It happened around 1:30 a.m. Friday in the northbound lanes of Route 1, approximately 1 mile south of U.S. 40 (Pulaski Highway).
Police say the driver of an SUV was apparently driving the wrong way when the vehicle collided with the truck head-on.
The driver of the SUV, identified as a 29-year-old man from Wilmington, was ejected from the vehicle, and pronounced dead at the scene. Police say he was not wearing a seat belt.
The driver of the tanker truck was not injured.
Route 1 was closed in both directions for almost seven hours.
Deadly wrong-way crash closes Route 1 in Delaware
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