MTA LIRR Train 6469 with Kawasaki M9 9051 passes the Rail Train with LI 163 (MP15AC, 4/1977) near Bayside, New York on Saturday, May 22, 2021. The rail train was dropping welded rail between Little Neck and Bayside as part of ongoing work projects on the Port Washington Branch.
The nation's busiest passenger railroad depends every day on a fleet of nearly 1,000 multiple unit cars to bring hundreds of thousands of commuters to and from their jobs.