Private bus operator Boxcar Inc. aims to ramp up service as a potential New Jersey Transit rail workers strike threatens to strand commuters as early as May 16.Boxcar, which currently shuttles about 2,

Travelers are urged to make use of bus lines serving Newark Liberty International Airport. Those include NJ TRANSIT buses GO 28 (Bloomfield-Newark), 37 (Maplewood-Irvington-Newark), 62 (Newark-Elizabeth), 67 (Ocean-Monmouth-Middlesex-Newark), and Coach USA express service to/from Manhattan.

NJ Transit and an engineers’ union appear to be heading toward a major rail strike that would start Friday — the first one in decades. Currently, both sides are in Washington, D.C. participating in mediation,