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  2. List of Interstate Highways in Indiana - Wikipedia

    en.wikipedia.org/wiki/List_of_Interstate...

    Interstate Highways are owned and maintained by the Indiana Department of Transportation (INDOT) unless it is a toll road. The system was authorized by the Federal-Aid Highway Act of 1956, which provided federal funds for construction of limited access highways. Indiana's initial set of seven Interstate Highways were announced in September 1957 ...

  3. Illinois State Highway System - Wikipedia

    en.wikipedia.org/wiki/Illinois_State_Highway_System

    SBI # 1 paid for Route 1, and so on. These initial 46 route numbers marked the major infrastructure roads desired by the state legislature in 1918. Remarkably, many of these numbers still exist on the original or nearby alignment. As the highway system grew these numbers were altered to accommodate new roads or extensions of older roads.

  4. List of U.S. Highways in Indiana - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._Highways_in...

    Grand Army of the Republic Highway [2] US 12: 46.258: 74.445 US 12/US 20/US 41 at Whiting: US 12 at Michiana Shores: 1926 [3] current Iron Brigade Highway [4] US 20: 155.734: 250.630 US 12/US 20/US 41 at Whiting: US 20 near Angola: 1926 [5] current US 24: 166.846: 268.513 US 24/US 52 near Kentland: US 24 near Fort Wayne: 1926 [5] current

  5. List of Interstate Highways in Illinois - Wikipedia

    en.wikipedia.org/wiki/List_of_Interstate...

    The Interstate Highway System in Illinois consists of 13 primary highways and 11 auxiliary highways which cover 2,248.93 miles (3,619.30 km). [2] The Interstate Highway with the longest section in Illinois is Interstate 57 at 358.57 miles (577.06 km); the shortest is Interstate 41 at 0.90 miles (1.45 km).

  6. List of U.S. Highways in Illinois - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._Highways_in...

    This is a list of U.S. Highways in Illinois, all of which are owned and maintained by the U.S. state of Illinois. The Illinois Department of Transportation (IDOT) is responsible for maintaining the U.S Highways in Illinois. The system in Illinois consists of 20 primary highways.

  7. Numbered highways in Indiana - Wikipedia

    en.wikipedia.org/wiki/Numbered_highways_in_Indiana

    The Indiana Department of Transportation (INDOT) is responsible for the establishment and classification of a state highway network which includes Interstate Highways, U.S. Highways, and State Roads. There is no rule preventing the same numbering between state roads, U.S. routes, and Interstate highways, although traditionally, INDOT has ...

  8. How to find out road conditions in Indiana and Illinois - AOL

    www.aol.com/road-conditions-indiana-illinois...

    TERRE HAUTE, Ind. (WTWO/WAWV) — If you must drive during the upcoming winter weather, here’s how you can find out about road conditions in Indiana and Illinois. In Indiana you can go to 511in ...

  9. List of state routes in Illinois - Wikipedia

    en.wikipedia.org/wiki/List_of_state_routes_in...

    These highways are maintained by the Illinois Department of Transportation (IDOT), with the exception of Illinois Route 390 and parts of Illinois Route 56 and Illinois Route 110, which are maintained by the Illinois State Toll Highway Authority (ISTHA), and all routes that enter the Chicago City Limits are maintained by the Chicago Department ...