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HomeMy WebLinkAbout1121 Great Island Road Proposed Subsurface Sewage Disposal System 2'3 i ( CONSERVATION NOTES O %�!TF WORK RFOTTRENIENTS FOR LOO FT, BUFFER ZONE I N i I vTjz+ r y P°LE O >< e (/£ CONSERVATION NOTES LEGEND %�!TF WORK RFOTTRENIENTS FOR LOO FT, BUFFER ZONE I N n SE�Q7N i RE pPl% Q � TIfEM'ORKAREA. THE SILT FENCE MUSTREMAIN IN PLACE vt"o .4 F+Elq PA/On To co+sT, STABILIZED WITH PLANTINGS. MULCH AND SEED GERMINATION. PROPosEn srOTELEv. 2. THE DISTURBED OPEN AREAS SI [ALL BE LOAMED WTTIf A MIN. - OF 6 INCHES OF HIGH QUALITY TOPSOIL, LIMED AND SEEDED FLOOD ZONE W 9' WITH BFE - 19. THE UPLAND PORTION OF THE SUBJECT LOT 42 W'ITII SUITABLE GRASS SEED SUCH AS A TYPICAL CAPE COD PROPOSED ELEV. CONTOUR I;RASSSEEDMIX. ® 3. ALL OTHER DISTURBED EARTH AND GARDEN AREAS SHALL loamsand RECEIVE I.A. DSCAPE RESTORATION IN ACCORDANCE WITH A PROPOSED DLSTRulunoN Box .. LANDSCAPE PLAN PROVIDED BY ALLEN W. ABRAHAMSON AND ^❑ !-J ASSOCIATES OF SANDWICH, MA AND BROOKSVILLE, ME_ (Q "1 Iz SOIL TEST LOCATION POST HOLES BEING THE LIMIT OF EXCAVATION. - «-+ ` 0 - STAIR SHALL BE PLANTED WITH 3 GAL SIZE NATIVE SIIORE- nnd. lou ILARDY SHRUBS AND PLANTS WHERE NEEDED TO MITIGATE 0 IMPACT FROM THE STAIRWAY WORK ACTIVITY IF. l" -ILS NECESSARY. k�x-- �r DRIVEWAY FROM GREAT ISLAND RD. TIIERE IS NO NEED FOR mod MACHINE ACCESS CLOSER THAN 50 FT. TO THE TOP OF THE PROPOSED WATER MAIN/SERVX1. . COASTAL BANK. 7. THE PROPOSED LANDSCAPE WALL. SHALL BE A DRY MASONRY 1 \oe �O 7-43 ID e (/£ ue g� 4^ /N STAG/,. /'/2, //j /./r9+✓O i?A/L 960Y TR£F/O 2- X `., CONSERVATION NOTES LEGEND %�!TF WORK RFOTTRENIENTS FOR LOO FT, BUFFER ZONE 1. THE WORK LIMIT SHALL BE FITTED WITH A SILT FENCE, n SE�Q7N i RE pPl% SI'ITABLE TO THE CONSERVATION COMMOSSION,TO CONTAIN 'Z"X /L" TIfEM'ORKAREA. THE SILT FENCE MUSTREMAIN IN PLACE vt"o I!NTII. THE ALTERED AREAS HAVE BEEN PROPERLY F+Elq PA/On To co+sT, STABILIZED WITH PLANTINGS. MULCH AND SEED GERMINATION. PROPosEn srOTELEv. 2. THE DISTURBED OPEN AREAS SI [ALL BE LOAMED WTTIf A MIN. - OF 6 INCHES OF HIGH QUALITY TOPSOIL, LIMED AND SEEDED FLOOD ZONE W 9' WITH BFE - 19. THE UPLAND PORTION OF THE SUBJECT LOT 42 W'ITII SUITABLE GRASS SEED SUCH AS A TYPICAL CAPE COD PROPOSED ELEV. CONTOUR I;RASSSEEDMIX. ® 3. ALL OTHER DISTURBED EARTH AND GARDEN AREAS SHALL loamsand RECEIVE I.A. DSCAPE RESTORATION IN ACCORDANCE WITH A PROPOSED DLSTRulunoN Box .. LANDSCAPE PLAN PROVIDED BY ALLEN W. ABRAHAMSON AND ^❑ !