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HomeMy WebLinkAboutEngineered Plan - Rev. 2019l7CIVCt�HL IVV l CJ: JVIL. I CJ I LV�.7J. .r I...I LIr� .Y..... A.) NEITHER DRIVEWAYS NOR PARKING AREAS ARE ALLOWED OVER SEPTIC SYSTEM TEST HOLE 1• EL=49.7± SEWAGE DESIGN FLOWI UNLESS H-20 COMPONENTS ARE USED.. . . B.) THE DESIGNER WILL NOT. BE RESPONSIBLE FOR THE SYSTEM AS DESIGNED UN- LESS CONSTRUCTED AS SHOWN. ANY CHANGES SHALL BE APPROVED IN WRITING. . C.) CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING THE LOCATION OF ALL . UNDERGROUND AND OVERHEAD UTILITIES PRIOR TO COMMENCEMENT OF WORK. . . DEPTH FROM SURFACE . (INCHES) SOIL HORIZON SOIL TEXTURE ', (USDA) i SOIL . COLOR (MUNSELL) SOIL OTHER MOTTLING . 0-9 A Fine Loamy Sand10YR3 2 NONE 9-21 B Loamy -sand , i . 10YR6 8 NONE . 21-145 I C1 I Medium Sand i 10YR7 8 INONE PERC 5311•<2 MIN IN . - c-- . . .i .. . 4 BEDROOM D EL ING @ 110 GPD = 440 GPD . LEACHING CAPACITY REQUIREDI . BEDROOMS PD = 440 GPD REQUIRED . SEPTIC TANK CAPACITY REQUIREDi . D F = PD @ = 880 GAL. REQUIRED . SEPTIC TANK CAPACITY PROVIDEDI 1500 GALLON SEPTIC TANK MIN. LLOWED) .. . CO N STRU CTI O N NOTES. . TEST HOLE 2 E .0E EL=49.8± i LEACHING CAPACITY PROVIDEDI HING CHAMBER CAN LEACH: 1.) ALL CONSTRUCTION SHALL CONFORM TO THE STATE ENVIRONMENTAL CODE, TITLE 5, ANDTHE REQUIREMENTS OF THE LOCAL BOARD OF HEALTH. - . 2.) SEPTICTANK(S), GREASE TRAP(S), DOSING CHAMBER(S) AND DISTRIBUTION . BOX(ES) SHALL BE SET ON A LEVEL STABLE BASE WHICH HAS BEEN MECHANICALLY COMPACTED, OR ON A 6 INCH CRUSHED STONE BASE. _ 3.) SEPTICTANK(S) SHALL MEET ASTM STANDARD C1127-93 AND SHALL HAVE 11 BOT DEPTH FROM SURFACE (INCHES) SOIL HORIZON SOIL . { TEXTURE (USDA) . SOIL COLOR . (MUNSELL)i SOIL OTHER - MOTTLING I . - 0-8 A Fine Loam Sand I 10Y 3 2 NONE 8-23 B Loam sand 10YR6 8 NONE 23-144 Cl edium Sand 10YR7 8 NONE . - c-- . . .i .. . . - Vt=[(33.5 X 12.83) + (33.5 X 2.0)2 + (12.83 X 2.0)2] X 0.74 GPD/SF = 455 GPD 455 GPD > 440 GPD REQUIRED . NOTE: A GARBAGE DISPOSAL IS NOT PERMITTED WITH THIS DESIGN. . INSTALLI . ONE (1)-1500 GALLON SEPTIC TANK ONE (1)- 3 OUTLET. DISTRIBUTION BOX (H-20 Rated) THREE (3)-500 GALLON LEACH CHAMBERS WITH 4' OF STONE ALL AROUND. AT LEASTTHREE 20 DIAMETER MANHOLES. THE MINIMUM DEPTH FROM THE - TOM OF THE SEPTIC TANK TO THE FLOW LIN E SHALL BE 48". : : TEST HOLE 3• EL=49.0± I 4.) SCHEDULE 40 PVC INLET AND OUTLET TEES SHALL EXTEND A MINIMUM OF.6" ABOVE THE FLOW LINE OFTHE SEPTIC TANK AND SHALL BE INSTALLED ON THE . CENTERLINE OF THE TANK DIRECTLY UNDER THE CLEANOUT MANHOLE. . . 5.) RAISE COVERS OF THE SEPTIC TANK AND DISTRIBUTION BOX WITH PRECAST CONCRETE WATER TIGHT RISERS OVER INLET AND OUTLET TEES TO WITHIN 6" OF FINISH GRADE, OR AS APPROVED BY THE LOCAL BOARD OF HEALTH AGENT. . . 