Which Canadian bridge is the world’s longest bridge over ice-covered water?

The story behind the answer

The Confederation Bridge is the Canadian crossing recognized as the world’s longest bridge over ice-covered water.

It links Prince Edward Island with New Brunswick across the Northumberland Strait. The 12.9-kilometre crossing opened in May 1997 and replaced a much longer ferry journey between the island and the mainland.

Its piers and ice shields were engineered for severe winter conditions. The bridge’s gently curved alignment helps it resist moving sea ice, while the massive concrete components were built to withstand repeated seasonal pressure.

The Confederation Bridge is a toll facility, with the toll traditionally collected from traffic leaving Prince Edward Island. It is not the longest bridge in the world overall; its distinctive record concerns the challenging environment of ice-covered marine water.

Source: Wikipedia · fact-checked Sept. 2026

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