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Phase 1B will improve safety, decrease congestion, and replace aging pavement and bridges along I-75 just south of the Downtown area. The project will create three continuous lanes of traffic on I-75 in both directions from just North of Edwin C. Moses exit to just south of Fifth Street in Dayton.

 Construction Information


This is major construction. Motorists are advised to use caution and reduce speed through the work zone.

Arrow boards and signs will be in place prior to the work zone to alert motorists of the upcoming lane closures. Law enforcement will be on site to monitor traffic flow.

I-75 Project Limits (Click picture for larger view)

U-Turn Route (Click picture for larger view)


 Project Logistics


Start Date: March 2010

Estimated Completion Date: June 2013

I-75 Downtown Dayton Phase 1B

  • Estimated Construction Cost: $57.6 Million
  • Estimated Overall Cost: $71 Million

Project Location:

  • I-75 - Just North of Fifth Street in Dayton to Just North of Edwin C. Moses Blvd. Exit.

 Project Benefits

  • ​3 Continuous Through Lanes on I-75
  • Improved Safety
  • Replace Aging Pavements and Bridges
  • Better Traffic Flow
  • Fewer Incidents and Related Congestion



Visit OHGO, Your source for Real Time Traffic Updates: for information on lane and road closures caused by construction, incidents, weather or other related traffic events, visit ODOT's gateway to traffic and roadway information.


Phase 1B Fact Sheet.pdf
7/25/2012 11:16 AM283 KB
UTurn Picture.pdf
7/25/2012 11:17 AM18226 KB
Ph1B project limits.pdf
7/25/2012 11:18 AM18993 KB


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 Project Photos Slideshow

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​Any questions or concerns regarding this page or project
please contact the Public Information Officer
(937) 497-6820