OAKDALE, Minn. — The Minnesota State Patrol says a semi driver was killed when his load of steel beams shifted and crashed into the cab of his rig.

The patrol says 26-year-old Nelson Masse was southbound on Interstate 694 Saturday afternoon in Oakdale when he hit the brakes and the steel beams shifted into the cab, killing him.

No crash occurred as a result. The interstate was shut down for more than three hours as the accident was investigated and the scene was cleared.