Washington State Patrol is investigating a single vehicle rollover crash that closed down one lane of traffic on eastbound I-182 early Thursday morning.

According to Pasco Police, the driver crashed into a guardrail near the exit to Highway 395.

The driver was wearing a seatbelt and airbags deployed in the collision, and he was able to walk away from the accident and attempted to hide behind a guardrail.

Police say passers-by spotted the man and alerted troopers.

Investigators believe alcohol may have been a factor in the crash.

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