Tag:bridge:movable=bascule
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 bridge:movable = bascule
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A type of movable bridge, a bascule bridge contains one or two spans, one end of which is free and swings upwards. A counterweight at the pivoting end of the span or spans balances the weight as the free end rises. 
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| Group: bridges |
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Status: approved
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A 
bascule 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.
How to map
- To map the support building
Example
Rolling lift Pegasus Bridge over the Caen Canal, Normandy, France
through truss with overhead counterweight, Seattle, Washington
A double-leaf bascule bridge fully open
The Strauss design Johnson Street Bridge across Victoria Harbour, British Columbia, built in 1924
Bascule bridge in Montceau-les-Mines, France
