Local police and then firefighters found the trailer-less rig fully involved at mile marker 65.3 on the highway's southbound side in Mahwah shortly after 3:30 p.m. Nov. 29.
Mahwah's finest quickly doused the flames.
New Jersey State Police are investigating.
ALSO SEE: Two people were killed in a single-vehicle crash Tuesday afternoon on Route 17, authorities confirmed. READ MORE....
Click here to follow Daily Voice Northern Highlands and receive free news updates.