U.S. 1 North - Marathon to Layton

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U.S. 1 North
U.S. 1 northbound ascends onto the Seven Mile Bridge from Little Duck Key. The two lane span is by far the longest bridge along the Overseas Highway. 10/17/20
The original Seven Mile Bridge was constructed from 1908 to 1912 as a railroad bridge. It was modified for automobiles and operated at a toll bridge from 1938 to 1954.1 The remnant bridge is partially a fishing pier. 01/13/02
Tiny Money Key lies just south of the Seven Mile Bridge beyond Pacet Channel. 10/17/20
The Old Seven Mile Bridge and a transmission line parallel the north side of U.S. 1 from ahead of Money Key Channel east to Knight Key. 10/17/20
Construction of the Seven Mile Bridge commenced in 1979. The span opened to traffic on May 24, 1982.2 10/17/20
Molasses Key rises between Money Key Channel and Moser Channel south of the Seven Mile Bridge. 05/07/06
Despite narrow shoulders, passing is permitted along portions of the Seven Mile Bridge. 10/17/20
The Seven Mile Bridge crests over Moser Channel. Part of the Intracoastal Waterway, Moser Channel flows between Molasses Key and Pigeo Key Banks from Florida Bay to the open waters of the Florida Straits. 10/17/20
The Old Seven Mile Bridge continues north of U.S. 1 to Pigeon Key. Maintained by the Pigeon Key Foundation, Pigeon Key is a small island with a handful of structures. Severed to the west, the old bridge remains in use east to connect Pigeon Key with Knight Key via shuttle or on foot.1 10/17/20
With a legacy as a work camp in 1912 for construction of the Florida East Coast Railroad, Pigeon Key is on the National Register of Historic Places. The island was purchased by the state on November 9, 1936, a year after the Labor Day Hurricane destroyed much of the Florida East Coast Railroad.1 10/17/20
U.S. 1 continues east across Knight Key Channel toward Knight Key and Marathon. 10/17/20
U.S. 1 (Overseas Highway) north enters the city of Marathon at Knight Key. 10/17/20
Knights Key Boulevard acts as a frontage road for U.S. 1 to the businesses and residences on Knight Key. 10/17/20


 
Sources:
  1. History Of Pigeon Key. Florida Keys History Museum.
  2. History of Marathon. Florida Keys History Museum.


Photo Credits:

  • 01/13/02 by David Field.
  • 05/07/06 by AARoads and Justin Cozart.
  • 10/17/20 by AARoads.

Page Updated 04-23-2024.

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