PR-1154 – Gas Testing – PDO

The requirements of Gas testing are clearly described in PR-1172 – Permit to Work System Sections 3.5, 6.2.4, and 6.12. PDO Operations Staff and Contractors shall require to employ only personnel who have been trained and certified competent to perform gas tests and the procedure/methods that they use to carry out the tests shall be as prescribed by the course.

Gas testing is mandatory prior to work being undertaken in a process or hydrocarbon area that carries a risk to personnel or equipment from exposure to explosive, flammable, toxic, or life-threatening vapors. Gas testing shall also be required in any other area where the above risks are considered to exist which are covered by the PDO Permit to Work or a 3rd Party compliant system.
NOTE: Gas testing shall be carried out on facilities where NORM or Mercury is identified or likely to be present. Specific procedures shall be used when testing for these risks.

The purpose of this procedure is to present the high-level requirements for gas testing and define the key hazards and methods of testing.
This procedure does not intend to duplicate methodology taught during the Gas Tester course or information contained in the PR-1172 Permit to Work System.