Bridge

Provides a range of structural services required to provide safe, economical and reliable structures for the state's transportation system. Features projects, maps, and data.

Responsible for bridge design, construction assistance, and management. Includes guidelines, preservation program, structural detail cad drawings, and a gallery of bridges.

Pictures and descriptions of a few collapsed bridges, such as the Tacoma Narrows and the Koror-Babeldaob bridge.

Offers VBent, a bridge pier design and analysis program, capable of integral (monolithic) bents, using the AASHTO LRFD and Standard specifications.

Software for rapid limit state analysis of masonry arch bridges. Based on technology developed at the University of Sheffield, UK. Download a free trial copy.

Journal article about scour and scour assessment in Pennsylvania, with diagrams and drawings.

Illustrated biographical essay.

Photographs and commentary on the old bridge and the construction of the new cable stay bridge.

A wide range of information about the construction and operation of the bridge, including history, administration, events listings and webcams.

Fund-raising site to restore the Slate Covered Bridge, burned by an arsonist in 1993. History, photographs, progress reports. Hosted by Cheshire County USA.

Hank Bickel gives photographs, descriptions, locations and historical facts on bridges in the states of New York, Vermont, New Hampshire, Pennsylvania, Massachusetts and Connecticut.

History and current data on this link between the United States and Canada. Also includes information on the prehistoric aboriginal discoveries adjacent to the bridge.

Review of Geoffrey Thornton's book. Includes a selection of bridge data and photographs including the Helmores Lane Bridge built in 1864, one of the oldest bridges still in use in New Zealand.

Biography with links to construction projects.

A detailed history of the two bridges spanning St Clair River between the Port Huron, United States and Point Edward, Canada. Paul Cret was consulted by the firm of Modjeski and Masters on the design of the first bridge in the 1930s.

Photographs and data of covered, arch, and steel bridges.

Historical data of this steel through-truss bridge across the Mississippi river. Includes facsimile of the original handbill with facts and diagrams, and a gallery of construction photographs.

Aims to save the 97-year-old Hojack Swing Bridge in Rochester, New York. News, images and related documents. Also a collection of illustrated articles about bridges worldwide.

About forty bridges in the state are illustrated and described.