STSC Accident Prevention and Emergency Response 4

Question 1

A construction worker is found unresponsive at the base of a scaffold. What is the FIRST action the supervisor should take?

Accepted Answer

Call 911 and ensure the scene is safe before approaching

Answer

Scene safety must be confirmed before approaching an injured worker to prevent the rescuer from also becoming a victim.

Question 2

Which of the following best describes a 'near miss' in construction safety?

Accepted Answer

An unplanned event that did not result in injury but had the potential to do so

Answer

A near miss is an unplanned event with injury potential that did not result in actual harm, and reporting it helps prevent future accidents.

Question 3

During an emergency evacuation drill on a construction site, workers should report to the designated assembly area primarily to:

Accepted Answer

Allow supervisors to account for all personnel

Answer

The assembly area allows supervisors to conduct a headcount and confirm all workers are accounted for and safe.

Question 4

What type of fire extinguisher is appropriate for electrical equipment fires on a construction site?

Accepted Answer

Class C

Answer

Class C extinguishers are designed for energized electrical equipment fires because they use non-conductive agents.

Question 5

A toolbox talk focused on accident prevention is MOST effective when held:

Accepted Answer

At the start of each shift before work begins

Answer

Pre-shift toolbox talks ensure workers are reminded of hazards and prevention measures before they begin work each day.

(STSC) Safety Trained Supervisor Construction Practice Test