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► ► \ \ "11 , At. . I t)‘tA 1 NH IN i ,li 1 1 1 Al \ . ss ► tiot- 6
<br /> FLOW , `J`t IIIx1)
<br /> A 1".tittI ated )3"' gl'(11J N her __. —1
<br /> ii ieast(red x - 1 1)(1 ,--k— of iv:. I IN pi.II -1\l,e III Type IV
<br /> SEPTIC TANK VOLUME Iletlrtxmu
<br /> 2 .
<br /> 11x) 225 IRo
<br /> /n/ gallons 1 450 100 218
<br /> rnn:
<br /> 4 600 175 2S6 die
<br /> 5 750 450 294 `a'"m
<br /> ;
<br /> SOILS (Site evaluation data) 6 900 525 w2 ,w.
<br /> 7 10511 600 170 •""
<br /> C Depth to restricting layer = Lit I feet x 12(X) ray 405
<br /> I) Maximum depth of system C - 3 It -- id -- feet
<br /> F. 1('Xtllre ioZr''‘__—_-_ Percolation rate 14,--19M}rl hl numun' M,,-
<br /> Number
<br /> F. SSI:1167- sq ft/gpd Septic land Capacity with
<br /> Of Liquid Garbage
<br /> Bedrooms Capacio Disposal
<br /> TRENCH BOTTOM AREA (gallons) (gallons)
<br /> I-1. For trenches with 6 inches of rock below the pipe: 2 or less 750 1.125
<br /> A x F= x = sq ft of bottom area 3 or 4 I.000 1.500
<br /> I For trenches with 12 inches of rock below the pipe: 5 or 1,500 2,250
<br /> p P 7 or 8 2,000 3.000
<br /> Ax F x 0.8 = x _x 0.8 = sq ft of bottom area over 9 See fig.C-6 (x I.5)
<br /> J. For trenches with 18 inches of rock below the pipe:
<br /> A x F x 0.66= x x 0.66= sq ft of bottom area Soil characten,ncsa&Rt..,,rred,,rea.h"se..Age)reatment
<br /> K. For trenches with 24 inches of rockPerculatnm Rate below the pipe: Mumma inch Sod Texture cit, t.,aa
<br /> ssi
<br /> AxFx0.6 =___ _ x x0.6 =__ sq ft of bottom area ' —_
<br /> BED BOTTOM AREA Faster than 0 1• Coarse Sand ---- ---
<br /> 0.1 to 5 Sand 0-83 1-20
<br /> L. For Gravity beds with 6 or 12 inches of rock below the pipe; 0.1 toy Fine Sand** 1.67 0.60
<br /> 6 to 15 Sandy Loam 1.27 0.79
<br /> 1.5 x A x F= 1.5 x x = sq ft of bottom area 16 to 30 Loam 1,67 0.60
<br /> For Pressure beds with 6 or 12 inches of rock below the pipe; 31 to 45 silt Loam 2.00 0.50p P 46 to 60 Clay Loam 2.20 0.45
<br /> A x F= x = sq ft of bottom area Slower than 60•'• Clay --- (0.24)
<br /> ROCKVOLUME IN CU FT •Sod t,.,coarse for sewage treatment
<br /> Ux•systems our rapid',permeable>oil,
<br /> NI. Rock depth below distribution pipe plus 0.5 foot times bottom area: -soil havmg50%ormore offine orvery lane sand
<br /> "'Sod with too high a percentage of day for
<br /> M=Rock depth+6 inches x Area (H,I,J,L,K) instAlatton of an inground standard system.
