Laserfiche WebLink
OSTP Design Summary Worksheet UNIVERSITY , � `' <br /> Minnesota Pollution OF MINNESOTA ...,::r <br /> Control Agency Lam- <br /> Property Owner/Client: Nihr Shah Project ID: v 12.08.06 <br /> Site Address: 2300 Willow Hill Dr.Orono Hennepin County(Primary site) Date: <br /> 1. DESIGN FLOW AND TANKS <br /> A. Design Flow: 750 Gallons Per Day(GPD) Note: The estimated design flow is considered a peak flow rate <br /> including a safety factor.For long term performance, the average <br /> B. Septic Tanks: daily flow is recommended to be<60%of this value. <br /> Minimum Code Required Septic Tank Capacity: 2250 Gallons,in 2 Tanks or Compartments <br /> Recommended Septic Tank Capacity: 2250 Gallons,in 2 Tanks or Compartments <br /> Effluent Screen&Alarm? no <br /> C. Holding Tanks Only: <br /> Number of Holding Tanks: Total Volume of Holding Tanks: Gallons <br /> Type of High Level Alarm: <br /> D. Pump Tank 1 Capacity: Gallons Pump Tank 2 Capacity: Gallons <br /> 2. SYSTEM TYPE <br /> Type of Soil Treatment and Dispersal Area* Type of Distribution* <br /> 0 Trench 0 Bed QQ Mound 0 At-Grade <br /> 0 Gravty Distribution 0 Pressure Distribution-Level 0 Pressure Distribution-Unlevd <br /> 0 Drip 0 Holding Tank 0 Other: <br /> *Selection Required Benchmark Elev= 101.8 ft <br /> System Type Benchmark Location: Top of iron <br /> Type of Distribution Media: <br /> r:IType I 0 Type II D Type III D Type IV 0 Type V Rock <br /> 3. SITE EVALUATION: <br /> A. Depth to Limiting Layer: 20 in 1.7 ft Elevation &Location of Limiting Layer: 99.8 ft <br /> B. Minimum required separation: 36 in 3.0 ft Location: <br /> B. Measured Percent Land Slope: 7.0 % 0.0 Code Maximum Depth of System: -16 in* <br /> C. Soil Texture: Loam Perc Rate: 3 MPI *if value is negative a mound is required <br /> D. Soil Hydraulic Loading Rate: 0.60 GPD/ft2 E.Contour Loading Rate 12.0 Gal/ft <br /> 4. DESIGN SUMMARY <br /> Trench Design Summary <br /> Dispersal Area ft2 Sidewall Depth in Trench Width in <br /> Total Lineal Feet ft Number of Trenches Code Maximum Trench Depth in <br /> Designer's Max Trench Depth in <br /> Bed Design Summary <br /> Absorption Area ft2 Media Below Pipe in Code Maximum Bed Depth in <br /> Bed Width ft Bed Length ft Designers Max Bed Depth in <br /> Mound Design Summary <br /> Absorption Area 1260 ft2 Bed Length 63 ft Bed Width 10.0 ft <br /> Absorption Width 20.0 ft Clean Sand Lift 1.3 ft Berm Width (slope 0-1%) ft <br /> Upslope Berm Width 10.0 ft Downslope Berm Width 26.0 ft Endslope Berm Width 12.0 ft <br /> Total System Length 87.0 ft Total System Width 46.0 ft <br />