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  • Users: rrowe1
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  1. rrowe1

    HEC-RAS Ineffective Flow Areas

    I have an existing HEC-RAS model completed using Version 2.2. I want to add a couple cross sections to this model to incorporate the area I am studying. I am using HEC-RAS Version 3.1.3. Unfortunately the ineffective flow areas established in the earlier version are not operating correctly in...
  2. rrowe1

    PondPack and TR-20

    I am learning PondPack. I have a strong TR-20 background and, in general, the ordinances I follow require that TR-20 be used for event hydrograph simulation. The situation I am currently modeling has a system of inter-connected ponds. I know that PondPack has routines for evaluating...
  3. rrowe1

    How does TR-20 add hdrographs?

    I have 3 tributary areas delineated for use in TR-20. A flows into B. B flows into C. Ponding occurs in C because of a restrictive culvert. Is it accurate enough to ADDHYD A and B, then ADDHYD A+B and C, then route the final ADDHYD through a RESVOR created by the culvert? Or should I route...

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