What is the meaning of drawbridges?
Definition of drawbridge : a bridge made to be raised up, let down, or drawn aside so as to permit or hinder passage — see castle illustration.
What is a drawbridge signal?
Drawbridge traffic lights At the drawbridge, a set of traffic lights will be installed to indicate when motorists may or may not proceed across the bridge. These traffic lights work exactly like ordinary traffic signals at intersections.
Why is it called a drawbridge?
The name is French, meaning ‘balance scale’. The bridge deck is made of one or more large leaves, or flat panels that lift from a horizontal to vertical position. A bascule drawbridge may have single or double lifting leaves.
What is another name for a drawbridge?
In this page you can discover 7 synonyms, antonyms, idiomatic expressions, and related words for drawbridge, like: , machicolation, lift-bridge, draw-bridge, battlement, swing-bridge and watch-tower.
What is the bridge over a moat called?
A drawbridge or draw-bridge is a type of moveable bridge typically at the entrance to a castle or tower surrounded by a moat.
How many drawbridges are in the US?
There are more than 617,000 bridges across the United States. Currently, 42% of all bridges are at least 50 years old, and 46,154, or 7.5% of the nation’s bridges, are considered structurally deficient, meaning they are in “poor” condition.
How are drawbridges controlled?
According to United States Coast Guard regulations, a drawbridge when opened must open to its full upright position to allow boats to pass. As the bridge leaves reach their full upright position the bridge tender will stop the bascule leaves by turning the two major levers upright to stop the motors and the bridge.
When a drawbridge signal is red you should?
When a drawbridge signal is red, you should: Proceed with caution. Stop only if you see a boat. Explanation If a drawbridge signal is red, come to a complete stop at the marked stop line. The bridge is in operation and the roadway is closed to all pedestrian and motor vehicle traffic.
When the drawbridge signal is green that means?
You may proceed without stopping. You must wait for the light to change to yellow. Explanation A bus does not need to stop before crossing a drawbridge controlled by a green signal light. The driver should still slow down and verify that it is safe before crossing.
Where are drawbridges used?
How do medieval drawbridges work?
Classical, medieval drawbridges worked via the simple principle of counterweight, with large wood and metal bridges pivoted via a series of balancing weights in a castle’s gatehouse. By employing counterweights, incredibly heavy bridges could be operated by just a few people – useful when under attack.
Why were drawbridges built in North Carolina?
Drawbridges were built in North Carolina prior to the American Revolution for the purpose of crossing large rivers.
What is the meaning of drawbridge?
draw·bridge | \\-ˌbrij \\. : a bridge made to be raised up, let down, or drawn aside so as to permit or hinder passage — see castle illustration.
What is the history of the Windsor drawbridge?
In 1774 a second bridge was constructed across the Cashie River at Windsor in Bertie County. Drawbridges of that era were typically made of cypress timber, with the drawing mechanism consisting of “3 large iron hinges on each side”; the bridge was opened by “four iron chains and weights with iron sheaves and rollers at the heads of the posts.”
Should the drawbridge on the Florida River be raised?
Recent Examples on the Web Currently, a drawbridge allows Florida East Coast Railway freight trains to pass over the river, and Brightline passenger trains will do the same when the regional passenger line resumes service in November. — David Lyons, sun-sentinel.com, 5 Sep. 2021 But Beijing appears content to keep the drawbridge raised.