Inspection Detail

Inspection: 1699860.015 - Energy Contract Services, Llc

Inspection Information - Office: Billings Area Office

Investigation Summary

At 8:04 a.m. on May 11, 2023, an employee working for an oil and gas support services company was found dead. On 5/10/23, the night before, the employee had instructed his coworkers from other contractors to go home, and he would finish the job up. This was the last time anyone had spoken to the employee until he was found deceased. The employee had been pressure testing a pipe with nitrogen. The pipe had been opened and nitrogen was leaking into the ambient environment. The employee was asphyxiated due to the displacement of oxygen causing his death.

Keywords: Asphyxiated, Cardiovasc System, Gas, Gas Well, Lack of oxygen, Leak, Lung, Multi-employer Worksite, Multiemployer, Nitrogen, Oil Well Drilling/Servicing, Oil Well Servicing, Oxygen, Oxygen Deficiency, Pipe, Respiratory Tract, Testing, Working Alone