Storm Drain Sizing Calculator
Inputs
in/hr
acres
ft/ft
Tab to move between fields
Results
Design Flow (Q)
10 cfs
Selected Pipe Size
18 in
Required Diameter17.7 in
Flow Velocity5.94 ft/s
Pipe Capacity10.5 cfs
Tab to move between fields
Design Flow (Q)
10 cfs
Selected Pipe Size
18 in