Look for files named Manual.pdf , UserGuide.doc , or Readme.txt within the extracted folder. These contain the official technical instructions.

Use a utility like WinRAR , 7-Zip , or The Unarchiver to right-click the file and select "Extract Here."

Since .rar is a compressed archive format, you will need specific steps to access and run the guide or software:

This software is part of the FHWA’s "Comprehensive Foundation Design Bridge" (CFDB) suite. It specifically handles:

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