online_culvert:   Hydraulic design of highway culverts by FHWA method

Reference

Hydraulic Design of Highway Culverts, HDS 5, Federal Highway Administration,
Third Edition, 2012.

INPUT DATA:

[Description]       [Sample input]       [HW/D Table]

Units:           [U.S. units] (SI units)

Discharge Q [cfs] (m3/s):       

Inlet invert elevation z1 [ft] (m):       

Manning's n:       

Bottom slope So:       

Tailwater depth above outlet invert y2 [ft] (m):       

Culvert length L [ft] (m):       

Shoulder elevation Es [ft] (m):       

Freeboard Fb [ft] (m):       

Entrance loss coefficient Ke :      

Exit loss coefficient KE :      

OUTPUT:

Please enter input data and press 'Calculate'.

             

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