Sault Ste. Marie International Bridge

Sault Ste. Marie International Bridge
The bridge from the American side in 2025
Coordinates46°30′25″N 84°21′41″W / 46.50703°N 84.36132°W / 46.50703; -84.36132
CarriesTwo lanes of traffic ( I-75 / LSCT / LHCT)
CrossesSt. Marys River
LocaleSault Ste. Marie, MichiganSault Ste. Marie, Ontario
Characteristics
Designtruss arch bridge
Total length2.8 miles (4.5 km)
Width28 feet (8.5 m)
Longest span132 m
Clearance below124 feet (38 m)
History
OpenedOctober 31, 1962
Statistics
Daily traffic7,000 vehicles daily (average), 10,000 vehicles daily (peak)
TollUS$4.50, C$6.30
Location
Interactive map of Sault Ste. Marie International Bridge

The Sault Ste. Marie International Bridge spans the St. Marys River between the United States and Canada connecting the twin cities of Sault Ste. Marie, Michigan, and Sault Ste. Marie, Ontario. The bridge is operated by the International Bridge Administration under the direction of the Sault Ste. Marie Bridge Authority, a bi-national governing body consisting of four directors appointed by the governor of Michigan and four appointed by the Canadian government-owned Federal Bridge Corporation.