Sunhills Mining LP v United Steelworkers, Local 1595, 2018 CanLII 25572 (AB GAA) Share on LinkedIn February 11, 2018 | Alberta Grievance Arbitration Awards Overview Successfully defended against a group grievance alleging inappropriate discontinuation of the hot change practice for many employees. CanLii 2018 CanLII 25572 (AB GAA)