-J ASSOCIATES OF SANDWICH, MA AND BROOKSVILLE, ME_ B 4. STAIRWAY CONSTRUCTION WORK SHALL BE BY HAND WITH SOIL TEST LOCATION POST HOLES BEING THE LIMIT OF EXCAVATION. - «-+ 5. TITE COASTAL BANK SLOPE IN THE IMMEDIATE AREA OF TTIE 211-90 STAIR SHALL BE PLANTED WITH 3 GAL SIZE NATIVE SIIORE- nnd. lou ILARDY SHRUBS AND PLANTS WHERE NEEDED TO MITIGATE packets IMPACT FROM THE STAIRWAY WORK ACTIVITY IF. l" -ILS NECESSARY. k�x-- 6. ACCESS FOR THE PROJECT SHALL BE ALONG THE PROPOSED DRIVEWAY FROM GREAT ISLAND RD. TIIERE IS NO NEED FOR mod MACHINE ACCESS CLOSER THAN 50 FT. TO THE TOP OF THE PROPOSED WATER MAIN/SERVX1. . COASTAL BANK. 7. THE PROPOSED LANDSCAPE WALL. SHALL BE A DRY MASONRY E FFORT AND WILL REQUIRE MINIMAL FOOTING EXCAVATION. -(I E- �O 7-43 ID ue g� 4^ /N STAG/,. /'/2, //j /./r9+✓O i?A/L 960Y TR£F/O 2- X `., depth (is.) LEGEND TvP R/a/L� mettlinT n SE�Q7N i RE pPl% -at- 'Z"X /L" E s�.l /3 /s//EO T.vE �I'7 vt"o STR /A/aE+2 F+Elq PA/On To co+sT, r: ' PROPosEn srOTELEv. k a AAE PE/3M+TTED '%' - -1J CO F)STAL L OT 4Z (/-9) f? SSESSUT:S n-: AF s 42, CaCC 77 11;�- 9, /+j> DSEO voCj Q=�..+� �Or•P G.vo u�ye All' /3fiN/C IL a4 �"X 4'" /BUSTS Z`x[+"/JEcK+ / 4-.V"CN7- -N/o _ 1F�A/"z 4V/»eFolz Z"x 8"cza7- if s`/.gLL /3E CG4 P.T. - ukES � I � +9[L NA/2D1'✓,q/zE GA/-Ii9/V/2d I ' � �TYP/�/aL FL£V/JTE'y sT.9//Q DETA/L^ ZA (IVO S -e A 4 E) z5 -73 SZS.00. I AFL L W A�D.40 ' \ � /P.V \ \ /P s ° / n,2D�° L3En/Cf//z I,! '2,1< TOP o/-lEAZITr CO/�NEY.� /.30vNV ELEV. = 26,8s/vC-v0 \ -211 LOT 4/ GENERAL NOTES L ELEVATIONS REFER TO NGVD DATUM. ELEVATION BENCHMARKS ARE THE TOP OF THE CONCRETE PROPERTY BOUNDS: 01- THE LOT LINE NEAR THE NORTHEAST LOT CORNER; R 2 SOUTHWEST LOT CORNER NEAR GREAT ISLAND ROAD. CONTACT CAPE COD ENGINEERING, INC. FOR ADDITIONAL ELEVATION INFORMATION, 2. ALL CONSTRUCTION MATERIALS SHALL CONFORM TO THE STATE SANITARY CODE, TITLE 5 AND TOWN OF YARMOUTH HEALTH REGULATIONS. . 