St. Marys River (Michigan–Ontario) arch bridge, takes road traffic across the river. Directly to the west is the Sault Ste. Marie International Railroad Bridge, which carries rail traffic on a single set of tracks. The Edison Sault Electric Hydroelectric Plant, located at the eastern end of the Sault Ste. Marie Power Canal which runs between Lake Superior and Lake Huron through the city south of the American locks, is one of the longest hydroelectric plants in the world at in length. The plant consists of 74 three-phase generators capable of generating 25 to 30 megawatts. It was completed in 1902. The hydro plant is
Sault Ste. Marie Municipal Airport Sault Ste. Marie Municipal Airport Sault Ste. Marie Municipal Airport , also known as Sanderson Field, is a city-owned, public-use airport located one nautical mile (1.85 km) southwest of the central business district of Sault Ste. Marie, a city in Chippewa County, Michigan, United States. Although most U.S. airports use the same three-letter location identifier for the FAA and IATA, this airport is assigned ANJ by the FAA but has no designation from the IATA (which assigned ANJ to Zanaga Airport in Zanaga, Republic of Congo). Sault Ste. Marie Municipal Airport covers an area of at an elevation of 716