6ABC/Action News reports that the accident happened just before 6:30 a.m. Wednesday at the I-76 westbound ramp to Route 202 in Upper Merion Township.
It appears the tractor-trailer tipped over while navigating the ramp from I-76, spilling the scrap metal over a barrier and onto Route 202.
Multiple local TV news and radio outlets are reporting that a tractor trailer lost a load of scrap metal on the ramp from Westbound I-76/The Schuylill Expressway to Southbound Route 202 in King of Prussia.
TV News Helicopter shots from the scene showed rescue crews working to pull a woman to safety from a car that some of the metal fell on and partially crushed.
Just before 8 a.m. CB3/Eyewitness News was reporting that the woman had been extracted from the car after more than an hour.
The CBS-3 Report says the road is expected to be closed until at 10:30 a.m..
The King of Prussia Fire Company is leading the rescue effort. The Berwyn Fire Company was also called out at 7:01 a.m. and has a large presence on the accident scene.