CHICACO ON THE MOVE
Jan 01, 2019
4 minutes
by Patrick McBriarty
Humans have engineered all kinds of bridges. Some of the most interesting are moveable bridges, or drawbridges. Moveable bridges are designed to allow their main spans or decks to be temporarily moved out of the way to allow water traffic to pass below.
For a city such as Chicago, moveable bridges solved a lot of problems. The city is divided into three by the Y-shaped Chicago River. It also is located at the southwest tip of Lake Michigan. Moveable bridges allowed the city to grow while providing ways for people to easily get around.
Chicago began as a swampy French and
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