Module 1 review questions
Most cave ins happen suddenly with little or no warning and occur in trenches 5 feet to
15 feet
Interlocking stacked material is done by
Placing alternate layers at right angles to each other
Protective guards are provided on power tools and machines in order to keep
Prevent moving parts from coming in contact with workers
The minimum distance that a spoil pile must be located from the edge of an excavation is?
2 feet away
When in storage, oxygen and fuel cylinders used in oxyfuel cutting must be separated by
20 feet
A worker can be exposed to hazardous materials by inhalation, ingestion, and
Absorption
Hypothermia is a condition brought on by
Prolonged exposure to cold
If you lean a straight ladder against the top of a 16 foot wall, the base of the ladder should be
4 feet from the base of the wall (1/4)
Grease and oil must be kept away from oxygen tanks because
It is an explosion hazard
Which of the following characteristics is typical of a confined space?
Limited amount of ventilation.
maximum height to base ratio of a stack of materials should be
4:1. Height 4 to base 1
Which of the following must be reported to supervisor?
All injuries incidents, and incidents
Metal ladders should not be used near?
Electrical equipment
The four leading causes of death in the construction industry include electrical incidents, struck by incidents, caught in or between incidents and_?
Falls
Which of these must be present in the same place at the same time for a fire to occur
Fuel heat and oxygen
Circuit breakers and disconnect switches are examples of
De-energizing devices
The minimum safe working distance from exposed electrical conductors
Depending on the voltage
A fire extinguisher labeled c would be used to fight a
Electrical fires
The most common cause of death for equipment operatores is
Equipment roll over
In every trench over 4 feet deep, there must be an exit entry every
Every 25 feet
Hazcom classifies all paint, concrete, and wood dust as?
Hazardous materials
Keeping your work area clean and free of scraps or spills is refered to as?
House keeping
Work that is performed near a hazard but not in direct contact woth it is called
Proximity work
Under hazcom, if you spot a hazard on your job site you must?
Report it to your supervisor
Which of the following provide the best eye protection?
Safety goggles
Sign with a white background green panel and white lettering is?
Safety instruction signs
The type of respirator that has its own clean air supply is the
Self contained breathing apparatus
The two basic types of scaffolds are
Self supporting and suspended scaffolding
The type of trench protection designed to prevent trench wall cave ins is
Shoring
To properly dispose of oiley rags they must be?
Stored in containers designed for the purpose. Approved self closing metal containers
