American Association of State Highway and Transportation Officials - Showcasing transportation successes and issues.

John Horsley, Executive Director (202) 624-5811 jhorsley AT aashto.org. AASHTO Structure. Board of Directors, Executive Committee, General Management

The below documents consist of a comprehensive steel girder bridge design example, with instructional commentary based on the AASHTO LRFD Bridge Design Specifications (Second ...

AASHTO, the American Association of State Highway and Transportation Officials, is a standards setting body which publishes specifications, test protocols and guidelines which are used in highway design and construction throughout the United States. Despite its name, the association represents not only highways but air, rail, water, and public transportation as well.

The AASHTO online bookstore. AASHTO technical standard, design and construction specification, and design guides for the construction, design and maintenance of transportation ...

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If you are receiving the AASHTO Journal in hard copy and wish to cancel your subscription, please call 202-624-3626 and request that your name be removed from the ...

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American Association of State Highway and Transportation Officials page commemorating the 50th anniversary of the Interstate System in 2006. Includes history and photographs.