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HEC-RAS: semi-perched bridge, road parallel to stream
Don't try to model the roadway parallel to the stream as a bridge since this portion of the roadway will be at grade. If you want you can change the manning's n value for your cross sections crossing this portion of the roadway. For the bridge, just tie your bridge deck to natural ground at...- jhathorn
- Post #2
- Forum: Storm/Flood engineering
