It happened on the ramp from I-76 westbound to Route 202 southbound shortly before 10 a.m.
Police say the driver of the truck lost control, causing the big rig to flip onto its side.
The truck was hauling what appeared to be construction debris.
The view from Chopper 6 showed the debris spilled in a grassy area off the roadway.
The driver was treated at the scene for minor injuries.
One lane of traffic was getting by the scene.