The Mackinac Bridge is a 5-mile-long (8-km.-long) bridge that carries a four-lane interstate highway, Interstate 75. It was built by the U.S. state of Michigan and connects that state's Upper Peninsula and Lower Peninsula together.
|Carries||4 lanes of I-75 / GLCT|
|Crosses||Straits of Mackinac|
|Locale||St. Ignace and Mackinaw City, Michigan|
|Other name(s)||Mighty Mac or Big Mac|
|Maintained by||Mackinac Bridge Authority|
|Total length||26,372 ft (8,038 m)|
|Width||68.6 ft (20.9 m) (total width)|
54 ft (16 m) (road width)
38.1 ft (11.6 m) (depth)
|Height||552 ft (168 m) (tower height); 200 ft (61 m) (deck height)|
|Longest span||3,800 ft (1,158 m)|
|Clearance below||155 ft (47 m)|
|Designer||David B. Steinman|
|Opened||November 1, 1957|
|Toll||$2.00 per axle for passenger vehicles ($4.00 per car). $5.00 per axle for motor homes, and commercial vehicles.|
The government hangs colored lights from the big cable, and turns them on at night so that the bridge can be seen from many miles away.
The Mackinac Bridge was opened in 1957, and this started a major economic boom in northern Michigan as tourists drove from all over North America to see the bridge, the Great Lakes, and the northern forests.
- Mackinac Bridge Authority (n.d.). "Facts & Figures". Mackinac Bridge Authority. Archived from the original on January 22, 2018. Retrieved January 22, 2018.
- Mackinac Straits Bridge at Structurae. Retrieved January 30, 2010.
- Mackinac Bridge Authority (2010). "Mackinac Bridge Fare Schedule". Mackinac Bridge Authority. Archived from the original on December 22, 2009. Retrieved January 30, 2010.
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