NEW YORK An incident in the melt shop at Gerdau Long Steel North Americas Knoxville, Tenn., steel mill late May 15 injured six workers, one seriously, a company spokeswoman told AMM via e-mail.
"The company is working with the proper authorities to determine the root cause of the incident," she said, adding that the seriously injured employee is being treated at a regional burn center.
The accident was reported as an explosion, D.J. Corcoran, captain of the Knoxville Fire Department, told AMM.
"The call came in as an explosion at Gerdau Long Steel," he said, adding that "some of the residents that live close by said they felt it, heard it."
The facility produces reinforcing bar and has an annual production capacity of 600,000 tons.
The impact on production at the plant is not yet known.
Injuries to the other five workers were minor and they were discharged from the hospital on the night of the incident, the Tampa, Fla.-based company said.