GLEN BURNIE, Md. (WJZ) — Maryland State Police say a Baltimore man who worked as a truck driver for MDOT died Saturday after an industrial incident in Anne Arundel County.

The incident happened at a worksite on the Arundel Expressway at Baltimore Annapolis Boulevard. 54-year-old Michael Spencer Sr. drove a truck trailer for the Maryland Department of Transportation State Highway Administration.

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Investigators believe Spencer left his parked truck and was then pinned against the trailer of his vehicle by an excavator that rotated to move a concrete barrier from the shoulder of the highway onto Spencer’s trailer.

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Police said Spencer was transported to the University of Maryland Baltimore Washington Medical Center, where he was pronounced deceased at 12:50 p.m.

The operator of the excavator was also transported for non-life-threatening injuries, police said.

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Maryland Occupational Safety and Health investigators will conduct an investigation into the cause of the incident along with Maryland State Police. No charges have been filed.