The Straits of Mackinac Shipwreck Preserve are divided in two by a bridge spanning how long?
Straits of Mackinac Shipwreck Preserve The Straits of Mackinac Shipwreck Preserve is a 148 sqmi state preserve in and around the Straits of Mackinac. The preserve is divided in two by the Mackinac Bridge. The waters of the preserve include the waters offshore from Mackinaw City and St. Ignace, as well as all or part of the shorelines of Bois Blanc Island, Mackinac Island, Round Island, and St. Helena Island.
Nærøysund Bridge The Nærøysund Bridge (Norwegian: "Nærøysund bru" ) is a suspension bridge that crosses the Nærøysundet strait between the islands of Marøya (in Nærøy) and Vikna in Nord-Trøndelag county, Norway. It is located about 1 km south of the village of Rørvik. Together with the Marøysund Bridge, it connects the islands of Vikna to the mainland. The Nærøysund Bridge is 701 m long, the main span is 325 m , and the maximum clearance to the sea is 41 m . The bridge has 17 spans. The Nærøysund Bridge was opened in 1981, when it briefly held the title of the world's longest cable-stay bridge.