An Alabama woman was killed Thursday when her motorcycle collided with a guardrail, state police report.

The single-vehicle crash occurred at approximately 7:42 p.m. Thursday.

Police said Lillian R. Moulton, 51, of Elba, was fatally injured when the 2000 Yamaha V-Star motorcycle she was operating left the roadway and collided with a guardrail.

Moulton was pronounced deceased at the scene.

The crash occurred on U.S. 84 near the 154-mile marker, approximately six miles east of Opp, in Covington County.