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Clark Street Bridge facts for kids

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Clark Street Bridge
Chicago River Clark Street Bascule Bridge.jpg
Clark Street Bridge in 1987.
Carries 3 lanes for vehicles (southbound only), pedestrians on Clark Street
Crosses Chicago River
Locale Chicago
Characteristics
Total length 346 feet (105 m)
Width 215 feet (66 m)
Longest span 215 feet (66 m)
Clearance below 20 feet (6 m)
History
Construction end 1929
Opened 1929

The Clark Street Bridge is a special kind of bridge called a bascule bridge. It crosses the Chicago River right in the heart of Chicago, Illinois. This bridge connects two important parts of the city: the Near North Side and The Loop. It helps cars and people travel easily across the river every day.

What is a Bascule Bridge?

A bascule bridge is a type of drawbridge. It has a moving part that can be lifted up. This allows boats to pass underneath. The word "bascule" comes from a French word. It means "seesaw" or "balance scale." This is because the bridge uses a counterweight system. This system helps to balance the moving part. It makes it easier to lift the bridge.

How the Clark Street Bridge Works

The Clark Street Bridge has two main parts. These parts are called leaves. Each leaf lifts up from the middle of the river. They open like a giant gate. This design is very common in Chicago. Many bridges over the Chicago River are bascule bridges. They are important for both road traffic and river boats.

History of the Clark Street Bridge

The current Clark Street Bridge was finished in 1929. It replaced an older bridge. Chicago has a long history with bridges. The city grew up around the Chicago River. Bridges were always needed to connect different neighborhoods.

Connecting Chicago's Neighborhoods

The Clark Street Bridge is a key link. It carries three lanes of traffic. These lanes go southbound only. This means cars only travel in one direction. Pedestrians can also walk across the bridge. It helps people get to work or explore the city. The bridge connects busy areas. These areas include shops, offices, and homes.

Clark Street Bridge Facts

  • The bridge is about 346 feet long. That's almost the length of a football field!
  • Its main moving part is 215 feet long.
  • When the bridge is closed, there is about 20 feet of space below it. This allows smaller boats to pass without the bridge opening.
  • The bridge was built using strong steel. This makes it very durable.
  • It is an important part of Chicago's transportation system.

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