Calgary (35 welders, journeymen, pipefitters, maintenance, production personnel, machine operators, truck drivers, store-keepers) and the International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers, Local 146
Renewal agreement: Effective April 1, 2018, to March 31, 2020. Ratified on March 28, 2018. Signed on April 26, 2018.
