Google partnered with the MTA on a pilot program that involved using sounds recorded on smartphones attached to trains to detect track issues before they occur.

New York City's transit authority is one of a few US systems experimenting with using sensors and AI to improve track inspections.

Google and New York Metro Transit authority came together to perform an experiment to gain insights on track-safety.

New York’s CIO says the agreement will help boost security and data analytics while also encouraging more data sharing among agencies. Artificial intelligence also is part of this two-year effort.