SAFETY NCCER QUESTIONS AND
ANSWERS | LATEST VERSION |
2024/2025 | CORRECT & VERIFIED
What is the correct procedure for safely disconnecting power before working on electrical
equipment?
✔✔Always turn off the power at the main switch, verify the circuit is de-energized using a
testing device, and follow lockout/tagout procedures.
Why is maintaining a clean work environment critical for safety?
✔✔A clean work environment minimizes trip hazards, prevents tool-related injuries, and ensures
safe access to emergency exits.
What is the purpose of a GFCI (Ground Fault Circuit Interrupter)?
✔✔A GFCI protects against electrical shock by quickly disconnecting power when it detects a
ground fault.
What should you do if you are unsure about a task’s safety procedures?
✔✔Ask a supervisor or consult the site’s safety manual to ensure the task is performed safely.
1
,Why is it important to wear gloves when handling sharp or rough materials?
✔✔Gloves protect hands from cuts, abrasions, and punctures caused by sharp or rough materials.
What is the purpose of barricades or caution tape on a job site?
✔✔Barricades and caution tape are used to mark hazardous areas, keeping unauthorized
personnel out and reducing the risk of accidents.
Why is pre-job safety planning important?
✔✔Pre-job safety planning identifies potential hazards and ensures proper controls are in place
to minimize risks before work begins.
What should you do if a coworker is showing signs of heat stress?
✔✔Move them to a cooler area, provide water, and notify a supervisor immediately.
Why is proper tool maintenance important for safety?
✔✔Proper maintenance ensures tools function correctly, reducing the risk of malfunctions and
injuries.
2
,What is the primary purpose of an emergency eyewash station?
✔✔An emergency eyewash station is used to quickly flush out harmful substances from the
eyes, preventing injury or irritation.
Why should you avoid walking under suspended loads?
✔✔Walking under suspended loads poses a risk of serious injury or death if the load falls.
What does the term "hazard assessment" refer to?
✔✔Hazard assessment is the process of identifying and evaluating potential risks in a workplace
or task.
What is the importance of securing ladders properly before use?
✔✔Securing ladders prevents them from slipping or tipping over, reducing the risk of falls.
Why is it necessary to maintain three points of contact when climbing a ladder?
✔✔Three points of contact ensure stability and reduce the likelihood of falling.
What is the function of a first aid kit on a job site?
3
, ✔✔A first aid kit provides essential supplies to treat minor injuries and stabilize conditions until
professional medical help arrives.
What should you do if you detect a gas leak on the job site?
✔✔Evacuate the area immediately, notify the supervisor, and avoid using any sources of
ignition.
Why is it important to follow safe excavation practices?
✔✔Safe excavation practices prevent cave-ins, damage to underground utilities, and injury to
workers.
What is the proper way to store flammable materials?
✔✔Flammable materials should be stored in approved, labeled containers and kept in a well-
ventilated, designated area away from ignition sources.
What is the significance of wearing steel-toed boots on a construction site?
✔✔Steel-toed boots protect feet from heavy falling objects, sharp materials, and punctures.
Why is it important to test the atmosphere before entering a confined space?
4
ANSWERS | LATEST VERSION |
2024/2025 | CORRECT & VERIFIED
What is the correct procedure for safely disconnecting power before working on electrical
equipment?
✔✔Always turn off the power at the main switch, verify the circuit is de-energized using a
testing device, and follow lockout/tagout procedures.
Why is maintaining a clean work environment critical for safety?
✔✔A clean work environment minimizes trip hazards, prevents tool-related injuries, and ensures
safe access to emergency exits.
What is the purpose of a GFCI (Ground Fault Circuit Interrupter)?
✔✔A GFCI protects against electrical shock by quickly disconnecting power when it detects a
ground fault.
What should you do if you are unsure about a task’s safety procedures?
✔✔Ask a supervisor or consult the site’s safety manual to ensure the task is performed safely.
1
,Why is it important to wear gloves when handling sharp or rough materials?
✔✔Gloves protect hands from cuts, abrasions, and punctures caused by sharp or rough materials.
What is the purpose of barricades or caution tape on a job site?
✔✔Barricades and caution tape are used to mark hazardous areas, keeping unauthorized
personnel out and reducing the risk of accidents.
Why is pre-job safety planning important?
✔✔Pre-job safety planning identifies potential hazards and ensures proper controls are in place
to minimize risks before work begins.
What should you do if a coworker is showing signs of heat stress?
✔✔Move them to a cooler area, provide water, and notify a supervisor immediately.
Why is proper tool maintenance important for safety?
✔✔Proper maintenance ensures tools function correctly, reducing the risk of malfunctions and
injuries.
2
,What is the primary purpose of an emergency eyewash station?
✔✔An emergency eyewash station is used to quickly flush out harmful substances from the
eyes, preventing injury or irritation.
Why should you avoid walking under suspended loads?
✔✔Walking under suspended loads poses a risk of serious injury or death if the load falls.
What does the term "hazard assessment" refer to?
✔✔Hazard assessment is the process of identifying and evaluating potential risks in a workplace
or task.
What is the importance of securing ladders properly before use?
✔✔Securing ladders prevents them from slipping or tipping over, reducing the risk of falls.
Why is it necessary to maintain three points of contact when climbing a ladder?
✔✔Three points of contact ensure stability and reduce the likelihood of falling.
What is the function of a first aid kit on a job site?
3
, ✔✔A first aid kit provides essential supplies to treat minor injuries and stabilize conditions until
professional medical help arrives.
What should you do if you detect a gas leak on the job site?
✔✔Evacuate the area immediately, notify the supervisor, and avoid using any sources of
ignition.
Why is it important to follow safe excavation practices?
✔✔Safe excavation practices prevent cave-ins, damage to underground utilities, and injury to
workers.
What is the proper way to store flammable materials?
✔✔Flammable materials should be stored in approved, labeled containers and kept in a well-
ventilated, designated area away from ignition sources.
What is the significance of wearing steel-toed boots on a construction site?
✔✔Steel-toed boots protect feet from heavy falling objects, sharp materials, and punctures.
Why is it important to test the atmosphere before entering a confined space?
4