<br /> ( +0.5ft)x = cu ft
<br /> ROCK VOLUME IN CU YDS
<br /> N Volume in cu ft divided by 27
<br /> M±27=cu yds > 27= cu yds 6 inches= 0% Reduction*
<br /> ROCK WEIGHT
<br /> 12 inches—,20%.Reduction•
<br /> 0. Cubic yards times 1.4= tons
<br /> N x 1.4=tons x 1.4= tons S..181richeS %n Reduction
<br /> .3 3', b L•. xF' ),,
<br /> '21,tinches -40%Reduchon
<br /> DISTRIBUTION * tztrig fo )r rave s .( ('1:
<br /> (Check one based on slope) Bed(<6%slope)
<br /> Trenches Drop boxes(any slope) Distribution box (< 3%)
<br /> SYSTEM LENGTH
<br /> P. Select width = ft 1.1.1.1.1.1.1.1.1.1.1.1•
<br /> 'r•r•r a?V.•r•r•r•r•r.r•r•J;•J•
<br /> Q. Divide bottom area by width: (H,I,J,or K)-P= lineal feet -r'1'1'1'1'1'1'1'1'1'1'1'1'1'1 2 iochCoe)er
<br /> r r•r•r•r•r•r•r•r•r•r•r•r•r-
<br /> 1.1.1.1.1.1.1.1.1.1.1.1.1.1.1
<br /> =1 = lineal feet •r{:.r•r'r'r.r'r'r'r'r'r'r'r'r'
<br /> 1.1.1.1.1• •1.1.1.1.1.1.1
<br /> 'r•:4".**r•r •.•r•r•r.r.
<br /> Gravelless Pipe '.'411111.1%,.' }'1j}ftifti
<br /> r•
<br /> . 1.1.1.1• ;.1.1.1.1
<br /> :f.r.r.r. r.r.r.r.
<br /> ( 10" :A x F r 3)= Lineal Feet (8" :A x F- 2)= Lineal Feet �•�•�•'• ;•1.1.1.1 4 inchPipe
<br /> • 'f•r•r•r• r•r•r•J.
<br /> s•1.1,•ti•ti• 1.1.1.1,•1
<br /> Chamber(A x F-width of chamber) f•r•r•6;. :'r'J'r'J'
<br /> -1.1.1.1.1 1.1.1.1.1
<br /> 1 Q �r•r•r•r•r• .r•f•l•J•J•
<br /> .750 x16 I _ 3 = yt&linC al feet "1'1'1'1'1'1' 1'1'1'1'1'1
<br /> r•r•r•r•r•r•r•r-r•r•r-r-r•r•r-
<br /> T:::::::::P:1:::::: .1.1.1.1.1.1
<br /> LAWN AREA •fti•1.1.1.1.1.1fti:titi:ti�tirti`tirti
<br /> J•J•J•r•r•r•r•r•J•J•J•r•J•J•
<br /> .1.1.1.1.1.1.1.1.1.1.1.1.1.1.1
<br /> R ` r-J•r•J•J•r•r.r•r• .:::: J•J•
<br /> Select trench spacing,center to center = feet 1.1••••1.1.1.1.1.1.1.1.1.1.1.1
<br /> `f.r•r•r•J•J•r•J•r•J•J-J•J•r-J• 6�4 incl
<br /> Multiply' trench spacing by • 1.1.1.1.1.1.1.1_r.e-r-.1.1.1_•1 Rock Beb W[Le P.
<br /> 11 acing lineal feet R x Q = sq ft of lawn area r•r•r.r•r•r•r•r r-J.J-r•r•J r•
<br /> .1.1-1.1.1.1.1.1••..1.1.1.1.1.1
<br /> - J•J•J•J•J•J•J•J•J•J•J•J•J•J•J•
<br /> .•1.1.1.•..1.1.1. .1.1.1.1.1.1••.
<br /> J•J•J•J•J•J•J•J•J•J•J•J•J•J•J•
<br /> x sq ft .•1.1.1.1.1.1. .1.1.1.1.1.1••.•'.
<br /> J-J.r•J•J•J•J.J-J.J•J•J•J•J•J•
<br /> -•1.1.1.1-1.1.1••.•1.1.1.1••.•1.1
<br /> LAYOUT(Use other side) J•J•J•J•J•J•J•J�J•J�-•-_J•J�J•:•J• _
<br /> 1 selec t an appropu laic .(ale, one square leer
<br /> Show pertinent piol,ert\' boundaries, right-of was-, e.f,t'nle•Ilt>
<br /> 3 Show location of house, garage, driveway, and all other
<br /> In)provement,, ex1stIng of proposed
<br /> 4 Show location and layout of sewage I reatnucnt system_
<br /> 5 Show location of water supply well.
<br /> 6 I)inlension all set backs and separation distarue,
<br />
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