The Port Mann Bridge has now reopened in both directions after being closed overnight.
A combination of snow and slush renewed fears about ice bombs, forcing crews to close the bridge to all traffic.
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Drivers were told to find another route just before midnight on Boxing Day. The bridge reopened just before 5 a.m.
The corporation that runs the bridge says the closure was due to unsafe conditions for drivers.
Crews have been using snow-removing collars on the bridge cables in the hopes of removing build-up but in the past this was not enough to prevent ice bombs falling and shattering car windshields.