CEM 301 Exam 3 Study Guide questions
well answered graded A+
Concerning confined space rescue, a mechanical device shall be available to retrieve personnel from
vertical type permit spaces more than __________ deep.
A. 3 feet
B. 5 feet
C. 7 feet
D. 9 feet - correct answer ✔✔B
In assessing air quality in a confined space, the correct testing order is ____________.
A. Test for combustibles, test for O2, test for toxins
B. Test for O2, test for combustibles, test for toxins
C. Test for toxins, test for combustibles, test for O2
D. Test for O2, test for toxins, test for combustibles - correct answer ✔✔B
A confined space that contains any hazard or hazardous atmosphere capable of causing death or serious
harm would best be termed a:
A. Permit-required confined space
B. Non-permit-required confined space
C. Hot-work permit-required confined space
D. Non-hot-work permit required confined space - correct answer ✔✔A
Hot work permits are required any time
A. Temperatures exceed 100o F at the job site
B. Work operations are taking place at elevated temperatures
C. Work such cutting, burning or welding could provide an ignition source
D. Flammable gas is present at levels above a 25% concentration - correct answer ✔✔C
, On the Miller Park Stadium project who had the ultimate responsibility to make sure that wind loads on
the roof trusses were included in the engineered lift of the roof trusses. (From YouTube Video)
A. Engineered lift planning engineer
B. Sling and hardware design engineer
C. Project manager
D. Project owner - correct answer ✔✔C
Concerning flammability limits in a confined space, a mixture that is above the UEL/UFL is considered to
be too __________ to burn.
A. Rich
B. Lean
C. Diffuse
D. Concentrated - correct answer ✔✔A
The displacement of the atmosphere in a permit space by a noncombustible gas (such as nitrogen) to
such an extent that the resulting atmosphere is noncombustible is referred to as __________.
A. Isolation
B. Deletion
C. Engulfment
D. Inerting - correct answer ✔✔D
An MSDS gives information about
A. Hazardous chemicals
B. Injuries in the work place
C. Medical examinations
D. Machinery maintenance - correct answer ✔✔A
OSHA's mission is to
A. Protect the safety and health of the general public
well answered graded A+
Concerning confined space rescue, a mechanical device shall be available to retrieve personnel from
vertical type permit spaces more than __________ deep.
A. 3 feet
B. 5 feet
C. 7 feet
D. 9 feet - correct answer ✔✔B
In assessing air quality in a confined space, the correct testing order is ____________.
A. Test for combustibles, test for O2, test for toxins
B. Test for O2, test for combustibles, test for toxins
C. Test for toxins, test for combustibles, test for O2
D. Test for O2, test for toxins, test for combustibles - correct answer ✔✔B
A confined space that contains any hazard or hazardous atmosphere capable of causing death or serious
harm would best be termed a:
A. Permit-required confined space
B. Non-permit-required confined space
C. Hot-work permit-required confined space
D. Non-hot-work permit required confined space - correct answer ✔✔A
Hot work permits are required any time
A. Temperatures exceed 100o F at the job site
B. Work operations are taking place at elevated temperatures
C. Work such cutting, burning or welding could provide an ignition source
D. Flammable gas is present at levels above a 25% concentration - correct answer ✔✔C
, On the Miller Park Stadium project who had the ultimate responsibility to make sure that wind loads on
the roof trusses were included in the engineered lift of the roof trusses. (From YouTube Video)
A. Engineered lift planning engineer
B. Sling and hardware design engineer
C. Project manager
D. Project owner - correct answer ✔✔C
Concerning flammability limits in a confined space, a mixture that is above the UEL/UFL is considered to
be too __________ to burn.
A. Rich
B. Lean
C. Diffuse
D. Concentrated - correct answer ✔✔A
The displacement of the atmosphere in a permit space by a noncombustible gas (such as nitrogen) to
such an extent that the resulting atmosphere is noncombustible is referred to as __________.
A. Isolation
B. Deletion
C. Engulfment
D. Inerting - correct answer ✔✔D
An MSDS gives information about
A. Hazardous chemicals
B. Injuries in the work place
C. Medical examinations
D. Machinery maintenance - correct answer ✔✔A
OSHA's mission is to
A. Protect the safety and health of the general public
