A passenger train heads onto the Boonton Line at Denville Interlocking with both NJ Transit and Metro-North equipment. On the hind end is NJTR 4537 (ALP45DPA). As a side note, there is a small NRA sticker affixed to the vestibule door of the cab car leader.
Two rapid transit lines, PATCO and PATH, take commuters to Philadelphia and New York, respectively. Metro North locomotives and rolling stock often show up on NJ Transit northern lines and SEPTA terminates routes in Trenton and West Trenton.