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 ...