Update 10:24 p.m
According to officials with the Knoxville Police Department, a concrete rock was jarred loose from a support beam. The beam fell and struck the man in the head while he was working on the barge.
The man was wearing a safety helmet at the time. Officials with TOSHA and medical examiners personnel responded to the scene.
Officials took the victim to receive an autopsy to determine the cause of death.
Investigators are working to locate the victims family and have not released the name of the victim.
Previous story - 6:22 p.m.
KPD spokesperson Darrell DeBusk has confirmed that a male construction worker has been killed while working on a barge beneath the Henley Bridge.
Several other workers have been taken to the Safety Building to be questioned about what happened.
TOSHA, Tennessee Occupational Safety & Health, confirmed they have a team heading to the accident site to begin an investigation.
Knoxville emergency crews are converging near the Henley Bridge in downtown Knoxville.
Information is limited at this time, but dispatchers told 10News that it was believed that something may have fallen from the bridge, which is under construction at this time, and landed on a barge below.
Knoxville Police Department spokesperson Darrell Debusk confirmed that a construction worker on the barge had received serious injuries. He could not give details about how the worker was injured. That worker has not been transported to the hospital at this time.
KPD investigators are heading to the barge on the fire department's boat.
In January, a worker for Britton Bridge, LLC, the company contracted with the Tennessee Department of Transportation to do the work on the bridge, was killed when he was hit by a trackhoe.
10News has several crews on the way and will bring you the latest when it becomes available.