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OSTP Design Summary Worksheet UNIVERSITY $� l <br /> Minnesota Pollution OF MINNESOTA ,Z�y <br /> Control Agency <br /> Property Owner/Client: Verne Hubbell Project ID:E== v 11.09.22 <br /> Site Address: 13340 Watertown Road, Orono, Hennepin County <br /> 1. AVERAGE DESIGN FLOW: <br /> A. Design Flow: 450 Gallons Per Day(GPD) Note: The estimated design flow is considered a peak flow rate including a safety <br /> factor.For long tem+performance,the average daily flow is recommended to be <br /> B. Septic Tank capacity: 2000 Gallons 60%of this value. <br /> C. Number of Septic Tanks or Compartments: L2 Effluent Screen ft Alarm? NO <br /> Type of Soil Treatrnent and Dispersal Anna' Type of mrbution* <br /> Q Trenches O Bed QQ Mound At Grady O Gravity Distribution QQ Pressure Datrbution l,evd Q Pressure Distribution-lMkvel <br /> Q Drip Di b. Q Hol ft Tank O <br /> 'Selection Required Benchmark Elev= 100 ft <br /> System Type Benchmark Location:I top of concrete slab <br /> 2 Type I ❑Type 11 ❑Type III El Type IV C]Type V Type of Distribution Media: <br /> rock <br /> D. Pump Tank 1 Capacity: =Gallons Pump Tank 2 Capacity: =Gallons <br /> 2. SITE EVALUATION: <br /> A. Depth to Limiting Layer: 20 inches 1.7 ft Elevation &Location of Limiting Layer: 95 ft <br /> B. Measured Percent Land Slope: 11.0 % 0.0 Location: '1 <br /> C. Soil Texture: Loam Perc Rate: MPI <br /> D. Soil Hydraulic Loading Rate: 0.60 GPD/W E.Contour Loading Rate 12.0 Gal/ft <br /> 3. DESIGN SUMMARY <br /> Trench Design Summary <br /> Dispersal Area �ft, Sidewall Depth in Trench Width —�in <br /> Total Lineal Feet ft Number of Trenches Maximum Trench Depth —�in <br /> Designers Max Trench Depthin <br /> Bed Design Summary <br /> Absorption Area fe Media Below Pipe in Bed Length ft <br /> Bed Width [�ft Maximum Bed Depth [�in Designers Max Bed Depth E=in <br /> Mound Design Summary <br /> Absorption Area 375 fe Bed Length 3$ 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 9,Q ft Downslope Berm Width 20.0 ft Endstope Berm Width 13.0 ft <br /> Total System Length 64 ft Total System Width 39 ft <br /> At-Grade Design Summary <br /> Absorption Bed Width ft Absorption Bed length ft System Height ft <br /> Absorption Bed Area ft2 Upstope Berm Width ft Downslope Bern Width ft <br /> Endstope Berm Width ==ft System Length =ft System Width =ft <br />