Laserfiche WebLink
0.0000 Acres <br />2. Frequency ........................yr <br />= 10 <br />3. Rainfall ,P(24 - hour) .............. <br />in = 2.00 <br />4. Initial abstraction, la............ <br />= 0.3529 <br />5. Compute la /P ....................... <br />= 0.1765 <br />6. Unit peak discharge, qu <br />...... csm/in = 852.71 <br />7. Runoff, Q .........................in <br />= 0.7951 <br />8. Pond & swap adjustment <br />factor .... Fp = 1.00 <br />9. Peak Discharge,gp ...............cfs <br />= 6.1445 <br />DITCH C7 <br />Channel Type: Trapezoidal, Equal Side Slopes <br />Dimensions: Left Side Slope 2.00:1 <br />Right Side Slope 2.00:1 <br />Base Dimension: 1.00 <br />Wetted Perimeter: 3.70 <br />Area of Wetted Cross Section: 1.33 <br />Discharge: 6.10 cfs <br />Depth of Flow: 0.60 feet <br />Velocity: 4.58 fps <br />Freeboard: 0.30 feet <br />DITCH C8 <br />Time of Concentration (SCS Method) <br />Curve Number: 85 <br />Length of Flow (ft): 2480.67 <br />Average Land Slope (percent): 7.3 <br />Revised August 2009(PB06) Attachment 2.05.3(3) -1 -17 <br />