6) PIPING SHALL CONSIST OF 4" SCHEDULE 40 PVC OR EQUIVALENT. PIPE SHALL DEPTH FROM SURFACE (INCHES) SOIL HORIZON SOIL.1 TEXTUREI (USDA) . i.' SOIL COLOR (MUNSELL) SOIL OTHER MOTTLING 0-10 A Fine Loamy Sand 10YR3 2 NONE 10-24 B Loamy sand , 10Y 6 8 NONE 24-123 C1 I Medium Sand 10YR7 8 I NONE . - c-- . . .i .. . I DEED BOOK 31233 PAUh Z/ I W ASSESSORS' MAP 100. PARCEL 59.1 W M . a- . . . . . .. . .. I.W4 L I. . M EGE . o -- 32 EXISTING CONTOUR . BE LAID ON A MINIMUM CONTINUOUS GRADE OF NOT LESS THAN 1%. TEST HOLE 4 EL=49.0+ - - m° -32 PROPOSED CONTOUR 7.) DISTRIBUTION LINES FOR SOIL ABSORPTION SYSTEM (AS REQUIRED) SHALL BE . ...-....-_-......_...............+. 1 I i r ATA nnC MG /r 1. l A l C_[ LI A 11_ O L!_ A[] n C r% ' ...,,1.1..1 .._-.._... -. . . AT END OR AS NOTED. 8.) OUTLET PIPES FROM DISTRIBUTION BOX SHALL REMAIN LEVEL FOR AT LEAST . . 2' BEFORE PITCHING TO SOIL ABSORPTION SYSTEM. WATER TEST DISTRIBUTION . BOXTO ASSURE EVEN DISTRIBUTION. . . 1 9.) DISTRIBUTION BOX SHALL HAVE A MINIMUM SUMP OF 6" MEASURED BELOW DEPTH FROM �I IDLACG (INCHES) SOIL u!_n0 7f]N _ SOIL T6YTI IRF ____.______. -_ (USDA) j SOIL _ __.___ C_ N nR - (MUNSELL ) SOIL OTHER . MOTTI.IN(; __ _ _ 0-10 A Fine Loam Sand I 10YR3 2 NONE 10-24 B Loamy sand 10YR6 8 NONE 24-123 C1 Medium Sand 10YR7 8 NONE . - c-- I .. . . . . . _ ,. 2 . x12.34 EXISTING SPOT GRADE . 24x s PROPOSED SPOT GRADE PR P . . . . .. . . -W_ W WATER SERVICE LINE , . -o- OVERHEAD UTILITY SERVICE . -u- UNDERGROUND UTILITY SERVICE . - c-- GAS SERVICE LINE THE OUTLET INVERT. ,44 . 10.) BASE AGGREGATE FOR THE LEACHING FACILITY SHALL CONSIST OF 3/4" TO DATE OF TESTING: 3/29/18 i TEST HOLE/ L B ORIN. G LOCATION II . 1-1/2" DOUBLE WASHED STONE FREE OF IRON, FINES AND DUST AND SHALL BE PERCOLATION RATE: LESS THAN 2 MIN/INCH IN "C]" LAYER. . INSTALLED BELOW THE CROWN OF THE DISTRIBUTION LINE.TO THE BOTTOM OF THE WITNESSED BY: ROBERT REEDY, EIT, J.M. O'REILLY & ASSOCIATES, INC. ST SEPTIC TANK . . . 1 DB DISTRIBUTION BOX SOILABSORPTION SYSTEM. BASE AGGREGATE SHALL BE COVERED WITH A 21, AMYVON HONE,YARMOUTH HEALTH DEPARTMENT • . - LAYER OF 1/8" T01/2" DOUBLE WASHED STONE FREE OF IRON, FINES AND DUST. NO WATER ENCOUNTERED h SAS SOIL ABSORPTION SYSTEM USE A LOADING RATE OF 0.74 GPD/SF FOR SIZING OF SOIL ABSORPTION SYSTEM. eserve FUTURE . 11.) VENT SOIL ABSORPTION SYSTEM WHEN DISTRIBUTION LINES EXCEED 50 FEET; R RESERVED FOR WHEN LOCATED EITHER IN WHOLE OR IN PART UNDER DRIVEWAYS, PARKING AREAS, . TURNING AREAS OR OTHER IMPERVIOUS MATERIAL; OR WHEN PRESSURE DOSED.. I I . . UTILITY POLE . x 49.2 ( BOUN FOUN OR ION SYSTEM SHALL BE COVERED WITH A MINIMUM OF 9" OF l ® CATCH BASIN Ii 12.156iLAe5 PT CLUDING TOPSOIL), ® CONCRETE D, D , CLEAN MEDIUM SAND (EX ) x49.6 1 0 z06.S8' . . . . -x-x-. LIMIT OF WORK II!i i I 13.) FINISH GRADE SHALL BE A MAXIMUM OF 36 OVER THE TOP OF ALL SYSTEM . 