The Confederation Bridge was built in the mid‑1990s, with construction running from late 1993 until 1997, and it officially opened to traffic on May 31, 1997.

Quick Scoop: Confederation Bridge Timeline

  • Construction started: Fall 1993.
  • Main construction period: 1993–1996, including fabrication of massive concrete components and their installation in the Northumberland Strait.
  • Structural completion: Last major girder/span set in place November 19–20, 1996.
  • Official opening to traffic: May 31, 1997.

So if you’re asking “when was the Confederation Bridge built,” most sources describe it as being built between 1993 and 1997 , with 1997 as the year it opened to the public.

Spanning about 12.9 km across the Northumberland Strait, it’s known today as one of Canada’s major engineering landmarks and the world’s longest bridge over ice‑covered waters.

TL;DR:
The Confederation Bridge was built from 1993 to 1997 and opened on May 31, 1997.

Information gathered from public forums or data available on the internet and portrayed here.