ISC Process Safety Management 2

Question 1

Under OSHA PSM, how soon after an incident or near-miss must an investigation be initiated?

Accepted Answer

Within 48 hours

Answer

Per 1910.119(m)(1), the employer shall initiate an investigation of each incident that resulted in, or could have resulted in, a catastrophic release as promptly as possible, but no later than 48 hours.

Question 2

The Management of Change (MOC) element of PSM applies to changes in which of the following?

Accepted Answer

Process chemicals, technology, equipment, and procedures—except replacements in kind

Answer

MOC covers changes to process chemicals, technology, equipment, and procedures, but specifically excludes 'replacements in kind' that match existing specifications exactly.

Question 3

Under the Mechanical Integrity element of OSHA PSM, which of the following is NOT a required activity?

Accepted Answer

Employing only licensed professional engineers for maintenance

Answer

PSM requires inspection, testing, quality assurance, and correcting deficiencies, but does not mandate that all maintenance be performed by licensed professional engineers.

Question 4

Which of the following is an accepted Process Hazard Analysis (PHA) methodology under OSHA PSM?

Accepted Answer

All of the above

Answer

OSHA PSM accepts multiple PHA methodologies including HAZOP, What-If Analysis, Checklist, What-If/Checklist, FMEA, Fault Tree Analysis, and other equivalent methods.

Question 5

The PSM standard applies to processes involving highly hazardous chemicals (HHCs) in quantities at or above the specified:

Accepted Answer

Threshold Quantities (TQs)

Answer

PSM triggers at Threshold Quantities (TQs) listed in Appendix A of 1910.119; processes below those quantities are not covered by the standard.

ISC - Industrial Safety Certification Practice Test

ISC - Industrial Safety Certification Practice Test

ISC Process Safety Management 2