|
American Association of State Highway
and Transportation Officials (AASHTO)
<http://www.aashto.org>
The American Public Works Association
<http://www.apwa.net>
American Society of Highway Engineers
<http://www.highwayengineers.org>
Institute of Transportation Engineers
<http://www.ite.org>
International Right of Way Association
<http://www.irwaonline.org>
Society of Automotive Engineers
<http://www.sae.org>
Urban and Regional Information Systems
Association
<http://www.urisa.org> | 
