Officials claim Smith was looking to shorten his delivery route.
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.
Delaware County officials have arrested and charged a gas delivery driver after 4,000 gallons of gasoline spilled on June 11 at a Gas N Go in Brookhaven.