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Friction MethodManning Formula
Solve ForNormal Depth
Input Data
Roughness Coefficient0.045
Channel Slope 0.03150 ft/ft
Left Side Slope 4.00 ft/ft (H:V)
Right Side Slope4.00 ft/ft (H:V)
Discharge 5.80 ft³/s
Results
Normal Depth0.71ft
Flow Area2.02ft²
Wetted Perimeter5.85ft
Hydraulic Radius0.34ft
Top Width5.68ft
Critical Depth0.67ft
Critical Slope0.04434ft/ft
Velocity2.88ft/s
Velocity Head0.13ft
Specific Energy0.84ft
Froude Number0.85
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 0.71 ft
Critical Depth0.67 ft
Channel Slope 0.03150 ft/ft
Critical Slope0.04434ft/ft
Worksheet for SOUTH 100-YR 3.15%
4/12/2012 3:11:04 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