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2 ft (610 mm) Length. 60 miles (97 km) The Chicago Tunnel Company was the builder and operator of a 2 ft (610 mm) narrow-gauge railway freight tunnel network under downtown Chicago, Illinois. This was regulated by the Interstate Commerce Commission as an interurban even though it operated entirely under central Chicago, did not carry passengers ...
Between 1892 and 1906, Chicago had three cable car tunnels under the Chicago River. Two were built for pedestrian and horse traffic and later converted, the third was built specially for cable-cars. After cable service ended they would be used by electric streetcars . By 1900, Chicago had a cable-based transit system that carried 80 million ...
594 ft (181.05 m) Lowest elevation. 534 ft (162.76 m) (after lowering) The Washington Street Tunnel was the first traffic tunnel under the Chicago River. J.L. Lake was awarded the contract to construct the tunnel in July 1867 and its construction was completed January 1, 1869. This tunnel was 1605 feet long, from Franklin Street west to Clinton ...
773: Chicago, covers most of the geographical area of Chicago except the downtown Chicago Loop, which is in area code 312. 815/779: Northern Illinois outside of the immediate Chicago area including Joliet, Kankakee, LaSalle, DeKalb, and Rockford. Area code 815 was overlaid with area code 779 in 2007. 847/224: North and northwest suburbs of ...
South Branch Chicago River in Chicago, Illinois. (. 41°50′30″N 87°40′33″W / 41.8416°N 87.6757°W / 41.8416; -87.6757. ) The Chicago Sanitary and Ship Canal, historically known as the Chicago Drainage Canal, is a 28-mile-long (45 km) canal system that connects the Chicago River to the Des Plaines River. It reverses the ...
North Branch Chicago River. The North Shore Channel is a drainage canal built between 1907 and 1910 to flush the sewage-filled North Branch of the Chicago River down the Chicago Sanitary and Ship Canal. [1] The sewage carrying duty has been largely taken over by the Chicago Deep Tunnel, but there are still occasional discharges due to heavy rains.
The Chicago River is a system of rivers and canals with a combined length of 156 miles (251 km) [1] that runs through the city of Chicago, including its center (the Chicago Loop). [2] Though not especially long, the river is notable because it is one of the reasons for Chicago's geographic importance: the related Chicago Portage is a link ...
The Chicago metropolitan area, also referred to as the Greater Chicago Area and Chicagoland, is the largest metropolitan statistical area in the U.S. state of Illinois, and the Midwest, containing the City of Chicago along with its surrounding suburbs and satellite cities. Encompassing 10,286 square mi (28,120 km 2), the metropolitan area ...