Welcome to the I-270 North Project


Rendering of an interchange

Virtual
Public Meeting

MoDOT is committed to making information available to the public so it is hosting a virtual public meeting due to growing health concerns surrounding the coronavirus.

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Build. Progress.
Together.

In the spring of 2020 MoDOT will begin work on a project to enhance operations, improve safety and better link communities within the I-270 corridor. Listen to what residents have said about the project.

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Build. Progress.
Together.

In the spring of 2020 MoDOT will begin work on a project to enhance operations, improve safety and better link communities within the I-270 corridor. Listen to what residents have said about the project.

View Media Gallery

Build. Progress.
Together.

In the spring of 2020 MoDOT will begin work on a project to enhance operations, improve safety and better link communities within the I-270 corridor. Listen to what residents have said about the project.

View Media Gallery
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Announcements and Construction Alerts

Announcements

News Release: MoDOT Starts Construction on I-270 North Monday, April 20, 2020

The Missouri Department of Transportation is moving into the construction phase of the I-270 North Design-Build Project. On April 20, 2020, the eastbound I-270 off ramp to Washington Street/Elizabeth Avenue will close.

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Community Information Group Presentation

For current information and to learn more about the I-270 North Design-Build project view our Community Information Group (CIG) presentation from the March 12, 2020 meeting at the link below.

 

View the CIG Presentation

Section 2

Upcoming Ramp Closure: Eastbound 270 exit ramp to Washington/Elizabeth to close April 20, 2020.

2020 Detours Schedule

This schedule is subject to change.

Project Questions

What

The I-270 North Design Build Project will improve mobility on the mainline, at interchanges, and on the outer roads. It aims to reduce traffic congestion faced by local users and interstate travelers.

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Where

Interstate 270 North (I-270N) from James S. McDonnell Boulevard to Bellefontaine Road in St. Louis County.

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When

Construction is anticipated to begin Spring 2020 and completed December 2023.

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Why

The I-270 project is needed to improve current conditions on I-270, including outdated highway design, deteriorating infrastructure, and reducing traffic congestion.

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Contact us

Have a question, comment or want to receive project updates and learn about public meetings? Sign-up for email updates and send us your comments or questions by completing the following form.

What we are hearing

I'm looking forward to the changes they are going to make in North County. I think it's well overdue and I care about the area that I live in. ”

— Mrs. LaVerne Mahoney

Our community will flourish, it will look better, it will be better. When people come up and down 270 or West Florissant they will see our facelift and I'm quite sure they will be coming back. ”

— Mrs. LaVerne Mahoney

I'm really pleased to see that they are starting that now. We really need that as I mentioned before and I think people will really appreciate it. ”

— Dr. Rance Thomas

… may slow down traffic temporarily for a certain period of time but again it's important to renovate the highway and make traffic even better in the long run. That's the important thing. In the long run. ”

— Dr. Rance Thomas
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Ways to Stay Engaged