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Clear Creek Solutions, Inc.

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Mr. Douglas Beyerlein, HG, P.E., BC.WRE(Ret.), M.ASCE

Clear Creek Solutions, Inc.

Contributions

1 to 3 of 3 total
Posted By Douglas Beyerlein 04-04-2020 05:26 PM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure
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I use WWHM-SWMM (combined EPA HSPF and EPA SWMM software) for continuous simulation hydrology modeling of stormwater systems and urban and natural watersheds. I use HEC-RAS for backwater analysis. ------------------------------ Douglas Beyerlein HG, P.E., D.WRE, M.ASCE Principal Engineer Clear ...
Posted By Douglas Beyerlein 04-06-2017 11:22 AM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure
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I disagree that CN and Rational Method calculations are a good check on model results. They are not the standard by which we should be judging model results. We may be comfortable using curve numbers and Q = CIA since they have been in use since pre-computer days, but that doesn't mean that they produce ...
Posted By Douglas Beyerlein 04-03-2017 09:50 AM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure
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I hate to pour cold water on your desire to model extreme flood events with curve number (CN) hydrology, but I have to ask the question: Why are you using this method? CN hydrology was invented when we were using slide rules to calculate flood events. I still own a slide rule (I have been doing ...