It will take some extra time to travel between Terrace and Prince Rupert Friday.
A stretch of Highway 16 will be closed as CN crews conduct avalanche control work between Telegraph Point Rest Area and Kasiks River Bridge.
The highway will be shut down between the Port Edward Turnoff and Shames Mountain Road between 10:30 and 1:30.
The transportation ministry says motorists can expect delays of up to one hour.
