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Friction MethodManning Formula
Solve ForNormal Depth
Input Data
Roughness Coefficient0.045
Channel Slope 0.00740 ft/ft
Left Side Slope 4.00 ft/ft (H:V)
Right Side Slope4.00 ft/ft (H:V)
Discharge 12.50 ft³/s
Results
Normal Depth1.24ft
Flow Area6.17ft²
Wetted Perimeter10.24ft
Hydraulic Radius0.60ft
Top Width9.93ft
Critical Depth0.91ft
Critical Slope0.04002ft/ft
Velocity2.03ft/s
Velocity Head0.06ft
Specific Energy1.31ft
Froude Number0.45
Flow TypeSubcritical
GVF Input Data
Downstream Depth0.00 ft
Length 0.00 ft
Number Of Steps0
GVF Output Data
Upstream Depth 0.00 ft
Profile Description
Profile Headloss 0.00 ft
Downstream VelocityInfinityft/s
Upstream Velocity Infinity ft/s
Normal Depth 1.24 ft
Critical Depth0.91 ft
Channel Slope 0.00740 ft/ft
Critical Slope0.04002ft/ft
Worksheet for SOUTH 100-YR 0.74%
4/12/2012 3:11:48 PM
Bentley Systems, Inc. Haestad Methods Solution CenterBentley FlowMaster [08.11.00.03]
27 Siemons Company Drive Suite 200 W Watertown, CT 06795 USA +1-203-755-16661of1Page