Unified Code Provisions for Concrete Bridges

by Antoine E. Naaman, (M.ASCE), Univ of Michigan, Ann Arbor, United States,

Document Type: Proceeding Paper

Part of: Structures Congress XII


Provisions on limiting the flexural reinforcement adopted in the new AASHTO LRFD Specification for Bridge Design are summarized (1). They address minimum and maximum levels of reinforcement in flexural and compression members, and the percent of moment redistribution in continuous members, and prestress losses. The provisions are non-dimensional and can be applied to any code.

Subject Headings: Concrete bridges | Standards and codes | Bridge design | Reinforced concrete | Steel structures | Prestressing | Load and resistance factor design | Steel bridges

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