Fatality While Testing Gas Turbine Meter

Effective Date: 10/3/1983

U.S. Department of the Interior
Minerals Management Service
Gulf of Mexico OCS Region

Notice No. 117

October 3, 1983

Fatality While Testing Gas Turbine Meter

A field production employee was fatally injured while preparing to spin testa gas turbine meter on a production test separator. The employee had apparentlyfailed to block and bleed off the pressure on the test separator and was in theprocess of removing the half clamps on the meter assembly when it blew off,striking the employee in the abdomen. He was taken to a hospital by helicopterbut succumbed during surgery.

In order to prevent a recurrence of this type of accident, the operatorrecommends the following:

Installation of block valves upstream and downstream of the turbine meter anda blowdown valve between the block valves to simplify the block and bleedprocedure.

[signed] D.W. Solanas

Regional Supervisor

Offshore Operations Support