Mackinac Bridge Authority

Spanning the Straits of Mackinac since 1957

Neph new MBA Chief Bridge Engineer at Mackinac Bridge

Posted on October 24th, 2019
The Mackinac Bridge Authority (MBA) has found its new chief bridge engineer: longtime Assistant Bridge Engineer Julie Neph. Neph, who has been with the MBA for the majority of her career, will begin her new role on Nov. 3. “I’m thrilled to see Julie in the chief engineer position,” said MBA Execut… Read More

August Traffic Report

Posted on October 8th, 2019
Kim Nowack, Executive Secretary of the MBA, reported today that 639,291 vehicles crossed the Mackinac Bridge during the month of August compared to 608,996 in 2018.
For the month of August, traffic was up 5.0% and fare revenue was up 3.8% compared to last year.
The Mackinac Bridge Authority has scheduled a substanti… Read More

Gov. Whitmer appoints Amy Trahey to the Mackinac Bridge Authority

Posted on September 19th, 2019
Amy L. Trahey, a Democrat of Grand Ledge, is the founder and president of the civil engineering consulting firm Great Lakes Engineering Group. She previously worked for the Michigan Department of Transportation. She earned her Bachelor of Science in Civil Engineering from Michigan Technological University. Ms… Read More

30,000 walk the Mighty Mac on Labor Day

Posted on September 2nd, 2019
For the first time in three years, crowds at the Annual Mackinac Bridge Walk grew, with an estimated 30,000 people shrugging off blustery weather to walk the Mighty Mac this Labor Day. This was the third year that the bridge was closed to public traffic during the walk, and the second year of the event starting from both… Read More

July Traffic Report

Posted on August 27th, 2019
Kim Nowack, Executive Secretary of the MBA, reported today that 612,890 vehicles crossed the Mackinac Bridge during the month of July compared to 610,322 in 2018.
For the month of July, traffic was up 0.4% and fare revenue was down 0.7% compared to last year.
The Mackinac Bridge Authority has scheduled a substantial… Read More

Labor Day and the Mackinac Bridge Walk just a week away

Posted on August 26th, 2019
Walk halfway and make the U-turn? Walk all the way across and arrange a ride? Start early and walk the bridge twice? With a week to go until the 2019 Mackinac Bridge Walk, there’s still plenty of time to plan your participation in this annual tradition. As in 2018, the walk will again start in both St. Ignace and Mac… Read More

Mackinac Bridge painting project earns engineering award

Posted on August 26th, 2019
Industrial painting requires some pretty advanced equipment, from removal and collection to providing working conditions safe from wind and rain. Add to that the challenge of performing that work on the 552-foot towers of the Mackinac Bridge and some creative engineering is required. The movable scaffold syste… Read More

Still time to plan your walk: 2019 Mackinac Bridge Walk now two weeks away

Posted on August 19th, 2019
Building on the success of the 2018 event, the 2019 Mackinac Bridge Annual Walk on Sept. 2 will again allow participants to start from St. Ignace or Mackinaw City, walking half the bridge and back, the entire length, or even crossing it twice. A video, posted on the MBA website at, explai… Read More

Use your Mackinac Bridge Tokens while you can

Posted on August 13th, 2019
Due to dwindling demand, the Mackinac Bridge Authority (MBA) will no longer accept bridge tokens in the toll lanes as of Sept. 10. Though the tokens have long been part of the Mackinac Bridge crossing experience, very few have been redeemed for tolls in recent years. Citing this decreased use, the Mackinac Bridge Aut… Read More