Does anyone like SMS for getting HEC-RAS or 2-d hydraulic model data from GIS data?
I am thinking of going on my own and do not want to spend $7,500 to get ArcView running with the add ons to be able to use GeoHEC-RAS. However, for mapping flood inundation limits and rough models I am tempted...
I am routing a floodwave from a dam breach down a steep narrow canyon which spills out to a sorta flat floodplain for a different river.
I would like to know if there are some references for simple checks to expected flow depths for a wave exiting a canyon.
I am running a 1D model split in...