The width of the roadway is 54 feet. The outside lanes are 12 feet wide (2), the inside lanes are 11 feet wide (2), the center mall is 2 feet wide, and the catwalk, curb and rail width is 3 feet on each side – totaling 54 feet. The stiffening truss width in the suspended span is 68 feet wide making it wider than the roadway it supports.
- Still time to plan your walk: 2019 Mackinac Bridge Walk now two weeks awa
- Use your Mackinac Bridge Tokens while you can
- June Traffic Report
- National search yields new Mackinac Bridge Authority executive secretary close to home
- July 10 Mackinac Bridge Authority meeting available to view on LiveStream