PHILADELPHIA (CBS) – One person was injured and traffic backed up for miles after a truck overturned on the Garden State Parkway.

The accident happened around 10:30 a.m. in the northbound lanes around Exit 30 near Somers Point.

The dump truck reportedly spilled a load of sand on the highway, causing traffic delays and forcing passing vehicles onto the shoulder.

The truck driver was transported to the hospital with unknown injuries.

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