Worksheets2526 M2: Review Questions (00101) Quiziz
Total questions: 30
Worksheet time: 5mins
The four leading causes of death in the construction industry include electrical hazards, struck-by hazards, caught-in or caught-between hazards, and .
radiation exposure
chemical burns
vehicular incidents
A sign that has a white background with a green panel with white lettering is a .
caution sign
danger sign
Keeping your work area clean and free of scraps or spills is referred to as .
Managing
stacking and storing
organizing
HAZCOM classifies all paint, concrete, and wood dust as .
common materials
inexpensive materials
nonhazardous materials
Under HAZCOM, if you spot a hazard on your job site you must .
notify your co-workers
leave immediately
correct the problem
Which of the following must be reported to your supervisor?
All injuries, incidents, and accidents
Only incidents and major injuries
Only major injuries
Only incidents in which a death occurred
Metal ladders should NOT be used near .
windows
stairways
scaffolds
If you lean a straight ladder against the top of a 16-foot (4.9 m) wall, the base of the ladder should be .
4 feet (1.2 m) from the base of the wall
3 feet (0.9 m) from the base of the wall
5 feet (1.5 m) from the base of the wall
The two basic types of scaffolds are _____
fixed and portable scaffolds
metal and wooden scaffolds
assembled and deliverable scaffolds
self-supporting and suspended scaffolds
Interlocking stacked material is done by _____
driving stakes around the stack
securing the objects with rope
applying a chain and padlock to it
placing the objects at right angles
To reduce the risk of workers being hurt or killed by falling materials, the maximum height-to-base ratio should be _____
10:1
2:1
4:1
8:1
The most common cause of death for equipment operators is _____
head-on collisions
equipment rollover
hit and run
brake malfunction
Most cave-ins happen suddenly with little or no warning and occur in trenches 5 feet (1.53 m) to _____
10 feet (3.05 m) deep
15 feet (4.6 m) deep
20 feet (6.1 m) deep
25 feet (7.6 m) deep
In every trench over 4 feet (1.2 m) deep, there must be an exit every _____
25 feet (7.6 m)
10 feet (3.05 m)
12 feet (3.7 m)
18 feet (5.5 m)
The minimum distance that a spoil pile must be located from the edge of an excavation is _____
100 yards (91.4 m)
5 feet (1.5 m)
2 feet (0.6 m)
6 inches (15 cm)
The type of trench protection designed to prevent trench wall cave-ins is _____
a spoil pile
b) shoring
c) a trench shield
d) a trench box
Protective guards are provided on power tools and machines in order to keep _____
unauthorized personnel from using the tool or machine
dirt out of the tool or machine
workers from being caught in rotating or moving parts
the tool or machine from being struck by moving equipment
The minimum safe working distance from exposed electrical conductors _____
is 6 inches (15 cm)
is one foot (30 cm)
is unlimited
depends on the voltage
Work that is performed near a hazard but not in direct contact with it is called _____
close-call work
proximity work
near-miss work
barricade work
Circuit breakers and disconnect switches are examples of _____
lockout/tagout devices
energy-removal devices
multiple lockout devices
energy-isolating devices
Which of the following provide the best eye protection from all directions?
Welding hoods
Strap-on glasses
Face shields
Safety goggles
The type of respirator that has its own clean air supply is the _____
mouthpiece with mechanical filter
self-contained breathing apparatus
full facepiece mask
half mask
A worker can be exposed to hazardous materials by inhalation, ingestion, and _____
Absorption
Radiation
Proximity
osmosis
Hypothermia is a condition brought on by _____
prolonged exposure to heat
excessive alcohol consumption
excessive sweating
prolonged exposure to cold
When in storage, oxygen and fuel cylinders used in oxyfuel cutting must be separated by _____
10 feet (3.05 m)
20-foot (6.1 m) wall
20 feet (6.1 m)
a metal barrier
Grease and oil must be kept away from oxygen tanks because _____
oxygen causes oil to freeze
grease or oil can cause oxygen to explode
oxygen will contaminate the oil or grease
grease or oil will contaminate the oxygen
Which of these must be present in the same place at the same time for a fire to occur?
Oxygen, carbon dioxide, and heat
Grease, liquid, and heat
Oxygen, heat, and fuel
Hydrogen, oxygen, and wood
A fire extinguisher labeled C would be used to fight a(n) _____
electrical fire
paper fire
gasoline fire
magnesium fire
Which of the following characteristics is typical of a confined space?
It may be entered by untrained employees.
It is too small to work in.
There is no means of escape.
It has a limited amount of ventilation.
In order to dispose of oily rags, they must be _____.
taken outdoors and thrown into a dumpster
burned at the end of the shift
stored in a container designed for the purpose
washed thoroughly and returned to use
