The truck overturned in the westbound lanes east of Exit 7 to Route 173 in Bethlehem Township around 9 a.m., according to 511NJ.
Delays of between 15 and 20 minutes were being reported as of 12 p.m.
Scroll down to view additional photos of the crash scene.
Click here to follow Daily Voice Wyckoff-Franklin Lakes and receive free news updates.