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Mr. Christopher Cloutet, P.E., M.ASCE


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RE: Mannings Roughness Coefficient (n) for Woods (Light Underbrush vs. Dense Underbrush)

Posted By Christopher Cloutet 10-12-2020 04:00 PM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure \ view thread
Thank you. I am adding these resources to my personal library. ------------------------------ Christopher Cloutet P.E., M.ASCE Civil Engineer Slidell LA ------------------------------

RE: Mannings Roughness Coefficient (n) for Woods (Light Underbrush vs. Dense Underbrush)

Posted By Christopher Cloutet 10-10-2020 12:17 PM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure \ view thread
Thank you for these excellent references, but I am still looking for simply just a couple of pictures to show the differences between light underbrush vs dense underbrush. Any help is greatly appreciated. Thanks again. ------------------------------ Christopher Cloutet P.E., M.ASCE Civil Engineer ...

Mannings Roughness Coefficient (n) for Woods (Light Underbrush vs. Dense Underbrush)

Posted By Christopher Cloutet 10-08-2020 07:06 PM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure \ view thread
Table 3-1 of NRCS TR-55 provides Manning's n values for sheet flow. Can anyone provide photograph examples of what the surface descriptions might look like for for Woods, light underbrush (n=0.4) vs. dense underbrush (n=0.8)? I am trying to make a decision on what is best for a time of concentration ...