THIS subway has installed smartphones on certain subway cars in hopes of gathering data to prevent track issues.

Artificial intelligence systems are being trained with that information — possibly taking over the jobs of transit workers.

Rob Sarno, MTA's assistant chief track officer, has been trying to come up with creative and innovative solutions to fix common issues with the New York City 's subway system.

For years, Sarno has looked into how artificial intelligence could make his job and the millions of people who work for the transit system a little bit easier.

What he discovered was he could teach an AI system what a railroad sounds like when there's something wrong with it.

He developed a pilot program between the MTA and Google Public Sector that would intake data collect

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