1 COMPONENTS, INCLUDING THE SEPTIC TANK, DISTRIBUTION 60X, DOSING CHAMBER FENCE i AND SOIL ABSORPTION SYSTEM. SEPTIC TANKS SHALL HAVE A MINIMUM COVER . NEDGE . . . . EDGE OF CLEARING 14.) FROM THE DATE ..O.ILI. . \L. .I. .. 1 . I. . . ... IL .I I. F INSTALLATION OF THE SOIL ABSORPTION SYSTEM UNTIL I. RECEIPT OF A CERTIFICATE OF COMPLIANCE, THE PERIMETER OF THE SOIL ABSORP- . ; I "`� _ - '` . I. I. TION SYSTEM SHALL BE STAKED AND FLAGGED TO PREVENT THE USE OF SUCH 4 x 91 ._ +i 49 9 . .. . . . .,.L .­. .�� .� . .. .. .. . . .... .. .. .. LI . L I�� . . I. .- LI --..� - .I. I I L ... --... L. -q .L .I ... --.. -. .-. - I -. L.- - I . . . .�I. .I..I II �. .. .� .. . .. .. I . -.. ... L .. .I. . .. .. . I ... ��. .. .j ... . . .. . .. L.. . ... .. I . . .1 , .. .. L I. . . . . . . I .. ..I . . . . .. L. I: . .. . . I . . I .... .. .�. . � ). ..* . .. ... .�.... . x... . .. . . L.. .1.. . . .I.I ..... . . I ... I.. I I ..I .11.. I . L . .I L . .. ... . . . ,IiIiL�I;;II!.,.��� I . I.II I�IrL . ; I. .... \� I .I . I . I LL :. . ..I . .... .. . .... L .L.. I I . . � II _. II I . .. I . I. L .. .I ..I ..I I .I .\ L. .I: � . . . 1'.1 .... ... ... I .L .\I. I ... ..I.. I . . .. .L.. .. ... .. I . ..... . . .. II . ... . . ... .\ I.. . .. .. .I I. . . . 1 .L 5�I... . bI L.. \. .I I 1. AREA FORALLACTIVITIES THAT MIGHT DAMAGE THE SYSTEM. x 49.9 m . m. BENCHMARKI . 15.) THE BOARD OF HEALTH SHALL REQUIRE INSPECTION OF ALL CONSTRUCTION til . BY AN AGENT OF THE BOARD OF HEALTH (OR THE DESIGNER IF THIS SYSTEM RE- U ' ity Peds Top 01± (Assn Bound LOT 1 0 EL=50.1± (Assumed datum) QUIRES A VARIANCE) AND MAY REQUIRE SUCH PERSON TO CERTIFY IN WRITING - =40,050 SF± .. . THATALL WORK HASBEEN COMPLETED IN ACCORDANCE WITH THE TERMS OF THE x . N . 49 3 A ea1ls PERMITAND APPROVED PLANS. 48 HOURS ADVANCE NOTICE IS REQUESTED. . - E ^�. CB FD 49.8 . t}� x 49,6 j RESERVE 49.4 x CF 1 I. L. I. 0 &LOCATION . DWELLING PRIOR . t\� 2 . LL REVIEW GRADING OF L T � I a :°m 16. OWNER SHA EA e R TO START OF CONSTRUCTION. _ . . . I D o� C\ ro . . . fir ; N ) s0 . �9 £.: 49 8 X49.8 50.0 1 . INSPECTION NOTE: . .. . . O\ - W u, c i . PRIORTO FINALINSPECTION BYTHE ENGINEER, SYSTEM NEEDST . ' u . 1+ ` } ,2 / BE COMPLETE INCLUDING BUILDUP FOR COVERS. V . / r a m / I. . 48,8 IN'.• " G 0&4 . ,, " . . .. . I 2 . . . ONE (1) SAS COVER TO BE BUILT x Y'`„ a°p / J . . 11 I \ N_-- ":. T 50,3 . . . „ UP TO WITHIN 6 OF FINISH GRADE . :, . - . - x \ 49,4 / 1 y(y I ,.., X �• I v I� PLAN VIEW �, _ . . o� .. . 05ED 4 "' / . i n _ Is \, ' I 11 PROP . SCALE: 1 - 10 a �, ! n, , 6EDRQ: �G cTo . �I ;,� �, DWELL ( 3 PLAN ` NI -- cc� \ I 1' 1� TOF EL 53 0± to . ,Toy EL 52 3t A 0 SCALE 1"=30' outp, Flealth Departme t . r, Yarru i . °" IS SERVED VIJD w,: w 45st a ( THIS AREA 1 . O .O ! 