US Transportation Secretary Sean Duffy has ordered a reduction of traffic at the airport for the “next several weeks,” insisting that it’s safe to fly out of New Jersey’s busiest airport, despite it using an “old” system, which he previously described as being run on “copper wire and floppy disks.”

As late as Wednesday night, the two sides were expressing some optimism for a settlement. Since then, radio silence.

If the engineers do walk off the job, the agency plans to increase bus service, saying it would add “very limited” capacity to existing New York commuter bus routes in close proximity to rail stations and will contract with private carriers to operate bus service from key regional park-and-ride locations during weekday peak periods.

Gov. Phil Murphy campaigned for the State House eight years ago on a promise to fix New Jersey’s transit system. He called NJ Transit a “national disgrace,” and blamed his predecessor Chris Christie for not investing in the system used by more than 170,000 weekday rail riders.

Gov. Phil Murphy said Wednesday night that he's "hoping for the best but preparing for the worst" regarding a possible NJ Transit rail strike.

Gov. Phil Murphy discusses looming NJ Transit strike, Newark airport delays, Medicaid cuts, and budget concerns amid federal uncertainty.