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culvert flow calculator following FWHA method, culvert hydraulics, hydraulic design of highway culverts, Victor Miguel Ponce, Rosa D. Aguilar, San Diego State University

online_culvert:   Hydraulic design of highway culverts by FHWA method



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

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

Type of culvert:      

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 :      


Please enter input data and press 'Calculate'.


  Your request was processed at  10:17:04 am on May 22nd, 2019   [ 190522  10:17:04 ].

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