AASHTO LRFD Bridge Design Specifications, Customary U.S. Units, 4th Edition, 2009 Interim Revisions Amendment by American Association of State and Highway Transportation Officials, 2009
The 2009 interim contains replacement pages for the AASHTO LRFD Bridge Design Specifications, 4th Edition, Customary U.S. Units, 2007. There is no 2009 SI Interim as per a decision made by the AASHTO Highway Subcommittee on Bridges and Structures. The 2009 U.S. Interim is necessary to have all current specification information.
CD-ROM is included with purchase of “Looseleaf/CD” format
