Counties Impacted
Callaway
Montgomery
Warren
Route Impacted
70
Work Type
Corridor Upgrades
Planning Phase

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 Milestones

Not Started
Release the RFQ
June 2026
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Not Started
Issue the RFP
July 2026
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Not Started
Proposals Due
October 2026
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Not Started
Commission Selection of Design-Build Team
November 2026
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Not Started
Public Hearings
Early 2027
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Not Started
Construction
Begins in Spring 2027
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Project Contacts

Contact Photo
Eric Kopinski
Eric Kopinski
Title
Improve I-70 Program Director
Department
Central Office
Contact Info
Contact Photo
Headshot
Lairyn McGregor
Title
Improve I-70 Communications Coordinator
Department
Central Office

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...

Districts Impacted
Central
Counties Impacted
Callaway
Boone
Route Impacted
70
54
63
In Progress

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...

Districts Impacted
Northeast
St. Louis
Counties Impacted
St. Charles
Warren
Route Impacted
70
64
In Progress