The Fort Kent - Clair Border Crossing is at the Clair–Fort Kent Bridge that connects the town of Fort Kent, Maine, with Clair, New Brunswick, on the Canada–United States border. It marks the northern terminus of U.S. Route 1. This crossing first opened in 1905 with the construction of a footbridge that traversed the Saint John River. A replacement for the steel bridge that was built in 1930 opened July 31, 2014.
