) REORCULATING PUMP BOX REQUIRED SEPTIC TANK CAPACITY _1500 GAL.min SINGULAR (TO BE WATER TESTED) ACTUAL SIZE OF SEPTIC TANK 1500 GAL. SOIL CLASSIFICATION ---i- TREATMENT PLANT 3/4• TO 1 1/2" CLEAN DESIGN PERCOLATION RATE <-5- MIN./IN. (OR EQUAL) FREE OF FINES & SILTJ EFFLUENT LOADING RATE 4,7-4_ GAL./DAY/S.F. LEACHING AREA 297.5 SQ. FT. (7'xx2') SEWAGE DISPOSAL SYSTEM PROFILE LEACHINGG CAPACITY (AREA XRATE) -224_ GAL./DAY NOT TO SCALE 297.5 X 0.74 RESERVE LEACHING CAPACITY _224_ GAL./DAY (7'x24.5')+(63'x2')x(0.74) NOTES: SOIL TEST DATE OF SOIL TEST /13102 __ SOIL TEST DONE BY CRAIG R. SHORT P.E_ WITNESSED BY OBSERVATION HOLE 1 ELEV.=-90.0 OBSERVATION HOLE 2 ELEV.=__91_0_ PERCOLATION RATE < 2__ MIN./INCH AT INCHES INCHES PERCOLATION RATE _<_ 2 MIN./INCH IN INCHES DEPTH HORIZ TEXTURE COLOR MOTT. OTHER 9' A LOAMY SAND 10YR6/1 NO ROOTS 18' B FINE SAND 10YR7/8 AIW-230 ROOTS 25" E FINE SAND 10YRB/l ---- 87.5 --------- 48' ------------------ Cl LOAMY SAND 10YR6/8 ------ ----- Q. 86.0 --------- 132" C2 FINE SAND 10YR7/8 DAMP AT 11' __ ELEV. = WATER ENCOUNTERED AT POND ELEV. = 78.10_ U j� DEPTH HORIZ TEXTURE COLOR MOTT. OTHER 9" A LOAMY SAND 10YR6/1 NO ROOTS 42" B LOAMY SAND 10YR7/8 AIW-230 ROOTS __-_ _ -----------------EL SYSTEM SAS ---- 87.5 --------- __8200- BOTTOM OF BRIDGE BOTTOM OF TEST HOLE ELEV. = FINE TO 138' C MEDIUM SAND 10YR7/4 NO WATER ENCOUNTERED AT --11.5'_ ELEV. = SECTION A -A VERTICAL & HORIZONTAL ELEVATIONS SCALE: 1 " = 10' CLEAN SAND AND SEED ° 2" LAYER OF 18.7012" ° ° ❑C]OC70130 ❑000 ° ° WASHED STONEVENT 91.00 MIN. NOT REQUIRED 0C' C' 0oo0 ° y`'VIF" - "fi1 c ° ° ❑C]OC70130 ❑000 ° ° 2002 yy ° , 10 0 CM3 CO3 CM M WIH ° ° 00000000000 ° ° ° / ° /tP rO ° ° ° 0 0 °ELEV. _ 87.25 2 500 GALLON DRYWELLS WITH __--- STONE IN AN REV. i X 24.5' X 2' TRENCH FORMATION zWELL AIW-230 SOIL ABSORPTION 25' ZONE___EL_ INDEX 26.30 SYSTEM SAS ADJUST 3.9 USGS PROBABLE WATER TABLE ELEV. = OBSERVED WATER TABLE ( / / ) ELEV. _ __8200- BOTTOM OF BRIDGE BOTTOM OF TEST HOLE ELEV. = _78.10- HIGHEST GROUND _72.0 WATER ELEV; 81.Of 1. ALL WORKMANSHIP AND MATERIALS SHALL CONFORM TO D.E.P. TITLE 5, AND THE TOWN 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 WITH- STANDING 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, 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 41- AS PARCEL 100 10. ALL UNSUITABLE MATERIAL SHALL BE REMOVED FROM UNDER, AND FOR A MINIMUM OF 5 FT FROM AROUND THE SOIL ABSORPTION SYSTEM, AND BE REPLACED WITH SAND AS SPECIFIED IN 310 CMR 15.255: (3) (I.E. TITLE 5) IF ENCOUNTERED BELOW S.A.S. PIPE INVERT. 11. MINIMUM LOT AREA FOR 2 BEDROOMS WITH SINGULAR TREATMENT PLANT IS 13,300 SF. EXISTING LOT AREA IS 11,475 SF. SHORTFALL OF 1,825 SF 12. PROPOSED DESIGN IS FOR A 2 BEDROOM DWELLING, BUT ONLY A 1 BEDROOM DWELLING IS ALLOWED OF CONTRIBUTION. A 2 BEDROOM DWELLING IS AE ALLOWED OWNER CANACQUIRE DEVELOPMENT RIGHTS OF AT LEAST 1,825 S.F. FOR A TOTAL OF 13,300 S.F. (DEED RESTRICTIONS REQUIRED) 13. DESIGN ENGINEER TO INSPECT CONSTRUCTION OF SEPTIC SYSTEM AND PROVIDED CERTIFIED AS=BUILT,"WITH"FINISHED-GRADES TO BOARD -OF HEALTH. APPROVED: BOARD OF HEALTH DATE AGENT SECTION H-8 VERTICAL & HORIZONTAL ELEVATIONS SCALE: 1 " = 10' 31341 31-00 0� R� '0'(;5 LOCUS N O GREAT I7'ES7E-RN RD LOCATION MAP PROPOSED SEPTIC DESIGN FOR WILLIAM S ULYMA D`66 GREAT WESTERN ROAD SOUTH YARMOUTH, MASS CRAIG R. SHORT, P.E. 235 GREAT WESTERN ROAD 508- P. 0. BOX 1044 98-8311 SOUTH DENNIS, MASS. 02661 DATE SEP 27, 2002 y`'VIF" - "fi1 c DWELLING 2002 REV. WIH 2002 /tP rO CARAGE 2003 T UNDER 200123 REV. REV. SECTION H-8 VERTICAL & HORIZONTAL ELEVATIONS SCALE: 1 " = 10' 31341 31-00 0� R� '0'(;5 LOCUS N O GREAT I7'ES7E-RN RD LOCATION MAP PROPOSED SEPTIC DESIGN FOR WILLIAM S ULYMA D`66 GREAT WESTERN ROAD SOUTH YARMOUTH, MASS CRAIG R. SHORT, P.E. 235 GREAT WESTERN ROAD 508- P. 0. BOX 1044 98-8311 SOUTH DENNIS, MASS. 02661 DATE SEP 27, 2002 REV. OCT 09, 2002 REV. NOV 26, 2002 REV. IAN 10, 2003 REV. FEB 25, 200123 REV. REV. SCALE 1 " c 1 O+ JOB N0. 12-0961 SHEET 1 JOF 1