Laserfiche WebLink
UNIiWYtlTW W.R[lOfA -''x.''..y <br /> Minnesota Pollution Design Flow and Soil Worksheet _ fr` <br /> Control Agency <br /> 3. SOIL LOADING RATES:Use either A.or B.below <br /> A. 7080 Table IX' B. 7080 Table IXa <br /> DETAILED SOIL DESCRIPTIONS(SOIL PIT PERCOLATION TEST LOADING RATE <br /> REQUIRED) SIZING (GPDme) <br /> Faster than 0.1" 0.00 <br /> Texture 0.1 to 5' 1.20 <br /> 0.1 to 5 (soil texture 0.60 <br /> Texture groups 3 8 5) <br /> Group 6 to 15 0.78 <br /> 16 to 30 0.60 <br /> Structure 31 to 45 0.50 <br /> 46 to 60 0.45 <br /> 61-120 0.24 <br /> Grade Slower than 120 0.00 <br /> *Rapidly permeable soils:see 7080.2260 <br /> Consistence Slowest measured <br /> percolation rate: 3.0 <br /> Select Soil <br /> Loading Select Soil Loading Rate: 0.60 <br /> C. Design Loading Rate. 0.60 GPD/ft2 <br /> 4. ORGANIC LOADING(if pretreatment is being used) <br /> Organic Loading =Design Flow X Estimated C80D in mg/L in t 1,000,000 = lbs CBOD/day <br /> gpd X mg/L X 8.35 <br /> Table III(7083.4030) <br /> Treatment CBOD( /L) <br /> Level A 15 <br /> Level B 25 <br /> Level <br /> i hereby certify that 1 have completed this work in accordance with all applicable ordinances,rules and laws. <br /> 00, <br /> Joseph J Ohm W25109 <br /> 810 <br /> (Designer) (Signature) (License#) (Date) <br />