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_ existing grade
<br /> Irbock fin r ,"min.
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<br /> r i
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<br /> '1
<br /> i o t-.1,4. 1_,'"VAW‘
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<br /> SET- BACKS '-.1••Y
<br /> *C� � -. 02_51.5
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<br /> ,t-- y y--.{
<br /> System must be:
<br /> Tank )0. from property lines TRENCH X- SECTION
<br /> ?�' from wells
<br /> a� from bldgs.A? oN"�'- . /V {min, of two trenches)
<br /> Treatment area S Q'from lakes, streams (max. length 100')
<br /> Treatment area 2.a.... from property lines
<br /> 3-tA P uo es vn,,I.1 D. 1L from wells
<br /> -
<br /> .____-___.- A�uc,«� �� from Bldgs.
<br /> -� ��} " )O 'from trees ote:Power supply and switches must be in a weather
<br /> ,, - 1>> 11 I ' — SOIL BORING ELEVA
<br /> proof enclosure outside •pumping chamber
<br /> lilt f .O min. _______L_______,______-7-,- _ --
<br /> I• ,, THal EL.-` ,.7)
<br /> / /moo } soca 9,,\ 60:9 gr,1. ' pipe__ t I { L
<br /> Tank r=_:__ •'"_pi !QI ��1,; TH.R2 EL.—9 1..>e 9
<br /> Drop to Tank
<br /> Tank rr�• -3 5 - Grode�%slope TH 3 EL.-�S3
<br /> t- -, _ ..„,,. ,,- „St.S �`�At least ��._ of undisturbed TH, 4 EL:
<br /> Min. I"to 8 Pumping earth between trenches TH.`5 EL.-____
<br /> Max.l tto4' Chamber ELEVATION at PROF
<br /> 4"to 6'�dia. pipe CHAMBER-'1'1'3.0
<br /> U .A k..1 v.%‘._\.--ms 91-F- _ vi) Pf?' f\L 1 s-S'.-�
<br /> iYSTEM DESIGN
<br /> TYPE-.1 , BEDROOM - Percolation rate 31,1 min./inch (design'q.,,,--•,.00 min./inch)
<br /> Treatment area required w/ +of rock filter material tb"/o =3,l, sq.ft. of trench bottom area needed -"rtrench width = 13 D, lin.ft.of trench needed , number of drep-1
<br /> Dumber of tanks required . , 1st tank loo c>gaL, 2nd tank. Oogal. minimums ti,_��- <',c .
<br /> (to be determined by the installer) �,ss'
<br /> ;lean rock ---cu,yds. ( 3/4„ to 2 1/2"dia.,includes 2"above pipe ) 1 3;'_L..)y-\.1-'-'S to'b,_0_ 4,14.1%), ‘,,\,-<-.f V',v PROPERTY OF V)V---L `
<br /> 'umping chamber capacity= 25% of daily sewage flow-of i Y,O gal.=j gal.+Reserve.storoge_gal.t Pipe,.back drainage -' gal= a S ) gal.cap. ?-°-< („0-) 4 (.S t-1 oo
<br /> 1«<71 "�i),lr--A*S\--r l.) i ��� ��--�'r Tom`= I.it� "SL�3-t
<br /> Reserve storage =I<r:c.ga I./bedroom- 'gal. t pipe back drainage-__ gal./1OOIin.ft. " pipe- length of pipe needed app 3. ft. _ `Z 31
<br /> ---. —gal.) )...c),--) .-1 . Co .
<br /> Dump size 11'Z- hp w/mercury float pump controls 0STt, 2-` r ',.,z x -\--•.--,, , ,st-4-lPrFA-,r" _..'L3_ ;rti ) r,--„,,. ,-,p-s)_.
<br /> S—P TESTA
<br /> ote: When constructing bed - , this area should be shaped Note: Distance from treatment area to neighboring wells- /,- --.•622.
<br /> to divert run-off from entering treatment area. �' -mac- Y 0/ Designed By:
<br /> Date://)I /Se/, PH. 612
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