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State Route 309 roundabout construction and culvert replacements

Intersection Improvement (Safety)

Project Status

  1. Proposed

  2. In Development

  3. Pre-construction

  4. Construction

  5. Completion

Aerial view of the intersection at State Route 309 and Napoleon Road taken February 2021.

About the project

The project will improve two intersections and replace three culverts along State Route 309 east of the city of Lima. 

Part 1: 

Construct single-lane roundabouts at the State Route 309 intersections with Thayer Road and Napoleon Road. The work consists of installing curb and gutter, drainage, and lighting at both intersections. 

Estimated Begin: April 2022

Detour Begin: June 1, 2022

Detour End: Mid-August

Estimated End: November 2022

Project Cost: $4.1 million

Traffic Impacts: Currently, temporary lane restrictions may take place for utility relocation and other work occurring off of the roadway.

 Traffic will be detoured approximately 70 days, from June 1 to August 16. 

  • Detour: SR 235 to SR 81 to I-75 back to SR 309

Part 2:

Replace three culverts on State Route 309 between Cool Road and Pevee Road.

Estimated Begin: April 2022

Estimated End: November 2022

Project Cost: $532,121

Traffic Impacts: Traffic detour begins June 1 for the roundabout project. The timing of culvert work will be in phases to maintain local access for homes and businesses.

Detour: State Route 235 to State Route 81 to Interstate 75 back to State Route 309 (see map). 

Illustrations of roundabout design

Images are solely for illustrative purposes and may not accurately represent the actual limits of right-of-way and highway design.

Illustration of Thayer Road design 

Illustration of Napoleon Road design ​

Before pictures

State Route 309 and Thayer Road

State Route 309 and Napoleon Road

 

Public involvement history and documents

On Jan. 22, 2020, a public meeting was held at Allen East Local High School to present the proposed project and to solicit public comments regarding the proposed improvements. 

On March 19, 2020, ODOT announced the selection of single-lane roundabout designs to improve the safety of the two two intersections. The projects are tentatively scheduled for construction in 2022. Read the news release.

Public Involvement Documents 

 

View Project's Public Comments ()

Public comments regarding our projects are always welcome!

This section is for frequently asked questions and project-related questions. You may notice that some projects require one or more formal comment period(s) with deadlines for comments to be considered during certain phase(s) of the project development process. Typically called the “public comment period," this is when ODOT asks the public for input before an important decision needs to be made, such as choosing a preferred alternative. You may notice these periods generally occur immediately following a public meeting.

All comments received, regardless of when or how they are submitted, will be reviewed and considered and/or responded to by the ODOT project team. Comments received through this forum will, when appropriate, be publicly posted along with ODOT’s response; Such comments will be moderated to remove personal information prior to posting.

Please let us know if you have questions, and thank you for your interest and input on the project! 

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