Photo High Winds Blow Over Semi On Mackinac Bridge In march 1997, a ford bronco went over the railing. that case was later ruled a suicide. both incidents were terrible tragedies but were not the result of wind blowing vehicles off the bridge. the hazards of high winds, however, are why we issue advisories and close the bridge during extreme wind events. 20 35 mph: high wind advisory. high profile vehicles (rvs, trailers, etc.) should travel no faster than 20 mph across the bridge. 35 50 mph: escorts required. any high profile vehicles must wait to be escorted across the bridge. escorts ensure that high profile vehicles travel at speeds of less than 20 mph, depending on conditions.
Mackinac Bridge Crash No Injuries Or Damage After High Winds Knock There have been a few other instances where winds have caused high profile vehicles to tip over on the bridge. in july 2013, a truck tipped against the bridge railing. in december 2022, a mobile office trailer tipped over against the bridge railing. in both cases, the bridge was closed until the vehicles could be cleared. the railings were not. According to the mackinac bridge authority, winds are blowing across the bridge surface in excess of 50 miles per hour. bridge authority asks all drivers to exercise appropriate caution. A dramatic mackinac bridge incident has seen a semi tip over on the bridge due to a gust of high wind on thursday night. according to reports, a tractor trailer vehicle tipped on its side as it traveled across the mackinac bridge after 80 mph wind gusts hit. Straits of mackinac, mich., (wpbn wgtu) drivers looking to cross the mackinac bridge on tuesday are encouraged to reduce their speed to 20 miles per hour due to high winds.
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