3. ANY CHANGES TO THIS PLAN MUST BE APPROVED BY THE HEALTH DEPT. AND CAPE COD ENGINEERING, INC. 4. INSTALLATION CONTRACTOR SHALL VERIFY WITH PLUMBING CONTRACTOR THE SOIL PIPE EXIT LOCATIONS AT THE FOUNDATION PRIOR TO SETTING COMPONENTS AND MAKING CONNECTIONS. S. WHERE THE PROPOSED WATER SERVICE PIPE CROSSES THE GUEST COTTAGE SOIL PIPE PROVIDE A 20 FT. LENGTH OF SCH. 40 PVC SOIL PIPE CENTERED ON THE POINT OF CROSSING. PRESSURE TEST TO INSURE WATER -TIGHTNESS. THE SOIL PIPE FOR GUEST COTTAGE CONNECTION TO THE SEPTIC TANK MAY BE INSTALLED AND CAPPED PRIOR TO GUEST COTTAGE CONSTRUCTION IF NECESSARY TO LIMIT FUTURE LANDSCAPE DISTURBANCE. 6. A S IT. PERIMETER EXCAVATION IS REQUIRED TO REMOVE UNSUITABLE SOIL AROUND AND BELOW THE S.A.S. TO A DEPTH OF APPROXIMATELY 7IT. REMOVE THE SURFACE SOILS AND THE IDI SOIL LAYER SHOWN IN THE SOIL TESTS. REPLACE EXCAVATED SOIL WITH A SUITABLE SAND FILL MEETING TITLE 5 SPECIFICATIONS. CONSTRUCT THE SAS IN THE NEW MATERIAL. REUSE EXCAVATED TOPSOIL AND SUBSOIL FOR EARTH COVER AS NEEDED. ' 7. INSTALLER SHALL CONTACT CAPE COD ENGINEERING, INC. (508-0964961) FOR A SOIL QUALITY INSPECTION OF THE PERIMETER EXCAVATION. CONTACT THE ENGINEER IF ANY QUESTIONS OR DOUBTS ARISE REGARDING SOIL CONDITIONS ENCOUNTERED DURING CONSTRUCTION. 9INSTALLER SHALL CONTACT ENGINEER ALSO AT COMPLETION OF CONSTRUCTION FOR _ LOCUS MAP SYSTEM CERTIFICATION IF REQUIRED BY THE TOWN. CO depth (is.) LEGEND 9. NO KNOWN WELLS EXIST WITHIN 200 FT. OF THE PROPOSED SEPTIC SYSTEM OTHER THAN mettlinT THE PROPOSED WELL INDICATED. NO KNOWN SEPTIC SYSTEMS EXIST WITHIN 200 FT. OF -at- DusrlNc ELEV. CONTOUR THE PROPOSED WELL OTHER THAN THE PROPOSED SEPTIC SYSTEM SHOWN. vt"o EXISTING SPOT ELEV. 10, PLAN REFERENCE: LCP 0 4075 J, SHEET It OF U. r: ' PROPosEn srOTELEv. 1 L ALL LAND AREA ON THE COASTAL BANK BELOW ELEV. - 19 LIES WITHIN THE COASTAL E loam. and FLOOD ZONE W 9' WITH BFE - 19. THE UPLAND PORTION OF THE SUBJECT LOT 42 $ PROPOSED ELEV. CONTOUR INCLUDING THE ENTIRE BUILDING SITE LIES WITHIN FLOOD ZONE'C'. ® PROPOSED SEPTIC TANK loamsand /OYR314 PROPOSED DLSTRulunoN Box .. ^❑ !