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Lane departure presents considerable risks on roads, contributing significantly to global traffic accidents. These risks, including drifting from distractions, drowsiness, or impairment, and misjudgments during lane changes, pose serious threats to road safety. Preventing lane departure crashes requires drivers to maintain vigilance and focus while driving.

 

In 2019, over half of all fatal crashes involved a driver leaving the designated lane (NCDOT).

What causes a lane departure crash?

Lane departure crashes result from a number of root causes.

 

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Environmental conditions

Rain, snow, ice, wind, or fog.

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Vehicle maintenance

Brakes and tire pressure.

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Road conditions and design

Curves, banking, or superelevation.

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