Safety & Hazard Recognition
Procrastination, carelessness, and horseplay are examples of what causes of workplace incidents and accidents.
At-Risk Work Habits
Where should the D-ring or support point on a safety harness be placed?
Between the shoulder blades
When stacking materials such as bricks or block, do NOT stack materials beyond a ___ ratio.
4:1
What is one of the most common grounding systems used for protection against accidental electrical shock?
Three-Wire system
What do companies with lower turnover have?
Strong safety culture
What is an unplanned event that may or may not result in property damage?
accident
When performing overhead work on scaffolding, what protective measure must be taken to prevent objects from falling and striking a person below
toeboards, debris nets, or canopies.
Benching systems are prohibited in what type of soil?
Type C
A polarized electrical receptacle is used for__.
double-insulated tools
What is the primary purpose of a machine guard on a tool?
To protect the worker from rotating parts
Which of the fatal four is the cause of most deaths?
Falls
When standing on a scaffold, it is important to confirm that __.
In the absence of other information, all soil in an excavation should be treated as if it is___ (double points if you can explain why)
Type C - Because it is the least stable soil type and has the highest potential to collapse.
What is the name for a system that protects workers from the release of hazardous energy while they work with machines and equipment?
Lockout/Tagout (LOTO)
What are fire extinguishers designed to remove?
heat or oxygen
The type of permit that must be issued before a permit-required confined space can be accessed is called a(n)___.
entry permit
What is the most preventative measure to prevent falls from occurring due to an opening in wall and floor?
The opening must be guarded or covered
Daily inspection of an excavation must be performed by a(n)
competent person
What is the correct practice for lockout/tagout situations?
Multiple lockout devices are required if multiple people are working.
Which respirator would be used where dust or solid particles might be inahled?
Half mask or mouthpiece with a mechanical filter
The activity that consists of breaking a job into its component tasks and then analyzing each step for potential hazards.
Job Safety Analysis (JSA)
When placing a ladder against 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 _.
3 feet
The most common cause of death for equipment operators is __.
rollovers
When should safety glasses be worn?
Always when on a job site
Every time it is worn