The driver went over the wall at the Valley Mason Supply Company on Vernon Crossing Road in Vernon Township around 9 a.m. and became trapped in his car, according to police.
The man was extricated by first responders then airlifted to Hackensack University Medical Center with a possible head injury, authorities said. His condition was not known.
The crash appeared to be caused by driver error but the exact cause had not been immediately determined.
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