The Sault Ste. Marie International Bridge connects Sault Ste. Marie, Michigan with Sault Ste. Marie, Ontario across the St. Marys River. It is a major crossing for the Upper Midwest and northern Ontario, serving passenger vehicles, commercial trucks, and tourists visiting both cities.
Best times to cross: Weekday mornings and early afternoons are typically least congested. Summer weekends and major holidays see the heaviest traffic volumes.
Lane types available: Standard passenger vehicle and commercial truck lanes. NEXUS available at this crossing.
Northbound (US to Canada): The US approach camera on I-75 shows traffic feeding the bridge. Southbound (Canada to US): The Canadian toll plaza and bridge midpoint cameras provide real-time visibility of queue depth and bridge conditions.