Michigan Confined Space Rescue
Technician Exam Practice Questions
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1. A confined space is best defined as an area that is ___ but not
designed for continuous occupancy.
A. Fully ventilated
B. Large enough for entry and work
C. Limited for entry and exit
D. Open to the atmosphere
A confined space has limited means of entry and exit, making rescue
operations more challenging.
2. The primary purpose of a permit-required confined space program is
to ___ hazards before entry.
A. Delay access
B. Increase productivity
C. Identify and control
D. Reduce paperwork
A permit program systematically identifies and controls hazards to
protect entrants and rescuers.
3. Which atmospheric condition is considered immediately dangerous to
life and health (IDLH)?
A. 10% oxygen
B. 5 ppm ozone
C. 20% oxygen
D. 19.5% oxygen
, Normal atmospheric oxygen is about 20.9%; significantly higher or
lower poses immediate risks.
4. Before entry, atmospheric testing should be performed for ___
hazards.
A. Financial
B. