About this project

MDOT plans to rebuild a 7.8-mile section of US-31 from Sullivan Road in Green Lake Township, Grand Traverse County, to Reynolds Road in Inland Township, Benzie County, in 2025 and 2026. The proposed work will include roadway rebuilding and widening to improve pavement condition and provide safety improvements with the addition of center left-turn lanes, widened paved shoulders, and rumble strips. The South Long Lake Road/J. Maddy Parkway intersection will be rebuilt as a roundabout.

Tentative schedule for constructionSpring - Summer 2025: Tree clearing and detour route improvements.Fall 2025: Unsuitable soil excavation and replacement at Tonawanda Creek and Cedar Hedge Creek bridges. Detours required.Spring - Summer 2026: US-31 rebuilding, Sullivan Road to west of J. Maddy Parkway/S. Long Lake Road, including roundabout construction. Detours required.Summer - Fall 2026: US-31 rebuilding, west of J. Maddy Parkway/S. Long Lake Road to Reynolds Road. Detours required.

• All businesses will be open.  The businesses  have been meeting to get ahead of all the confusion about detours.    As the the final info comes out we will do our best to get the info to you.