Individuals have reported receiving text messages claiming to be from MDOT and demanding toll payments. This is a scam. MDOT does not operate any toll roads; messages should be ignored and deleted immediately. Learn more from MDOT Director Bradley C. Wieferich and Attorney General Dana Nessel.
Bridges and crossings
Bridges and crossings
In Michigan, there are three publicly-owned and operated bridges: Mackinac Bridge, Blue Water Bridge, and International Bridge.
There are also two privately-owned and operated border crossings: Ambassador Bridge and Detroit-Windsor Tunnel.
For more information on travel and crossing information, such as tolls, travel documentation, and traffic conditions, visit the individual bridge or border crossing website.
Publicly-owned bridges
Mackinac Bridge
The Mackinac Bridge measures five miles long and is the longest suspension bridge in the western hemisphere. Located on I-75 in northern Michigan, it connects the lower peninsula in Mackinaw City with the upper peninsula in St. Ignace.
International Bridge
The Sault Ste. Marie International Bridge is the only vehicular crossing between Ontario and Michigan within a 300-mile distance. Located at the northern terminus of I-75, it connects Sault Ste. Marie, Michigan, with Sault Ste. Marie, Ontario.
Blue Water Bridge
The Blue Water Bridges are a major international crossings over the St. Clair River at the southern end of Lake Huron. The bridges are located between Port Huron, Michigan, and Point Edward, Ontario.