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  2. Moveable bridge - Wikipedia

    en.wikipedia.org/wiki/Moveable_bridge

    A moveable bridge, or movable bridge, is a bridge that moves to allow passage for boats [1] or barges. [2] In American English, the term is synonymous with drawbridge , and the latter is the common term, but drawbridge can be limited to the narrower, historical definition used in some other forms of English, in which drawbridge refers to only a ...

  3. Pipeline bridge - Wikipedia

    en.wikipedia.org/wiki/Pipeline_bridge

    A pipeline bridge may be equipped with a walkway for maintenance purposes, [2] but for safety and security reasons, the walkway is usually not open to the public. [citation needed] One of the world's longest pipeline bridges, built in 1970, is 1,040 meters long and crosses the Fuji River in Shizuoka Prefecture of Japan. [3]

  4. Clearance (civil engineering) - Wikipedia

    en.wikipedia.org/wiki/Clearance_(civil_engineering)

    In civil engineering, clearance refers to the difference between the loading gauge and the structure gauge in the case of railroad cars or trams, or the difference between the size of any vehicle and the width/height of doors, the width/height of an overpass or the diameter of a tunnel as well as the air draft under a bridge, the width of a lock or diameter of a tunnel in the case of watercraft.

  5. Mackinac Bridge - Wikipedia

    en.wikipedia.org/wiki/Mackinac_Bridge

    Opened in 1957, the 26,372-foot-long (4.995 mi; 8.038 km) [1] bridge is the world's 27th-longest main span and is the longest suspension bridge between anchorages in the Western Hemisphere. [5] The Mackinac Bridge is part of Interstate 75 (I-75) and carries the Lake Michigan and Huron components of the Great Lakes Circle Tour across the straits ...

  6. Bascule bridge - Wikipedia

    en.wikipedia.org/wiki/Bascule_bridge

    A road sign indicating a bascule bridge ahead. There are three types of bascule bridge [1] and the counterweights to the span may be located above or below the bridge deck. The fixed-trunnion (sometimes a "Chicago" bascule) rotates around a large axle that raises the span(s).

  7. Swing bridge - Wikipedia

    en.wikipedia.org/wiki/Swing_bridge

    A swing bridge (or swing span bridge) is a movable bridge that can be rotated horizontally around a vertical axis. It has as its primary structural support a vertical locating pin and support ring, usually at or near to its center of gravity, about which the swing span (turning span) can then pivot horizontally as shown in the animated illustration to the right.

  8. Transporter bridge - Wikipedia

    en.wikipedia.org/wiki/Transporter_bridge

    Transporter bridge below a liftable section of a vertical lift bridge. Since 1960 only used, when the road on the bridge is closed for maintenance work. Royal Victoria Dock Bridge: London United Kingdom: 1998: 128 m (420 ft) 15 m (49 ft) 45 m (148 ft) No

  9. Horace Wilkinson Bridge - Wikipedia

    en.wikipedia.org/wiki/Horace_Wilkinson_Bridge

    The New Bridge, Mississippi River Bridge: Maintained by: LaDOTD: ID number: 611704500900001: Characteristics; Design: Cantilever bridge: Total length: 4,550 feet (1,387 m) (superstructure) 14,150 feet (4,313 m) (overall) Width: 80 feet (24 m) Longest span: 1,235 feet (376 m) Clearance below: 175 feet (53 m) History; Engineering design by ...