NAPA (CBS SF) — A production worker at the BottleRock festival site in Napa was killed in an industrial accident Tuesday, according to firefighters.

The Napa Fire Department announced via Twitter at 6:43 p.m. that crews had responded to the Napa Valley Expo, which is listed at 575 Third
St.

READ MORE: 'Survivor 41' Episode 11 Recap: Do Or Die

Firefighters initially said the worker was injured while dismantling a stage, but later clarified that he’d been breaking down a VIP lounge area.

The victim has been identified as a 35-year-old Mateo Zavaleta Zarate, who was working for Top Productions in Richmond.

READ MORE: New COVID Variant 'Omicron' Identified In San Francisco; Here's What You Need To Know

Napa County Sheriff’s Capt. Steve Blower said Zarate was killed when he was dismantling a large metal A-frame tent used for the VIP lounge at the festival.

The state Division of Occupational Safety and Health was investigating the accident, Blower said.

MORE NEWS: Bay Area Music Icon Carlos Santana Undergoes Heart Procedure; Cancels December Shows

TM and © Copyright 2016 CBS Radio Inc. and its relevant subsidiaries. CBS RADIO and EYE Logo TM and Copyright 2016 CBS Broadcasting Inc. Used under license. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed. Bay City News Service contributed to this report.