Where does the 7 Mile bridge start and end?

It connects Knight's Key (part of the city of Marathon, Florida) in the Middle Keys to Little Duck Key in the Lower Keys. Among the longest bridges in existence when it was built, it is part of the Overseas Highway in the Keys, which is part of the 2,369-mile (3,813 km) U.S. Route 1.



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It's quite a famous bridge having appeared in a lot of movies, with a starring role in action thrillers like Licence to Kill, True Lies, The Haunted Mansion, 2 Fast 2 Furious, Mission Impossible III, I Am Number Four and Leverage. The Florida Keys' Seven Mile Bridge looks as impressive on film as it does in real life.

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Fun Bridge Facts Does the large hole in the bridge next to Pigeon Key have you wondering? It used to be a swing bridge to pass boats through and now that the bridge no longer operates, there is a gigantic hole! The actual length of the bridge is technically only 6.765-miles long - not seven!

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The bridge re-opened after restoration on 1-12-2022. You can walk, bike or rollerblade the approximately 2.2 miles to Pigeon Key on the bridge and enjoy the amazing views. In the Florida Keys, there is no name better known than Henry Flagler who built the world-famous Oversea Railway in the early 1900's.

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Generally, the speed limit is 55 mph.

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However, the Old Seven Mile Bridge runs parallel to the highway. It is only accessible by bike or on foot, making it a better option for anybody looking to take the scenic route between Marathon and Bahia Honda.

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The Seven Mile Bridge is 6.765 miles long and 38 feet wide, with a clearance of 65 feet. The design used with precast concrete, as a segmented box girder bridge. The main beams are made up of girders shaped into a hollow box.

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What happened to the old 7 Mile Bridge? The old 7 Mile Bridge was destroyed by a hurricane in 1935.

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Near the center, the bridge rises in an arc to provide 65-foot (20 m)-high clearance for boat passage. The remainder of the bridge is considerably closer to the water surface.

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