Emergency units are on the scene of a crash on the Garden State Parkway in Wall shortly before 1:00 p.m.
The crash is in the northbound lanes south of Exit 98, according to 511nj.org.
The left and center lanes are blocked as of 12:55 p.m.
Emergency radio transmissions indicate that at least one vehicle overturned, requiring the extrication of one occupant, and multiple responding ambulances.
Delays are building in the northbound lanes, according to Google Maps.
No additional information was immediately available.