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  2. 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.

  3. Bascule bridge - Wikipedia

    en.wikipedia.org/wiki/Bascule_bridge

    A bascule bridge (also referred to as a drawbridge or a lifting bridge) is a moveable bridge with a counterweight that continuously balances a span, or leaf, throughout its upward swing to provide clearance for boat traffic. It may be single- or double-leafed.

  4. Outline of bridges - Wikipedia

    en.wikipedia.org/wiki/Outline_of_bridges

    Tilt bridge – the bridge deck, which is curved and pivoted at each end, is lifted at an angle; Swing bridge – the bridge deck rotates around a fixed point, usually at the centre, but may resemble a gate in its operation ; road or rail; Transporter bridge – a structure high above carries a suspended, ferry-like structure

  5. Drawbridge - Wikipedia

    en.wikipedia.org/wiki/Drawbridge

    Animation showing the operation of a drawbridge. A drawbridge or draw-bridge is a type of moveable bridge typically at the entrance to a castle or tower surrounded by a moat.In some forms of English, including American English, the word drawbridge commonly refers to all types of moveable bridges, such as bascule bridges, vertical-lift bridges and swing bridges, but this article concerns the ...

  6. 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 ...

  7. Category:Swing bridges in the United States - Wikipedia

    en.wikipedia.org/wiki/Category:Swing_bridges_in...

    St. Francis River Bridge (Madison, Arkansas) St. Joseph Swing Bridge; St. Paul Union Pacific Rail Bridge; Sakonnet River rail bridge; Sarto Bridge; Saugatuck River Bridge; Schuylkill Arsenal Railroad Bridge; Snow-Reed Swing Bridge; Spokane Street Bridge; Spuyten Duyvil Bridge; Swing Bridge at New Bridge Landing

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  9. Cortland Street Drawbridge - Wikipedia

    en.wikipedia.org/wiki/Cortland_Street_Drawbridge

    This is the second bridge built on this site, which replaced a swing bridge with a mid-river pier supporting the swing span. The current bridge eliminated the need for the mid-river pier, allowing more room in the shipping channel. While the machinery of the current bridge is intact, the bridge is no longer operable and the leaves are clamped ...