About Bridgeport Bridge
The Bridgeport Bridge carries a pedestrian path along State Street in Bridgeport, Michigan.
Originally built for horsedrawn carriages and later automobiles, the Pratt through truss was constructed in 1906 by the Joliet Bridge & Iron Company of Joliet, Illinois. 3 The bridge cost $7,995 and was financed through tolls, which fully retired the debt by 1913. The crossing was closed to automobile traffic in 1976 but remained open to pedestrians. 2
Restoration began in January 2010 as part of a $2.3 million project. 1 Funding included a $1.5 million federal Transportation Enhancement Program grant, $430,000 in state transportation funds, $350,000 from Bridgeport Township’s Downtown Development Authority, and $100,000 from Bridgeport Township. 2 The work required dismantling the structure, transporting it to Bach Ornamental and Structural Steel for refurbishment, and returning it for reassembly on site. 1 A deteriorated pier was also rebuilt after it was found to be rotating and at risk of causing a superstructure collapse.
The bridge is one of six surviving late nineteenth- and early twentieth-century multi-span through truss highway bridges remaining in the state, and one of only two examples manufactured by the Joliet Bridge & Iron Company. 1
Structure
Dimensions & Classification
| Structural Form | Through Truss — Pratt |
|---|---|
| Total Length | 252' |
| Main Span | 126' |
| Deck Width | 14' |
Photographs




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