Mackinac Bridge Authority

Spanning the Straits of Mackinac since 1957

Falling ice closures again possible at Mackinac Bridge

Posted on March 12th, 2026
Media contact: James Lake, [email protected], 906-250-0993 Fast facts:
  • When ice falls from the bridge’s towers and cables, the Mackinac Bridge Authority closes the bridge to traffic for safety.  
  • Ice chunks, sheets and spears that fall hundreds of feet from the bridge’s towers and cables have damaged v
… Read More

Mackinac Bridge Authority meets July 9 on Mackinac Island

Posted on July 1st, 2025
The Mackinac Bridge Authority (MBA) will meet July 9 on Mackinac Island to discuss the 2024-2025 resurfacing and joint replacement project on the bridge, the 67th annual inspection report, the annual bridge walk and pending legislation. The authority is also expected to meet in closed session. The meeting is sche… Read More

Mackinac Bridge closed again for falling ice; more closures likely

Posted on April 2nd, 2025
Fast facts:
  • The Mackinac Bridge is currently closed for the third time in three days due to falling ice.
  • The Mackinac Bridge Authority (MBA) cannot accurately predict when ice may fall from the bridge to prompt a closure or when it will stop falling so the bridge can reopen.
  • MBA and local emergency services personnel a
… Read More

Mackinac Bridge Authority meets Nov. 8 in Sault Ste. Marie

Posted on October 31st, 2024

The Mackinac Bridge Authority (MBA) will meet Nov. 8 in Sault Ste. Marie to discuss the 2024-2025 resurfacing project on the bridge, committee reports and the 2025 meeting schedule. The authority also is scheduled to meet in closed session to review safety and security at the bridge. The meeting is scheduled to begi… Read More

25 millionth Mackinac Bridge crosser returns to celebrate 50-year anniversary

Posted on May 31st, 2024
On May 21, 1974, Bob Kuchar was a 24-year-old General Motors employee on vacation when he crossed the Mackinac Bridge on his 1972 Suzuki 250 motorcycle. Turns out, he was riding the 25 millionth vehicle to cross the bridge since it opened in 1957. On May 23, 2024, Kuchar made the trip again – crossing in his 2017 Ford F-… Read More

The Mighty Mac’s Expanded Antarctic Connection

Posted on April 17th, 2024
When Brendan Fisher began his 13-month adventure as a heavy equipment mechanic for the United States Antarctic Program (USAP), he brought pieces of the Mackinac Bridge with him. When he returned, he brought a piece back, as well as stories to accompany it, that he presented this month to the Mackinac Bridge Authorit… Read More

Repaving on Mackinac Bridge starts March 25

Posted on March 11th, 2024
The Mackinac Bridge Authority (MBA) will begin a two-season repaving project on the bridge’s north viaduct and approach truss spans March 25, weather permitting. Repaving, deck repairs, and joint repairs on the two northbound lanes of the bridge will begin March 25 and is scheduled to be completed by May 23. Traf… Read More

Mackinac Bridge joint replacement work begins Sept. 6

Posted on August 24th, 2023
The Mackinac Bridge Authority (MBA) will invest nearly $5 million this fall to replace joints on the north viaduct span, with work scheduled to begin Wednesday, Sept. 6. The project includes replacing 11 relief joints and three sliding-plate expansion joints, which are connections in the bridge deck that allow fo… Read More

September Traffic Report

Posted on October 20th, 2016
Robert J. Sweeney, Executive Secretary of the MBA, reported today that 464,394 vehicles crossed the Mackinac Bridge during the month of September compared to 442,402 in 2015. For the month of September, traffic is up 5.0% and fare revenue is up 4.5% compared to last year. The Mackinac Bridge Authority has scheduled… Read More
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Mackinac Bridge Authority
N 415 I-75 St Ignace, MI 49781 (906) 643-7600
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