News Flash

Construction and Traffic Updates

Posted on: December 7, 2023

1st Ave & I-80 Interchange Project: Traffic Control Change Starts on December 11

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See information below regarding a change in traffic control at the 1st Avenue & I-80 interchange (Exit 242) starting Monday evening, December 11, 2023. 

  • The eastbound I-80 exit ramp to 1st Avenue (Exit 242) will be closed from 8:00 pm on Monday, December 11, until 5:00 am on Tuesday, December 12. Drivers will be detoured east to the Dubuque Street interchange (Exit 244).
  • The new eastbound I-80 exit ramp to 1st Avenue (Exit 242) will open to traffic at 5:00 am on Tuesday, December 12. Drivers using the exit ramp will be able to turn left or right onto 1st Avenue. (See image below)

The Iowa Department of Transportation is managing this project. Please check their 511ia.org website for project updates and real-time traffic conditions.

About the Project
The Iowa Department of Transportation is reconstructing the interchange at I-80 exit 242 and 1st Avenue with a diverging diamond interchange (DDI). Major construction started in March 2023. 1st Avenue is reduced to one lane in each direction over I-80 into fall 2024. Drivers should anticipate traffic delays and plan accordingly.

Learn More

Traffic patterns


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