2018-09-11_PERMIT FILE - C1981008A (12)

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SEDCAD 4 for Windows rn ...inhr loon -9nln Po i. i Gh�.roh Bottom Left Right Retardance Freeboard Freeboard Freeboard Limiting Width(ft)Sideslope Sideslope Slope (%) Classes Ratio Ratio o Depth (ft) /o of Depth Mult. x (VxD) Velocity (fps) 1.00 2.0:1 2.0:1 2.5 D, B 0.30 7.0 Vegetated Channel Results: Structure #3 (Erodible Channel) Postmine Channel Below TW Ditch Trapezoidal Erodible Channel Inputs: Material: Cobbles and shingles Bottom Left Right Stability Class D w/o Freeboard Stability Class D w/ Freeboard Capacity Class B w/o Freeboard Capacity Class B w/ Freeboard Design Discharge: 2.90 cfs Depth (ft) % of Depth Mult. x (VxD) 2.90 cfs 3.00 3.0:1 3.0:1 2.2 0.0350 Depth: 0.65 ft 0.95 ft 1.15 ft 1.45 ft Top Width: 3.60 ft 4.80 ft 5.61 ft 6.81 ft Velocity: 1.94 fps 0.76 fps X -Section Area: 1.49 sq ft 3.81 sq ft Hydraulic Radius: 0.382 ft 0.619 ft Froude Number: 0.53 0.16 Roughness Coefficient: 0.0639 0.2248 Structure #3 (Erodible Channel) Postmine Channel Below TW Ditch Trapezoidal Erodible Channel Inputs: Material: Cobbles and shingles Bottom Left Right Freeboard Freeboard Freeboard Limiting Sideslope Sideslope Slope (%) Manning's n Width (ft) Depth: Velocity (fps) Ratio Ratio Depth (ft) % of Depth Mult. x (VxD) Velocity: 3.00 3.0:1 3.0:1 2.2 0.0350 0.30 5.5 Erodible Channel Results: Structure #2 fflond) Pond 016 Pond Inputs: 0 Filename: NH2 Pond 016 As -Built 10-24 7.9.18.sc4 Printed 07-10-2018 Attachment 2.05.3(3)-36 Page 15 July 2018 (TR -84) w/o Freeboard w/ Freeboard Design Discharge: 13.36 cfs Depth: 0.69 ft 0.99 ft Top Width: 7.13 ft 8.93 ft Velocity: 3.84 fps X -Section Area: 3.48 sq ft Hydraulic Radius: 0.474 ft Froude Number: 0.97 Structure #2 fflond) Pond 016 Pond Inputs: 0 Filename: NH2 Pond 016 As -Built 10-24 7.9.18.sc4 Printed 07-10-2018 Attachment 2.05.3(3)-36 Page 15 July 2018 (TR -84)