555 Lougheed Station trip leaving Carvolth Exchange @ Bay 9 at 6:39 am is cancelled today due to operational issue. Started Until 555 Carvolth Exchange trip leaving Lougheed Station @ Bay 1 at 7:12 am is cancelled today due to operational issue. Started Until 555 Lougheed Station trip leaving Carvolth Exchange @ Bay 9 at 7:39 am is cancelled today due to operational issue. Started Until 555 Lougheed Station trip leaving Carvolth Exchange @ Bay 9 at 6:49 am is cancelled today due to mechanical issue. Started Until