-J PROPOSED SEPTIC SOIL ADSORPTION SVSRM B 6 SOIL TEST LOCATION Z Z Z 1 J «-+ TOPOFSLOPE 211-90 D nnd. lou IN PT. AND Ss PT. BUFFER EONS LINE FROM WETLAND EDGE packets a loam l" -ILS 90-132 k�x-- PROPOSED WORK LIMIT ekaser. mod ---V�-� PROPOSED WATER MAIN/SERVX1. . -(I E- UNDERGROUND ELECTRIC UTILITIES OVERREAD WIRES (� CENTERLINE _ e ({ PROPERTY LIN QF/V<W1y) 4R k #Z OF /x/2E/2 TY A, -/I- /8. P /VG. /- ZONE DF //VFwEn/cE l30v/v0 Ea /8.96 iV6 L/NES AS AUTI/STE� / ,' 2oFT YVeST U E i , \ 2 OPTiO Nei oL14 /a ya G vJEI� 10 i FCTl FV7'v.4E �L Etc 23.o 6TUC 5'7 - CST 470 O_c TAA6Nk `L� SA/V/ TAA y ,CL O W (O7 uP 1 E / C o , i( '4J k 045G o P ¢/ VQ 3 y, 11 X 5-4546 A/olE y f� 9/ s 40 I17 �o y w y 0 PAA P. \ /P ^✓ � �'� �O 0Fin 6P°Lc x 5 Q (7' r u 39 D ! _1 1 �d1 / 5(0,' ( p X115 �k 2b 17' �- Zd z6 ZS DESIGN DATA SYSTEM DESIGNED FOR GARBAGE DISPOSAL 8 0 HYDRAULIC LOADING - 6 BEDROOMS X I IOGPD/BR - 660.0 GPD DEEP OBSERVATION HOLE P I t DEEP OBSERYATION HOLE P 1 performed 17 Robed M. Perry, RV / e TANK DESIGN Performed by Robert M. Perry, PM p L'.Y/s T//v G STD/vE Test Data March 3l. 1999; Wilson: Amy Von Hone, Yarmouth Health Dept Tat Date. March 7I, 1999 ; W&near. Aeq Van Hoge, Yarsseeth Hea1W DrpL , \Q G l / TE TT Y r nv r ansa a •, v ........- .. --..- _ . ___ __ #1.200% X 660 GAL -1,320 GAL - PROVIDE 1500 GALLON SEPTIC TANK, H-10 N2.100% 660 - 660 GAL - PROVIDE 1000 GALLON SEPTIC TANK. II -10 SAS DESIGN PERCOLATION RATE - LESS THAN 5 MPI LONG TERM HYDRAULIC LOAD RATE - 0.74 GPD/S.F. / 1.5 - 0.49GALIS.F. SIDEWALL AREA (2 UNI'I'Sx2x39'+12.83'x2') - 414.6 S.F. BOTTOM AREA - (2 UNITS) 39'x 12.93'- 1,000.7 S.F. LOADING: (414.6 S.F. + 1000.7 S.F.) 0.493 GAL/S.FJDAY - 697.8GPD TOTAL LEACHING CAPACITY = 697.8 GPD elevation depth (is.) l orina texture color mettlinT other 22.5-212 0-4 O HEMtC 2.31-23.0 4.6 E loam. and IOYR 512 23.0-22.0 6-9 A loamsand /OYR314 22.0-21.2 9-20 B loam gad IOYR S/0 213. Ica 211-90 CI nnd. lou 2.5Y S/4 packets a loam l" -ILS 90-132 G loam sand ekaser. mod elevatloe depth (is.) horesn texture odor mottling other 23.5-23.3 0-3 O HEMIC 2 3.7-23.1 3.5 E m canod 10YR542 23.1- 22.0 6.9 A loam and IOYR 3f 4 22.2-21.0 9-30 B loam. nod 10YR S/0 21.2-16.5 22-94 CI nod. loam 2_5Y5/4 pockets s. bass 16.3-12.5 90-132 G loam nod cleaner. me& 2 / / 4` a Z, -47- PROVIDE Z - PROVIDE 2 SEPARATE GALLEY -TYPE LEACHING UNITS EACH CONSISTING OF 4 PRECA.Q Parent material: Ice Contact Deposit Parent material: Ice Contact Deposit CONCRETE, SOO GALLON, H-20 LEACHING DRYWELLS, END- TO - END, CENTERED IN A 39 T. Depth to Groundwater. not encountered Pert- Part daattDepth is Da:: See aee ttett 0 I at oeecoantrted LONG X 12.93' WIDE TRENCH, SURROUNDED By Y," TO I W DIAMETER. DOUBLE -WASHED STONE. Pere test data: Presoaked. Perked. 