Celebrating its 100th Anniversary in 2002, the award-winning American Road & Transportation Builders Association (ARTBA) is the U.S. transportation construction industry's representative in Washington, D.C. ARTBA advocates strong federal investment in the nation's transportation infrastructure to meet public demand for safe and efficient travel and shipment of goods. ...

The International Road Federation is a non-governmental, not-for-profit organisation who's mission is to encourage and promote the development and mainentance of better and safer roads and road transport systems worldwide.

ASHE is the home on the Web for highway engineers.