VACAVILLE (BCN) — The Solano County coroner’s office has identified a 27-year-old Sacramento man who died in a solo-vehicle crash on westbound Interstate Highway 80 east of Vacaville early Thursday morning as Tristan Alexander.

California Highway Patrol officers had responded around 5:50 a.m. Thursday to the crash on westbound Highway 80 at Oday Road and arrived to find a blue Mazda 6 had gone off the roadway and hit a bridge abutment.

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Alexander was not wearing a seat belt and died in the crash, according to the CHP.

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The cause of the crash remains under investigation and anyone with information about the case is asked to call the CHP’s non-emergency line at (800) TELL-CHP or the CHP’s Solano-area office at (707) 428-2100.

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