23 3 C 50.5 WATER. .. . zx BY TOW N ate . r i s ', 1 s .P N . . s �1;Ch�m6i< tin„ is sl` :�ti i-[ �J f^ +. F::raai' i po pp 'I . �an�?w.; r,.� H:. :,�' C, ''l!t R ...n;,Wy a e,< -,c -av, _ W W'\ m . :.�.� ,il. - t Y� p$ J j % kf.1 :i�32F ,ti - o - - . .. `+:.- . "orf 4"T y! a kS �'{C ,.k i .1 r ` I �' a�S vX. 1 I . .. _ '7 x< x .a=`s j n M. .f r`r� ; n ti 8 „ 0 48 9 � bIF M -, xt t f .\ . . .. . . 49.0 TP3 �T � . . .. _ Stone - _ 48.3 I:z � . . l \ . . tt . f . . .. . . I ! . 50,3 50,1 \ .. . . . .. 1 9.3 , . . . D -Box . .j 1 \ . . . . i. S0 \ . 1 . . _ `` B FND 1 . . L ,j . . L'-,-!-�-8.58.5 x 48.3 \ \ I . . '.5 .. .- - x49, .. Q� \ o ^35' \ �. 5 of j .. . . x 48,6 . . . .. . . . . . ' . . . . ) 47 ! r .. . . j 1. . . 1 . . . 47,9 1\ . .. 1 12 . "` 55] I � 49.3 . I 1_--- 49.0 . CB FND - 47;7" L , - II . I . � \ . .. . .. .. .. .. . ' . _ \82 } o aveme� I 1 rr r e O i . . I . . .. O r Ear . . . . . C,� .. .. . . i .. 4, SIR . . . . I . . .. a�e`Na . 6 8 �R� yl . .. . FLOW PROFILE: cvIx `�o,�,;ae . NOT TO SCALE FOUR (4)18" DIAMETER.CONCRETE COVERS .. . . . . .. RAISEDTO WITHIN 6" OF FINISH. .. . . . . . TOP OF FOUNDATION GRADE (OR AS NOTED) I: . . REVISED 12-13-2019: RELOCATED DWELLING; ADJUSTED DRIVEWAY AND GRADING LAYOUT; 77 :.,. EL= 53.0± . . (SEE. NOTE #5) . CHANGED NUMBER OF BEDROOMS TO 4 AND ADJUSTED SEWAGE SYSTEM DESIGN •.; ��-- Proposed EL= 51.0 Proposed EL= 51.0 propo ed EL=50.0 . ;, % :..... ; , 'i\//\/ /\, - I� o i�,�,��9� P��N o F Mess . ACCORDINGLY . . . . E D ENPO 0 1'1 ,.w• : 36"Proposed _ . . . Q� laa�� o�� cy� TH AV RTC MPANI 49.1± (g"Min- 36"Max) I JOHN f>�.' P, 20. NORTH MAIN STREET, SOUTH YARMOUTH, MA 02664 :: ; 47.Ot I j ca ®°REILJLI� �„ _ g ®'REILLY --i . a . 211 LAYER OF 1/8"-'1/2" STONE . . 1 36200 SEWAGE DISPOSAL SYSTEM PLAN . . . 49.00/48,00 10" 1411 47.75 ; r i' / i F , 1 �� f4s.25 //,: 3/4 -1-1/2 sroNE� a �, �� 91 FAIRWOOD ROAD, SOUTH YARMOUTH; MA 311 1 47.00 46.83 . / / / '`i N I.,//r °�� 8+51{1%1 . T 2 RO . . .. J.M. O REILLY gC ASSOCIATES, INC. D P ` 1. . GAS BAFFLE 44.25 S S . .. Professional Engineering & Land urveying ervices . .USE THREE (3) SHOREY PRECAST I . . O 3O 6� 90 ' .:. :...... ,...,.. 6.6'± I . . . 500 GALLON ,LEACH CHAMBERS . . Longest Run WITH 4' OF STONE AROUND . . . . . . .. . . . ' SCALE 1"=30� 1573 Main Street -Route 6A I 37' -t 19, 20, E(ID VIEW I' P.O. Bos 1773 - 1500 GALLON ( ) _ I .. ( ) MA . 02631 (508)898 8602 Fos' DB -3 -' EL -37.61 BOTTOM OF TP #1' S Offfce Brewster, . LEACHING CHAMBER . . .. . . . . DATE: . o1 SCALE: BY: CHECK: JOB NUMBER: 896 68 I L. .. - . . . SEPTIC TANK D BOX . 335'x1283'x20' . . ' . __ .. . .. : ' .. . .. 3/11/19 As Noted MJW JMO JMO-8548 . � .. . . . . .. . . . . . G: OBS HEDAVENPORTCOMPANIES DWG 8548.PROPOSED SITE PLAN REVISED 12-13-2019.dw