Three construction workers were killed and two others were hurt on Monday when scaffolding collapsed in an industrial accident at a job site in Charlotte, North Carolina, authorities said.

The collapse happened just after 9 a.m. at a construction site on East Morehead Street just outside of uptown Charlotte, WBTV reported.

The two injured workers were taken to a hospital for evaluation of their injuries, Fire Capt. Jackie Gilmore said during a news conference.

He said all work at the site has been suspended while the incident is being investigated and that officials from the Occupational Safety and Health Administration will evaluate the scene.