CHST CHST - Construction Health and Safety Technician Emergency and Fire Preparedness Questions and Answers 2

Question 1

What is the primary purpose of a fire watch on a construction site after hot work operations have been completed?

Accepted Answer

To ensure no smoldering materials reignite after the work is finished

Answer

A fire watch monitors the area for at least 30 minutes after hot work to detect and extinguish any smoldering materials that could reignite.

Question 2

According to OSHA standards, what is the minimum number of exit routes required for most construction workplaces?

Accepted Answer

Two

Answer

OSHA requires at least two exit routes in a workplace to ensure workers can evacuate even if one route is blocked.

Question 3

Which class of fire involves energized electrical equipment?

Accepted Answer

Class C

Answer

Class C fires involve energized electrical equipment, and using water on them can cause electrocution.

Question 4

What should be the first action of a construction worker who discovers a fire that cannot be immediately controlled with a portable extinguisher?

Accepted Answer

Activate the fire alarm and evacuate the area

Answer

When a fire cannot be immediately controlled, the priority is to alert others by activating the alarm and evacuating to prevent injuries.

Question 5

How often must emergency action plans be reviewed with employees on a construction site per OSHA requirements?

Accepted Answer

Annually or when the plan changes

Answer

OSHA requires that emergency action plans be reviewed with each employee when the plan is initially developed and whenever the plan changes.

CHST - Construction Health and Safety Technician Practice Test