5/18/2023 0 Comments Overbanks lengths hec ras solutin![]() A narrow cross-section/steep bottom slope causes water to speed up and consequently more of the energy to be transfered to velocity head and the water surface elevation to decrease. If it's upstream of a particular junction, that ought to isolate your problem.Ĭheck your cross-sections, too. Did you read the Hydraulic Reference Manual? (As opposed to the Manual.) I found the Hydraulic Reference Manual much more useful, and also the Help within the program is excellent.Ĭheck your boundary conditions at your junctions.
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