State Police detectives assigned to Suffolk County District Attorney Daniel F. Conley’s office are investigating an unattended death inside a Massport warehouse at One Black Flacon Ave.

State Police and Massport Police responded to the scene shortly after 3:00 this afternoon and found the deceased, a 50-year-old East Boston man, partially beneath a concrete barrier. The man was pronounced dead of his injuries at the scene.

Investigators have found no signs of violence or foul play at or around the scene. The manner of death remains under investigation.