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MIAMI (CBSMiami) – If you’re planning a trip to lower Keys this weekend take note, the Seven Mile Bridge will be closed for several hours for the annual race.

More than 15,000 runners, including the 2014 top three finishers in overall women and men’s divisions, will take part in the race. To accommodate them the bridge, the longest of 42 spans over water that help comprise the Florida Keys Overseas Highway,

The Seven Mile Bridge Run began in 1982 to mark the completion of a new bridge construction program that replaced aging converted railroad spans originally built in the early 1900s.

The run across the convergence of the Atlantic Ocean and Gulf of Mexico sold out within 30 minutes after online registration went live in February.

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