Welcome to the Mackinac Bridge Website! Mission Statement: The Mackinac Bridge Authority is committed to preserve and maintain the State of Michigan’s single largest asset and one of the world’s leading suspension bridges to provide safe, pleasurable and expedient passage over the Straits of Mackinac for economic benefit and improved ...

The Mackinac Bridge is currently the seventh-longest suspension bridge in the world by total suspended length, and the longest suspension bridge in the western hemisphere. The bridge opened to traffic on November 1, 1957.

Current Bridge Conditions; Rules & Regulations; Monthly Traffic Statistics; Bridge Cam

The bridge was officially begun amid proper ceremonies on May 7 & 8, 1954, at St. Ignace and Mackinaw City. The bridge opened to traffic on November 1, 1957 according to schedule, despite the many hazards of marine construction over the turbulent Straits of Mackinac. The last of the Mackinac Bridge bonds were retired July 1, 1986.

In 1998, the Akashi Kaikyo Bridge in Japan became the longest in the world, stretching 12,826 feet when measured by total suspended length. The Mighty Mac is unique among other high-ranking suspension bridges due to its long and fully suspended side spans.

The Mackinac Bridge is the longest suspension bridge in the western hemisphere. The total length of the Mackinac Bridge is 26,372 feet. The length of the suspension bridge (including anchorages) is 8,614 feet.

Currently we are experiencing winds of sufficient force in the Straits area (20 - 34 mph) to issue a warning to all motorists preparing to cross the Mackinac Bridge. Examples of vehicles which are especially vulnerable to high winds are pickup trucks with campers, motor homes, vehicles pulling trailers and enclosed semi-truck trailers.

Mackinac Bridge Authority; N 415 I-75; St Ignace, MI 49781 (906) 643-7600; Contact Us; Wednesday, Feb 05 - 12:25 AM High Wind Warning Full condition report. Seasonal Views Gallery. Wednesday, Feb 05 - 12:25 AM High Wind Warning Full condition report. Check out our views of the Bridge.

The Mackinac Bridge is located in northern Michigan at the Straits of Mackinac. The bridge connects Michigan’s upper and lower peninsulas. Mackinaw City is located at the south end of the bridge.

MacPass is the Mackinac Bridge Authority’s exclusive prepaid toll-account program, which uses windshield-mounted stickers to keep customers rolling with the quickest and easiest toll payment. MacPass customers can use toll lanes designated for …