HEC-22 Gutter Spread
Units:
Input
Flow Q (ft3/s)
Cross slope Sx (%)
Grade (%)
Manning's n
This input section for composite sections only.
Depressed width W (ft)
Depressed slope Sw (%)
Manning's nw
Results
Spread T (ft): x.xx
Depth at curb d (in): x.xx
Average velocity (ft/s): x.xx
Depression slope Sw (%): x.xx
Revised 13 July 2017.