The new 2nd edition of AASHTO LRFD Bridge Construction Specifications features dual units, U.S. and SI, and a chart tracking the recent technical changes approved by the AASHTO Highway Subcommittee on Bridges and Structures. A companion to AASHTO LRFD Bridge Design Specifications, this publication is an updated version of Division II of Standard Specifications for Highway Bridges. Modifications have been made in field verification requirements to be consistent with expectations in LRFD design specifications. This document is being maintained to keep it current with changes in practice as well as additions and changes in LRFD design specifications.