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Kansas celebrates 50 years of Interstates

Kansas Interstate History

Kansas Interstates have a long and rich history. Click on the links below to view milestones in each decade.


The final link in the Kansas Interstate highway system, I-670 in Kansas City, is opened to traffic. Also, I-635 in Kansas City is designated as the Harry Darby Memorial Highway.

Work began on the I-70/I-470 interchange in west Topeka.

November 29 - Kansas unveiled new signs honoring President Eisenhower and his contributions to the Interstate system. They were placed on Interstates across the nation.

KDOT finishes the Comprehensive Highway Program on time and under budget.

The new 10-year Comprehensive Transportation Program was authorized by Legislature. Also, work began on the East Topeka interchange project to link the Kansas Turnpike, I-70, US-40, and K-4 Highway. It cost an estimated $64.9 million to build and was the biggest single project KDOT had built to date.
Read more about the East Topeka Interchange