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  1. waterwitch

    HEC RAS unsteady flow adding storage area

    I cannot thank you enough for your help!
  2. waterwitch

    HEC RAS unsteady flow adding storage area

    You ROCK!!!!!!!!!!!!!!!!!!!!!!!! I cannot thank you enough. While I have been trying to make this work, I have started entering info into HEC-HMS in order to create a breach hydrograph which I will import into my HEC RAS model incase the HEC RAS dambreach doesn't work. I have entered all the...
  3. waterwitch

    HEC RAS unsteady flow adding storage area

    I selected move object and moved the center of the storage area over the upstream node and did the following: rt clicked node..nothing lft clicked node..nothing unchecked the move object and then clicked the node..also nothing am I missing a step?
  4. waterwitch

    HEC RAS unsteady flow adding storage area

    DamEng1.................My actual project is already entered as a steadyflow tributary with several cross sections, culverts, etc. Is there a way to start a new geometry with the storage area..then add the large cross section reach file to the new geometry ? Could it be accomplished by adding...
  5. waterwitch

    HEC RAS unsteady flow adding storage area

    Thank you so much!
  6. waterwitch

    HEC RAS unsteady flow adding storage area

    Usually, I run the dambreach using multiple sections through the reservoir. However, I cannot get the program to run so I am trying the level pool option. I have a working sample model where the SA is connected to the reach..(no lateral structure) When I asked the individual that set up the...
  7. waterwitch

    HEC RAS unsteady flow adding storage area

    I am trying to run a dambreach model and need to attach a storage area to the upstream end of reach/cross section. I have a sample problem that is already set up that way. The storage area editor shows a storage area - cross section connection. I have tried several colleagues and no seems to...
  8. waterwitch

    derivation of CN's?

    usually the existing conditions CN for a natural site is in the vicinity of 55 for wooded and thick brush
  9. waterwitch

    Hydraflow plots

    How do I plot VOLUME vs time using the outflow hydrograph from a detention pond using the HYDRAFLOW software?
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