G60 Industrial Safety Protocols and Risk Assessment 3

Question 1

A torch operator notices a co-worker has bypassed a pressure regulator safety relief valve. What is the correct response?

Accepted Answer

Stop operations and report the unsafe condition immediately

Answer

Bypassing safety relief valves creates an uncontrolled overpressure risk and must be reported and corrected before work continues.

Question 2

Before torch work is performed on or near a previously used fuel tank, what is the required safety step?

Accepted Answer

Test, purge, and certify the tank free of flammable vapors

Answer

Tanks that have held flammable materials must be tested, purged, and certified vapor-free before any hot work to prevent explosion.

Question 3

What is the primary purpose of a pre-task safety briefing (toolbox talk) before torch operations?

Accepted Answer

To communicate hazards, controls, and emergency procedures to all workers on-site

Answer

Toolbox talks ensure every worker understands the specific hazards and controls before work begins, reducing the risk of incidents.

Question 4

Which factor makes a risk HIGH priority requiring immediate corrective action on a standard risk matrix?

Accepted Answer

High likelihood combined with high severity

Answer

High likelihood plus high severity produces the highest risk score, requiring immediate action to protect workers.

Question 5

Under NFPA 51B, after hot work is completed, a fire watch must be maintained for a minimum of how long?

Accepted Answer

30 minutes

Answer

NFPA 51B requires a minimum 30-minute fire watch after hot work to detect smoldering fires that may not be immediately visible.

(G60) Certificate of Fitness for Torch Use of Flammable Gases Practice Test