Levee | Kleinschmidt

Terrain modification and direct rainfall: video walk-through

Terrain Modification Two previous blog posts have addressed terrain modification in HEC-RAS (the December 2014 article entitled Including Channel Bathymetry into your Terrain and the June 2015 article entitled Lifting Terrain in HEC-RAS 5.0). These have been some of the most popular posts to date, each having generated almost 10,000 views over the years! Interchangeably referred to […]

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Back to the Basics: Bank Station Placement – Part 2

Expanding upon Chris’ discussion of where to place bank stations, what should you do about high terrain somewhere in the middle of your cross section?  Here is an example: How should we treat the left overbank?  It’s hard to tell if the high area next the left bank is isolated (i.e., it would be an […]

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Exploring HEC-RAS: XS Interpolation Within a Reach-Part 2

The last post on XS interpolation gave an overview for reasons cross section interpolation may be necessary and a detailed description of Interpolation Option A:  “Within a Reach”.   http://hecrasmodel.blogspot.com/2014/05/exploring-hec-ras-xs-interpolation.html This post will cover Option B:  “Between 2 XS’s”.  Between 2 XS’s simply means HEC-RAS will interpolate cross sections ONLY between two selected “non-interpolated” cross sections.  […]

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