Free NCCER Basic Safety Test 3
Charred sections of a welding hose close to the torch may be caused by _____.
A flashback occurs when the flame burns back into the torch or hose, potentially causing charring or burning of the hose near the torch. This is a dangerous situation that needs immediate attention to prevent accidents.
A system that protects workers from hazardous energy while they work with machines and equipment is referred to as _____.
Lockout/tagout is a safety procedure that ensures machines and equipment are properly shut off and cannot be started up again before the completion of maintenance or repair work, protecting workers from hazardous energy.
The activity that consists of breaking a job into its component tasks and then analyzing each step for potential hazards is called a _____.
A job safety analysis (JSA) involves breaking down a job into its individual tasks and analyzing each step for potential hazards to ensure safety measures are in place.
When stepping off a ladder onto a platform or roof, the top of the ladder should extend above the point where the ladder touches the platform or roof by at least _____.
For safety, the top of the ladder should extend at least 3 feet above the point where it touches the platform or roof. This provides a secure handhold and ensures stability when stepping off the ladder.
Safety _________.
Safety requires education, training, and a proactive attitude to be maintained effectively in the workplace. It is not something that comes naturally and must be consistently reinforced through proper practices and mindset.
Employers are required to report fatalities and catastrophes to OSHA within _____ hours.
Employers are required to report fatalities and catastrophes to OSHA within 8 hours to ensure timely investigation and response to serious workplace incidents.
The D-ring or support point on a safety harness should be placed _____.
The D-ring or support point on a safety harness should be placed between your shoulder blades to ensure proper distribution of force in the event of a fall, minimizing injury.
Which of the following is life-threatening?
Heat stroke is a life-threatening condition caused by the body's inability to regulate its temperature, leading to potential organ failure if not treated immediately.
When everyone in the company understands the value of a safe work environment, _____.
When everyone in the company understands the value of a safe work environment, it fosters a safety culture where safety is a priority, reducing accidents and enhancing overall productivity and morale.
A person who is capable of identifying existing and predictable hazards and has authorization to take prompt corrective measures to eliminate such hazards is a _____ person.
A competent person is someone who can identify existing and predictable hazards in the work environment and has the authority to take corrective actions to eliminate them, ensuring workplace safety.
Benching systems cannot be used in _____.
Benching systems, which involve creating horizontal steps or benches in the excavation walls to prevent cave-ins, are not suitable for Type C soils. Type C soils are the most unstable type of soil according to OSHA classifications, typically consisting of granular materials such as gravel, sand, and loamy soils that are not cohesive and easily collapse. For Type C soils, more stringent safety measures like sloping or shoring are required to prevent cave-ins because benching alone may not provide adequate protection due to the soil's unstable nature.