Abstract: Integral-abutment bridges have many advantages over full-height-abutment or stub-abutment bridges. Integral abutments eliminate or reduce the number of expansion joints in bridge superstructures and simplify design, ...

Abstract: National Bridge Inventory (NBI) data for bridges built from 1950 to 1987 were used to identify the 12 most common bridge types. Three of these types account for almost half of the bridges built in the United States during ...

Abstract: This paper assesses deficiencies in highway bridges as a case study of the present state of an important segment of the nation's infrastructure. The National Bridge Inventory (NBI) contains a considerable amount of information ...

Abstract: Post‐tensioning can be utilized to increase the flexural strength of beams in single‐span, composite steel beam and concrete deck bridges, even when only deficient exterior beams are post‐tensioned. Distribution of the ...

Abstract: The purpose of this first phase of a continuing research program is to examine the potential for strengthening continuous composite bridges by post‐tensioning. Testing of a one‐third scale bridge model and finite element ...