Officials say the tractor is leaking fuel so the road will remain closed until the crash is cleared.
Officials say the spill has been contained.
All lanes of the Pennsylvania Turnpike in King of Prussia have reopened following a Monday morning crash.
Officials said the fuel, which appears to be home heating oil, was leaking onto the ramp.
Hundreds of people were evacuated from their homes after a gasoline tanker truck overturned spilling thousands of gallons of fuel in the Lehigh Valley.
The crash brought the eastbound and westbound lanes of the highway to a complete halt.