Laserfiche WebLink
A. <br />B. <br />C <br />D. <br />E. <br />F. <br />FLOW <br />Estimatt•d __ -~1::,0 gpd <br />measured ___ x ____ = ____ gpd <br />SEPTIC TANK VOLUME <br />2e.1fk:X? gallons <br />SOILS (Site evaluation data) <br />Depth to restricting layer= £. 0 <br />Maximum depth of system C -3 ft= '2.~o <br />Texture Se,.Jx /t:,aM Percolation rate ,t>-1 b <br />SSF Ln_sq /gpd <br />TRENCH BOTTOM AREA <br />feet <br />feet <br />MPl <br />H. For trenches with 6 inches of rock below the pipe: <br />Ax F = x __ = __ sq ft of bottom area <br />I. For trenches with 12 inches of rock below the pipe: <br />A x F x 0.8 = 25Q_ x L.TI x 0.8 = ]bZ..s:,q ft of bottom area <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 <br />K. For trenches with 24 inches of rock below the pipe: <br />Ax F x 0.6 = __ x __ x 0.6 = __ sq ft of bottom area <br />BED BOTTOM AREA <br />L. For Gravity beds with 6 or 12 inches of rock below the pipe; <br />1.5 x Ax F = 1.5 x _._· x __ . = __ sq ft of bottom area <br />For Pressure beds with 6 or: 12, inches of rock below the pipe; <br />Ax F = __ · x ~ ·=-'.-sq ft of bottom area <br />ROCKVOLUME IN CU Ff <br />M. Rock depth below distribution pipe plus 0.5 foot times bottom area: <br />· M =Rock depth;+.~iinches x Area (H,I,J,L,K) <br />· .<l~t.J>.:§Jt>.!S,l&Z..=llil$-cu ft <br />ROCK VOLUME IN CU YDS <br />N. V olurne in cu ft divided by 27 <br />M + 27 = cu yds uj3+27 ='i.1_ cu yds <br />ROCK WEIGHT <br />0. Cubic yards times 1.4 = tons · ---·· <br />N x 1.4 = tons· 'it. ·· x 1.4 =~ tons <br />DISTRIBUTION <br />. . . . (Check one b~s,eq_g~ s~gpe)_ .. -Bed(< 6% slope) <br />'Trenches Y r:>rop bi:ixes'(anyslope) __ Distribution box(< 3%) <br />P. <br />Q. <br />R. <br />S. <br />··· ··~ '.:-SYSTEMLENGTH <br />Select width= 3. D·te~rJfo·n:-:,·, <br />Divide bottom area by · wi~tll: (Ij:,.µ..or K) + P = lineal feet <br />7/;l;;__ + X = _W"_lin lineeaal feet <br />Gravelless Pipe <br />( 10" :A x F + 3)= Lineal Feet ( 8" :A x F + 2)= Lineal Feet <br />Chamber (A x F + width of chamber) <br />__ x __ __= __ lineal feet <br />LAWN AREA <br />Select trench spacing, center to center =2.t)_ feet <br />Multiply trench spacing by lineal feet Rx Q = sg ft of lawn area <br />X = ___ sgft <br />LAYOUT (Use other side) <br />1. Select an appropriate scale; one square= ________ feet. <br />2. Shm,v pertinent property bow,daries, right-nf--way, easements. <br />'.i. Show location of house, garage, driveway, and all other <br />improvements, existing or proposed <br />4. Shmv location and layout of sewage treatment system. <br />5. Show location of water supply well. <br />6. Dimension all set backs and separation distances. <br />_l:wrna~rdSrwag".FI""' "'-~•allon, per Day (gpd) <br />Nun1hc1 <br />of Type I 'I)'rir II Type 111 l)'pe IV <br />llcdrooms <br />2 300 225 180 (,(I~· 3 450 300 218 uf <br />4 600 375 256 lh, <br />5 750 450 294 value.\ <br />in 6 900 525 332 lhc <br />7 1050 600 370 olhcr <br />8 1200 675 408 column., <br />Numher Minimum Minimum <br />Septic Tank Capacity with of Liquid Garbage <br />Bedrooms Capacity Disposal <br />(gallons) (gallons) <br />2 or less 750 1.125 <br />3 or4 1.000 1,500 <br />5 or6 1,500 2,250 <br />7 or 8 2,000 3,000 <br />over9 See fig. C-6 (x 1.5) <br />Snil Chitrach.•ristics & R~uin.,J An.-a~ lot St!wait.' T~almcnt <br />Percolation Rate Squ.i.re(.,.d ~lkw,,, <br />Soil Texture f""Tp;dk..-i J""rdaf Minutes per inch J""Td:&)' J""T.qua!'<' <br />(mpi) ""' <br />Faster than 0.1 • K:oarse Sand ·----- <br />0.1 toS Sand 0.83 1.20 <br />0.1 toS Fine Sand .. 1.67 0.60 <br />6 to 15 ISandyLoam L27 0.79 <br />16 to 30 Loam· .1.67 0.60. <br />31 to45 Silt Loam:•: ·2.00 '050 <br />.. ·.461~60 ,· qatl;;:~-2.-f.O 0.45 <br />Slower than 60 ... (0.24) <br />• • ;11; .. · . •. : <br />• Soil .too coarse for sewage tre.\lment..-.. <br />Use systems lot' rapidly ~able soils. <br />•• Soil having 50%or moreof fincor,•ery fine sand. <br />-•Soil with too high a perrentageo! day for <br />installation of an inground standard system.