Illinois Route 128 is a north–south state road in east-central

Illinois Illinois ( ) is a U.S. state, state in the Midwestern United States, Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolita ...

. It runs from

Interstate 70 Interstate 70 (I-70) is a major east–west Interstate Highway System, Interstate Highway in the United States that runs from Interstate 15, I-15 near Cove Fort, Utah, to a park and ride lot just east of Interstate 695 (Maryland), I-695 in ...

in Altamont to

Illinois Route 121 Illinois Route 121 (IL 121) is a major state highway in the central part of the U.S. state of Illinois. Although it travels from northwest to southeast, it is marked as a north–south highway.Sarjeant, CharlesIllinois 121. Retrieved ...

in Dalton City. This is a distance of .

Route description

Illinois 128 is a two-lane, rural surface road for its entire length. Immediately north of Interstate 70, it

overlap Overlap may refer to: * In set theory, an overlap of elements shared between sets is called an intersection, as in a Venn diagram. * In music theory, overlap is a synonym for reinterpretation of a chord at the boundary of two musical phrases * Ove ...

s U.S. Route 40 for 3 miles (5 km). It is also concurrent with

Illinois Route 16 Illinois Route 16 (IL 16) is an east–west highway in central Illinois. Its western terminus is at the Joe Page Bridge over the Illinois River in Hardin, while its eastern terminus is at Paris at Illinois Route 1 and U.S. Route 150, with ...

near Shelbyville. Illinois 128 may or may not run through Moultrie County, depending on its exact routing, as the route appears to run along portions of the Shelby/Moultrie and Macon/Moultrie county lines.

History

SBI Route 128 originally ran from U.S. Route 40 (originally Illinois Route 11) to Illinois 16 west of Shelbyville. In March 1937, it replaced IL 169 north of Shelbyville to Dalton City. Finally, as Interstate 70 was being built in the 1950s and 1960s, it was extended along U.S. 40 to Altamont.

Major Intersections

References

{{reflist 128 Transportation in Effingham County, Illinois Transportation in Fayette County, Illinois Transportation in Shelby County, Illinois Transportation in Macon County, Illinois Transportation in Moultrie County, Illinois