Are the A lines crossing gates in this video working?

"Is the A Line working?" It's a question Next asks a lot. Generally it's a light hearted question about whether or not the train is delayed. But a piece of video we saw this week got us asking a serious question... are the crossing gates working? 9NEWS at 6 p.m. 3/2/17.
Published: 6:51 PM MST March 2, 2017