Chicago Harbor Lock
From Wikipedia, the free encyclopedia
The Chicago Harbor Lock, also known as the Chicago River & Harbor Controlling Works, is a stop lock and dam located within the Chicago Harbor in Chicago, Illinois at the mouth of the Chicago River. It is a component of the Chicago Area Waterway System, and is used to control water diversion from Lake Michigan into the river and for navigation.
Quick Facts Waterway, Country ...
Chicago Harbor Lock | |
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41.8884°N 87.6064°W / 41.8884; -87.6064 | |
Waterway | Chicago River |
Country | United States |
State | Illinois |
County | Cook County |
Maintained by | US Army Corps of Engineers |
Operation | Hydraulic |
First built | 1938 |
Latest built | 2011 |
Length | 600 ft (180 m) |
Width | 80 ft (24 m) |
Fall | 2 to 5 ft (0.61 to 1.52 m) |
Above sea level | 582 ft (177 m)[1] |
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