No injuries reported after explosion at Lakeland Cartage

PORT WASHINGTON, Wis. (CBS 58) -- No one was hurt after an explosion at Lakeland Cartage in Port Washington. 

Investigators say around 11:45 Wednesday, an employee used a torch while heating a bolt on a tanker truck. The explosion blew the top hatch from the tanker through the roof of the building as well as blowing out all the garage doors in the service area. 

Port Washington Police say OSHA was notified about the incident.