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Advanced Rules for Unsteady Flow
This is a greatpresentation put together by Mr. Steven Piper of the Hydrologic Engineering Center that discusses in detail the use of “Rules” at inline structures. Dr. Michael Gee forwarded this...
View ArticleFlood Warning Systems Save Lives during Colorado Floods
This is a great example of how modern technology makes a very clear and distinctive improvement to our efforts to save lives during major storm events. Thanks to Dr. Dave Curtis for this great...
View ArticleDownstream Boundaries
Written by Chris Goodell | WEST ConsultantsI just received this question about downstream boundaries in HEC-RAS, and thought it would make a nice post here on RASModel.com."...regarding the boundary...
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Stabilizing a Dynamic Unsteady HEC-RAS Model
Written by Chris Goodell | WEST ConsultantsOne of the most frustrating aspects of unsteady HEC-RAS modeling can be the model stabilization process. You know, you’ve gone to great lengths collecting the...
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Filtering Station Elevation Data in HEC-RAS
Written by Daniela Todesco | WEST ConsultantsI am working on a dam breach project where I’m trying to simplify a complicated model with dozens of tributaries and storage areas. In the process, I’m...
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Lateral Structure Coefficients
Written by Chris Goodell, P.E., D.WRE | WEST ConsultantsCopyright © RASModel.com. 2013. All rights reserved.Lateral structures can be used in HEC-RAS to transfer flow from a river/reach to a...
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Vertical Datum Adjustments in HEC-RAS
Written by Daniela Todesco, P.E. | WEST ConsultantsCopyright © The RAS Solution 2014. All rights reserved.If you have built enough HEC-RAS models, you’ve probably discovered that having data in...
View ArticleSoftware to check downstream boundary conditions.
Although I don't typically use The RAS Solution to promote software other than HEC-RAS, this utility by Mr. Vladimir Moya is free and some of you may find it useful for testing the effects of different...
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Cross Section Points Filter
Written by Christopher Goodell, P.E., D.WRE | WEST Consultants Copyright © The RAS Solution 2014. All rights reserved. As RAS model development is done more and more through GIS, using the...
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Controlling HEC-RAS
Written by Christopher Goodell, P.E., D.WRE | WEST Consultants Copyright © The RAS Solution 2014. All rights reserved. So you want to control HEC-RAS from a external program. Perhaps, you have a...
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The Measuring Tool
Written by Christopher Goodell, P.E., D.WRE | WEST Consultants Copyright © The RAS Solution 2014. All rights reserved. I don’t think you’ll find this anywhere in the manuals, but HEC-RAS has a very...
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Tuesday Tip of the Week–Axis Zooming for True Peak Discharge
Written by Christopher Goodell, P.E., D.WRE | WEST Consultants Copyright © The RAS Solution 2014. All rights reserved. Another simple, yet very convenient tool not found discussed in the manuals is...
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Exploring HEC-RAS: XS Interpolation Within a Reach
Written by Christopher Goodell, P.E., D.WRE | WEST Consultants Copyright © The RAS Solution 2014. All rights reserved. I’m starting a new series called “Exploring HEC-RAS”. Each post will discuss a...
View ArticleHEC-RAS 5.0 beta with 2D modeling is out!
Hey RAS Modelers-The long awaited HEC-RAS Version 5.0 with 2D Modeling is finally out in beta form! Please read the message below from Gary Brunner that provides instructions for downloading and...
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Tuesday Tip of the Week–Open Last Project on Startup
Written by Christopher Goodell, P.E., D.WRE | WEST Consultants Copyright © The RAS Solution 2014. All rights reserved. Alright, this won’t wow everyone. It might even induce a few yawns. But I’m...
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HEC-RAS Version 5.0 beta Issue with HDF5 Viewer
Written by Christopher Goodell, P.E., D.WRE | WEST Consultants Copyright © The RAS Solution 2014. All rights reserved. A few testers have discovered a dll conflict when trying to open the new 5.0...
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International Settings
Written by Christopher Goodell, P.E., D.WRE | WEST Consultants Copyright © The RAS Solution 2014. All rights reserved. To my international HEC-RAS user friends. It’s time again to remind everyone...
View ArticleUpdate to HEC-RAS 5.0 Beta
Hey 5.0 Beta users. Please get a new copy of HEC-RAS 5.0 Beta. It has some of the early problems already fixed. See below for instructions and have fun. Please read everything below before you...
View ArticleHEC-RAS Version 5.0 Comments, Suggestions, and Bug Reports
Hi HEC-RAS users. HEC is extremely busy dealing with bugs and questions at the moment. They’re currently working mostly to fulfill their obligations for technical support to the Corps of Engineers...
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Critical Depth Primer
Written by Christopher Goodell, P.E., D.WRE | WEST Consultants Copyright © The RAS Solution 2014. All rights reserved. Critical depth is an important hydraulic parameter when evaluating hydraulic...
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