UPDATE: A highway construction worker was fatally struck by a semi truck carrying asphalt Thursday morning, Commissioner Rick Nunley tells Channel 3.

TDOT spokesperson Jennifer Flynn says the worker may be a TDOT contract worker.

The truck then rolled over onto its side, spilling asphalt onto the roadway.

There's no word on injuries to the driver of the truck.

PREVIOUS STORY: A tanker truck carrying asphalt overturned Thursday morning near Soddy-Daisy.

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The accident happened about 10:15am on a Highway 111 on-ramp near the Hamilton/Sequatchie County line.

Haz-mat crews have been dispatched to the site to determine the nature of the crash and any possible leaks from the truck's fuel tank.

The southbound, right-hand lane is blocked because of the crash.

Drivers in the area should use caution and watch for emergency vehicles as they work to clear the crash.

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