A car drove off Route 46 and struck a tree near Baldwin Road during Friday evening's rush hour.
Shortly after 5 p.m., a dark green Honda traveling westbound on Route 46 ran into a thicket of brush and trees just ahead of the ramp to Baldwin Road.
called the accident "serious" that heavily slowed Friday evening traffic in the area.
PPD officers and investigators from the Morris County Sheriff's Office were on the scene.
Police would not confirm whether the driver was injured in the accident.