Summer Street Bridge
| Summer Street Bridge | |
|---|---|
| Aerial view of Summer Street Bridge | |
| Coordinates | 42°21′04″N 71°03′07″W / 42.35109°N 71.05194°W | 
| Carries | Summer Street | 
| Crosses | Fort Point Channel | 
| Locale | Boston, Massachusetts, U.S. | 
| Official name | Summer Street Retractile Bridge | 
| Owner | City of Boston | 
| Maintained by | Boston Public Works | 
| Characteristics | |
| Design | Retractable bridge | 
| Material | Steel, masonry | 
| Total length | 507 feet (155 m) | 
| Width | 44 feet (13 m) (each deck) | 
| Height | 25 feet (7.6 m) (above deck) | 
| Longest span | 132 feet (40 m) (draws) | 
| No. of spans | 5 | 
| No. of lanes | 4 | 
| Rail characteristics | |
| No. of tracks | 2 (discontinued in 1950s, no longer extant) | 
| History | |
| Constructed by | Berlin Iron Bridge Co. (draws), A. & P. Roberts Company (fixed spans) | 
| Built | 1898–1899 | 
| Location | |
| References | |
The Summer Street Bridge is a retractile bridge built in 1899 in Boston, Massachusetts, over the Fort Point Channel. It still stands, but has served as a fixed bridge since 1959. This was the site of the Summer Street Bridge disaster in 1916.