A critical crack has been discovered in a subway tunnel on the Upper West Side, forcing the suspension of downtown local service in the area. The Metropolitan Transportation Authority (MTA) is investigating the structural issue, which has prompted immediate safety measures. Passengers are advised to check for updates as alternative routes may be affected. The discovery underscores ongoing concerns about aging infrastructure in the city’s transit system.


Downtown local subway service suspended on Upper West Side as MTA discovers crack in tunnel  nydailynews.com