Montgomery County EngineerHelping Connect Montgomery County

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The Mission of the Engineer’s Office

The mission of the Montgomery County Engineer’s Office is to maintain and improve a local roadway network which will provide for the safe and efficient movement of the traveling public and a healthy local economy.

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Featured Project Third Street Bridge Replacement Project

The Montgomery County Engineer’s Office is replacing the Third Street Bridge over the Great Miami River in Downtown Dayton. This improvement is scheduled to be completed in October 2021. Please see the project updates for details on current construction activities.

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News & Announcements

August 10, 2022

The roundabout under construction, located at Mad River Road and Alex Bell Road, is set to open the second or third week of August, 2022. The $967,000 modern roundabout will boost traffic efficiency and safety. The circular design of roundabouts forces drivers to slow down. On average, roundabouts reduce total crashes by 35%, injuries by 76% […]

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