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File Viewers and Plug-ins


PDF (Portable Document Format) - files that end in *.pdf can be viewed by downloading the free Adobe Acrobat Reader software.

Microsoft Excel - to view files ending in *.xls (spreadsheets) need to have MIcrosoft Excel installed. Another option is to download the free Microsoft Excel Viewer .

Microsoft Powerpoint - to view files ending in *.ppt or *.pps you need Microsoft PowerPoint. Another options is to download the free Microsoft Powerpoint Viewer .

Microsoft Word - to view files ending in *.doc you will need to have Microsoft Word installed. Another option is to download the free Microsoft Word Viewer .

Compressed Zip Files - files ending in *.zip are compressed to reduce download time. The files can be uncompressed using the free Winzip utility.

Adobe Flash - file names that end with *.swf can be viewed using the free Adobe Flash player.

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This web-based tool was developed by the Center for Transportation Analysis,
Oak Ridge National Laboratory (ORNL) under funding from the Federal Highway Administration