cHECk-RAS Version 1 Computer Program Tutorial

Main Content

Coming soon in December 2013! A new version of cHECk-RAS 2.0.1 will be downloadable.
Visit the cHECk-RAS 2.0.1 homepage for more details.

cHECk-RAS is a computer program designed by FEMA to verify the validity of input and output data for the U.S. Army Corps of Engineers (USACE) Hydrologic Engineering Centers- River Analysis System (HEC-RAS) hydraulic modeling program. The cHECk-RAS tutorial demonstrates the many functions of the program, including basic information about the HEC-RAS program. This tutorial is designed for cHECk-RAS Version 1.4.

The cHECk-RAS multimedia tutorial is a Macromedia Flash movie. To view the movie, you must have the Flash Player installed on your local machine. To optimally run the movie, your system must also meet some minimum requirements and specifications. The necessary requirements and suggested specifications are outlined below. Detailed information on the requirements and specifications are provided below.

Minimum Requirements and Specifications

  1. Flash Player Plug-in
  2. Target Browsers: Internet Explorer 3.0 / Netscape 3.0 or higher
  3. Screen Resolution: 1024 x 768 or Higher
  4. Minimum System Requirements
  5. Review Tutorial User Guide Review (optional)
  6. Adobe Reader®
  7. Tell-A-Friend Feature
  8. cHECk-RAS Software (optional)

Launching the Tutorial

If your system meets the minimum requirements and specifications listed above and you have reviewed the tutorial requirements and specification details provided below, you are ready to start the tutorial.

Begin the Tutorial 
[Text equivalent for cHECk-RAS tutorial]

Requirement and Specification Details

  1. Flash Player Plug-in: If you attempt to access the tutorial and do not have the Flash Player Plug-in, or have an older version, a page will prompt you to download or upgrade your Flash Player. To obtain the Flash Player plug-in click the appropriate link in the Download Plug-in box at the bottom of this page.

  2. Target Browsers: The tutorial should run successfully on most Netscape and Internet Explorer browsers. The latest browsers include the Flash Player plug-in. If you have an older browser, you may need to download the plug-in. You will be prompted to download or upgrade if you do not have the latest player installed on your system.

  3. Screen Resolution: The tutorial can be run at any screen resolution; however, it is recommended that a resolution of 1024 x 768 be utilized for optimal functionality. If you run an 800 x 600 resolution, you may find it helpful to adjust your browser settings to optimize the display. To do this, follow the instructions included below.


    Internet Explorer: Select "Full Screen" from the "View" pull-down menu, or toggle the F11 key to view the content in "Full Screen" mode.

    Netscape: Turn off the "Show Toolbar," "Show Location," and "Show Directory Buttons" options in the "Options" pull-down menu.

    NOTE: If you run an 800 x 600 screen resolution and do not adjust your browser to the full-screen mode, you may have to scroll in order to view all of the content on each screen. Running screen resolutions lower than 800 x 600 is not recommended for this tutorial.

  4. Minimum System Requirements: For optimal performance you have should a Pentium 133 MHz or higher machine, a sound card, and speakers. A 56K modem or better is recommended to shorten movie download time.

  5. Tutorial User Guide Review: Before starting the tutorial, you may find it useful to review the Tutorial User Guide to get more information about buttons and icons used in the tutorial for navigation and user interaction. After reviewing this page, simply click on the "Back" button on your browser to return to this page and click on the text link above to start the tutorial.

  6. Install Adobe Reader®: A certificate of completion may be generated at the end of this tutorial. The latest version of the Adobe Reader is required to view this certificate. If you need to obtain the Adobe Acrobat plug-in, click the appropriate link in the Download Plug-in box at the bottom of this page.

  7. Tell-A-Friend Feature: One of the tutorial's features allows users to forward a link to the tutorial to others via e-mail by clicking on the "Tell-A-Friend" button at the end of the tutorial. This feature may not work successfully with all e-mail clients. As an alternative to using the "Tell-A-Friend" feature, you may choose to send a link to the tutorial directly from your default e-mail client.

  8. Install cHECk-RAS Software: If you do not already have the cHECk-RAS software installed on your machine, you may wish to install it before running the tutorial. The software is not required to view the tutorial; however, you may find it useful to interact with the application before, during, or after viewing the tutorial. Sample downloadable datasets and other resources are also available. These datasets can be input into the cHECk-RAS application interface to use alongside the tutorial examples and can help reinforce your understanding of the cHECk-RAS program.

Download cHECk-RAS Version 2.0.1 beta

Software Help

A Software Help Page is available to accommodate users' submittals of questions and suggestions regarding cHECk-RAS and other FEMA computer programs. View the latest known issues for the cHECk-RAS Beta software release.

Last Updated: 
09/16/2014 - 15:41
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