Districts Impacted
Project Summary
Improve I-70: Kingdom City to Warrenton will be a $581 million Design-Build project that will improve the 44-mile stretch of Interstate 70 from Kingdom City to Warrenton.
This project is scheduled to be awarded in November 2026. Construction is anticipated to begin in Spring/Summer 2027 with an anticipated completion in late 2030.
This project is one of several which will modernize the I-70 corridor across the state. Since its original construction more than 50 years ago, I-70 has been a vital lifeline for moving people, goods and information across Missouri and beyond.
Project News Releases
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Utility Work Scheduled in Callaway, Montgomery and Warren Counties
The Missouri Department of Transportation will begin surveying and locating utilities as it prepares for the Kingdom City to Warrenton segment of Improve I‑70.
This work will occur along the I-70 corridor and neighboring outer roads in Callaway...
Stay Informed
Sign Up For Project/Construction Press Releases
To receive specific project updates and construction related press releases, sign up for Improve I-70 e-mails by visiting MoDOT e-Update and selecting one or more of the Improve I-70 options under the Improve I-70 heading. If you already have an e-Update account, you can login and adjust your e-mail preferences.
Project Milestones
Project Contacts
Eric Kopinski
Title
Improve I-70 Program Director
Department
Central Office
Contact Info
Lairyn McGregor
Title
Improve I-70 Communications Coordinator
Department
Central Office
Contact Info
Phone: 816-607-2152
Email:Lairyn.McGregor@modot.mo.gov
Phone: 816-607-2152
Email:Lairyn.McGregor@modot.mo.gov
Related Information
Improve I-70
I-70 is a vital transportation corridor in Missouri, connecting the state’s two largest cities and carrying more rural daily traffic than any other route in the state. The 250 miles of I-70 through Missouri have been an engine for economic growth and...
Improve I-70 Projects
MoDOT has been working on the best plan to be efficient and innovative in how the 200 miles of I-70 will be delivered. As of May 2025, the Improve I-70 individual project limits have been updated and now include eight total project segments across...
Nearby Projects
Improve I-70: Columbia to Kingdom City
Improve I-70 Columbia to Kingdom City is a $426 million Design-Build project. Millstone Weber has been selected as the best-value proposer and Design-Build contractor of Improve I-70: Columbia to Kingdom City. This $405 million fixed-cost contract...
Improve I-70: Warrenton to Wentzville
MoDOT, in coordination with the Federal Highway Administration, is finishing the re-evaluation process to update the Environmental Impact Statement (EIS) of Interstate 70 (I-70) in Warren and St. Charles counties. As work to update the Environmental...