PRELIMINARY REPORT
A contract welder was welding a joint on a 30-inch diameter stainless steel pipe. The joint was approximately 80 feet from the end of the pipe. The welder entered the end of the pipe and crawled approximately 40 feet towards the joint he was welding to troubleshoot issues related to argon gas leakage. Coworkers found him unresponsive inside the pipe.
The information provided in this notice is based on preliminary data ONLY and does not represent final determination regarding the nature of the incident or conclusions regarding the cause of the accident.