The road was shut down to one lane to allow for paramedics to assist the drivers, police said.
One person was hurt in a crash Tuesday morning along Route 57 in Franklin Township, Warren County.
It remains unclear how the 10:11 a.m. accident occurred, but it involvded a Honda Civic and a Honda Pilot.
The crash was in the vicinity of OK Auto, 2621 Route 57.
The investigating officer at the New Jersey State Police Washington station was not immediately available to provide information.
Police did say there were no other occupants in either vehicle other than the drivers. The driver of the Civic was taken to St. Luke's University Hospital in Fountain Hill with undisclosed injuries.
Route 57 was reduced to one lane alternating between east and west traffic as paramedics arrived, police said. The road was reopened 10 minutes later.
Also responding were the Franklin Township Fire Department, Greenwich Rescue Squad and paramedics from Hunterdon Medical Center in Raritan Township.
Pamela Sroka-Holzmann may be reached at pholzmann@lehighvalleylive.com. Follow her on Twitter @pamholzmann. Find lehighvalleylive.com on Facebook.