BROWNSON - Authorities are investigating a one-vehicle fatality accident west of Sidney Monday afternoon.

According to a press release, a Toyota Sienna van, driven by Jeff Swedenhjelm, 47, of Gilbert, Ariz. was eastbound on Interstate 80 when he collided with a parked, unoccupied Nebraska Department of Transportation truck near mile marker 52 at approximately 2:40 p.m.  

NDOT crews were on the scene and called in the vehicle accident.

The crash closed the eastbound lanes of I-80, diverting traffic at the Brownson exit. The road reopened Monday evening.

The crash remains under investigation.