It happened around eight this morning on FM 1058.
Officials say Luz Mendoza was speeding and following a driver in another truck too closely when he lost control of his vehicle.
Troopers say Mendoza rear-ended the other truck and both vehicles ended up in the ditch.
They say Mendoza was thrown from the truck, and pronounced dead at the scene.
Troopers say he was not wearing a seat belt.
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