module 1: Study Guide
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?
1/4 of the distance between the ground and the point the ladder touches the structure ( ex.
A good general rule about hearing protection is that it should be used if you must raise your voice for someone to hear you when they are
2 (61 cm)ft away
when stacking materials such as brick or block do not stack material beyond a?
4 to 1 height to base ratio
Hepatitis can be caused by contact with
Blood
What type of fire extinguisher would be used on an electric motor that has overheated and caught fire?
Class c
all personal fall arrest system should be inspected monhtly by a?
Competent person.
The type of permit that must be issued before a permit-required confined space can be accessed is called a(n)
Entry permit
One of the symptoms of heat stroke is
Extremely high body temperature
The respirator that would be used where dust or solid particles might be inhaled is a
Half mask or mouthpiece with a mechanical filter
Which of the following conditions is considered life threatening
Heat stroke
the activity that consists of breaking a job into its components tasks and then analyzing each step for potential hazards is called a?
Job safety analysis
One source of lead on some job sites is
Paint
When there is the potential to be exposed to asbestos, workers must
Report it to a supervisor and avoid disturbing it
which of these is a true statement regarding safety?
Safety is a learned behavior and attitude.
When other workers are working near a welding operation, the standard practice is to
Screen the work area with welding shields
When performing overhead work on scaffolding, what protective measures must be taken to prevent falling objects from striking a person below?
Toeboards, debris nets, or canopies
the D-ring or support point on a safety harness should be placed?
between the shoulder blades
In a lockout/tagout situation, a personal lock and tag must be removed by
by the person who put on the lock
Daily inspection of an excavation must be performed by a(n) ?
competent person
A polarized electrical receptacle is used for
double-insulated tools
Companies with strong safety cultures usually have lower?
incident and accident rates and fewer turnover rates.
A system that protects workers from the release of hazardous energy while they work with machines and equipment is referred to as
lockout/tagout
Lanyards that gave no shock-absorbing features are used for?
positioning and fall restraint
The major goal of good housekeeping at a work site is to
prevent accidents
Hard hats should be made of fiberglass or
reinforced plastic
a measure of the probability, consequences, and exprosure related to an event is referred to as?
risk
benching systems are prohibited in?
sandy soil
when performing overhead work on scaffolding what protective measurement must be taken prevent objects from falling and striking a person below?
the top rail must be screened.
if there is a hole in the floor of a structure, the preferred method of protecting workers from fall is to?
they can be guarded with marking flags or covered.
One of the most common grounding systems used for protection against accidental electrical shock is the
three wire
in absence of other information all soil in an excavation should be treated as if it is?
type c soil
poor lighting, excessive noise, and inadequate guards for moving parts are examples of?
unsafe conditions.
