A drawbridge or draw-bridge is a type of movable bridge typically associated with
the entrance of a castle surrounded by a moat. In some ... The Standard
Reference Work for the Home, School and Libr...
The type of movable bridge that most people think of as a draw bridge is similar
to ... The modern era of movable bridge construction began in the mid-nineteenth
.... Additional locks can secure the leaves in their open position so wind does not
A drawbridge is a bridge over a body of water that opens up to allow boats and
ships to pass through. Watch this video from HowStuffWorks to learn how it works
www.ask.com/youtube?q=How Does a Modern Drawbridge Work&v=4bWMpB2yf7w
Mar 9, 2007 ... We've all been stuck in traffic waiting for a drawbridge. Have you ever stopped to
wonder what it takes to move a bridge? Learn more in this ...
Learn about the purpose, design and origin of the Castle Drawbridge. ... The
Castle Drawbridge - A Modern Bascule Bridge ... The drawbridge works by
counterbalance so that when one end is lowered the other is raised - so that
when one ...
A drawbridge is a form of bridge that can be moved, lifted or otherwise taken out
of the way so no one can ... Modern drawbridges usually serve two functions.
Castle Parts; Castle Drawbridge; Medieval Castle Drawbridge; Castle
Drawbridge Mechanism. Castle ... How did Castle Drawbridge Work ... Modern
drawbridges are called “Bascule Bridges” and were introduced in the 14th
century; Weighted ...
Jul 4, 2004 ... "To me, it's neat that some of these old bridges just work as well as ... "That's a
boring modern bridge," Newell said of the span he designed.
Apr 8, 2015 ... A draw bridge (or the technical term: bascule bridge) is a moveable ... is the old
ones used gear mechanisms, and modern ones use hydraulics.
Sep 8, 2015 ... Today it's not uncommon for a single consumer to own three or more digital
devices between home and work. How does a modern marketer ...