There are two large finger joints at the towers to accommodate all the expansion of the suspended spans. There are 11 smaller finger joints and 5 sliding joints across the Mackinac Bridge. In addition, there are 13 expansion joints for the south viaduct spans – one for each of these simple spans. This adds up to a total of 31 total joints.
- Michigan National Guard helicoptors to fly in the vicinity of the Mackinac Bridge Tuesday
- Brief Mackinac Bridge closures early Wednesday morning for equipment move
- Mackinac Bridge Authority update Wednesday on 2018 Annual Bridge Walk details
- May Traffic Report
- New video explains Mackinac Bridge Walk options, changes