C.N. rail traffic across Canada could be coming to halt at the end of the month.
About 33-hundred employees, including conductors and yardmen, will be in a legal strike or lock out position October 28.
They've been without a contract since the middle of July.
The Teamsters Canada Rail Conference says the company's seeking concessions that could lead to train crews working longer hours.
The union says it's interested in continuing conciliated talks, but the offer was rejected by C.N.