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The raised streets needed new, raised sidewalks to match them. In the case of vaulted sidewalks, which might be 5 feet (1.5 m) or more over the original street level, a structure was built to hold a new sidewalk at the new street level, and an empty space was left between the original and the new sidewalks.
When the Illinois Center development was built on the east side of downtown, a new upper level was built, making most streets in that area three levels. After about 1890, special interest groups , including recreational bicyclists, farmers delivering harvested crops to market, and motorists, began to mount support for concrete paving to replace ...
The Chicago Pedway is a network of tunnels, ground-level concourses and bridges in Chicago, Illinois connecting skyscrapers, retail stores, hotels, and train stations throughout the central business district.
Chicago could eventually be responsible for clearing at least some city sidewalks in winter, after aldermen advanced a proposal that could lead to a sidewalk snowplow pilot program. Under the ...
In civil engineering, concrete leveling is a procedure that attempts to correct an uneven concrete surface by altering the foundation that the surface sits upon. It is a cheaper alternative to having replacement concrete poured and is commonly performed at small businesses and private homes as well as at factories, warehouses, airports and on roads, highways and other infrastructure.
Chicago in 1857. Blocks of 80, 40, and 10 acres establish a street grid at the outskirts which continues into the more finely divided downtown area. A city block , residential block , urban block , or simply block is a central element of urban planning and urban design .
In October 2005, the Chicago Sun-Times reported on CDOT's 50/50 Sidewalk Program. The program was billed as a way for home-owners to evenly split the cost with the city to replace public sidewalks in front of their homes. The report found that most homeowners paid more than 50% of the final construction cost.
The 1909 address change did not affect downtown Chicago, between the river and Roosevelt Road, the river and Lake Michigan. The ordinance was amended June 20, 1910 to include the downtown area. The new addresses for the “loop” went into use on April 1, 1911. Chicago house numbers are generally assigned at the rate of 800 to a mile.