12"- 9": 2 Rots. 6 nee; 9"- 6"A min.4 nee SET TO THE SPECIFIED ELEVATIONS, AT THE LOCATION SHOWN ON THE PLAN. Bottom of percolating teat hok Gia 112 Inch" depth PERCOLATION RATE :Las than S MPI PERCOLATION RATE : Loa than S MPI ' SIs1?TIC SN(STENA TPT20FIL_E -No iLCALE- I,tANlap Lt COVE R-MtN.DIA"Zia' MANWOLE: EL COVER-MIN.DIA'24• d'�MANk4oL6 WITH CcNCJzeTt` 131mU6NT U TO WITFJI n. G" Or 15ROue HT UP Ta WITl4IN Ce" Or 2• LAYER � _3g' _� C.IDVCR }F T=AME,07 tSHF_P G j5v4Du 1=D GPADE FINtsNED Gi7laDE. WASF4ED SZUN L� _ WITi••IIN 6"OF Flit l'SHE-� GRADE - �i tNV. 20. S3 20 /7 - i �- � �, - � �_ .• e/9. � I xf. MAX.MAlT NP I= D^ OUTLLT �L �I - y- ,:.:. �- •• Y.6 KNO04011i 3 + Zc._: L . 3J _ L" . \_ J DnC1d_ � DO QQQOI7 OC1OQa Iwzzo.o.C,r• /9.jz I�Oaa0Mr_3 CIO oaQaQaoaoor� ^,, INv.•ZC.S� �.33 / . Gqs 0.,.. MONOOC7L70 DO QC1CiQ[�QaQMC:10 �•S: q -O- BAFFLE 4-O` BAFFLE > JTbNe I �.. - nano aaaa - =1 1= C[aaaQaa0aaa ''�,�. •L Z ' - LIQUID LIQUID -------+..111 111+++--- 0.5' or 3/4" TD I - LEVEL `! LEVELy16TRIISUTION T30X '� _ I%1•¢55T70Nf 3/4 -XYZ ;66LL'- 5 BELOW TANK r - _ . _ _ _ - . . • �.IvERT UTL.eT 77=1 r S. TTbM DF' _ _ ".l•.• , ,..J, `'t ;. • .o ..•, a •>^ ♦ . . a.. .•• .,, i.•, • •,.- OF E ALL Ol.1TLF3TS Tb / + � ... •� >•• •• -O � i +/ s'• BE M4 SAME OR � 3-t�q ELEV:=/%.6} pfoTC: 4 v a o " E ' � c - o. e • 1 USI, FLoTATNGj.WIGR J/ ALL PIrL To 5t OUTLETS yPiCAL. LEACH 5y-sTL-M CRr��s-�CGTION 4•'0T+V.C.TIGHT *�5GPTTCTAAII< S�EP�C TANK So IMT. ,ITT�y.- /6-00N OO (3"LoS �I.pC,IT7�yyL�' /°CO e�,L LO Pis OUTLCT Fat FS 5H4LL Ba _ -Mo sei.La- PRGCA6Y RGl1yFOiZCGD �NCSZETt PRtCAb t Y^IsyF02CED �NGRETt LL•VCL FbR AT LrAST `2 G' ++ L L F Y S TWO FELT �S /10 $� p ) 2 4 ii O 20 AO n ma^ JA �vl I ' i s� PLAN OF PROPOSED SUBSURFACE SEWAGE DISPOSAL SYSTEM FOR A PROPOSED SINGLE FAMILY DWELLING SCALE: NOTE LOT 42 GREAT ISLAND ROAD DATE: MAY 14, 2002 WEST YARMOUTH, MASSACHUSETTS CAPE COD ENGINEERING, INC 50 LEL.AND RD. BREWSTER, MA 02631 508.896-4861 -LOCUS: ASSESSORS' 1%IAP 3, PARCEL C 42 DRAWING NUMBER 7- # J