CHOKEPOINTS

1 dead, car catches fire after ‘mechanical mishap’ on I-5 north at Nisqually River Bridge

Sep 10, 2026, 6:04 PM | Updated: Sep 11, 2026, 5:01 pm

Nisqually River Bridge...

A car fire at the Nisqually River Bridge. (Photo courtesy of WSDOT)

(Photo courtesy of WSDOT)

A person was killed due to a “mechanical mishap” on northbound I-5 at the Nisqually River Bridge, and a car subsequently caught fire.

The incident happened around 5 p.m. Thursday.

“Just received clarification that this was not the result of an explosion, but a mechanical mishap,” Washington State Patrol Trooper Kameron Watts stated on X. “There’s two vehicles involved, and one of them did indeed catch fire.”

Northbound I-5 was fully blocked. Traffic was being diverted at milepost 110.

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1 dead, car catches fire after ‘mechanical mishap’ on I-5 north at Nisqually River Bridge