Accessibility Aids—Plug-ins and File Viewers 

All applets, plug-ins, or other applications required by FHWA InfoTechnology webpages that are not included on the specific page are found as links from this page. 

Most of these links are to non-government sources. FHWA does not endorse any of these products. They are listed below for convenience. If you have any questions about a particular plug-in or file viewer, please contact the respective vendor. 

• Adobe Reader—Use Adobe Reader to read Portable Document Format (PDF) files. 
• Adobe Flash Player—Files with this extension “.swf” require Adobe Flash Player. 
• Microsoft Word—Microsoft offers file viewer and converter programs to enable those who do not have Microsoft Word or have another version of Microsoft Word to view Microsoft Word files. 
• Microsoft Excel—Microsoft offers file viewer and converter programs to enable those who do not have Microsoft Excel or have another version of Microsoft Excel to view Microsoft Excel files. 
• Microsoft PowerPoint—Microsoft offers file viewer and converter programs to enable those who do not have Microsoft PowerPoint or have another version of Microsoft PowerPoint to view Microsoft PowerPoint files. 
• WinZip—Zip files are single files, sometimes called “archives”, which contain one or more compressed files. Use WinZip to open and extract files with the extension “.zip”. 

If you cannot access any of the content or features on this website due to a disability, please contact FHWA InfoTechnology Customer Support.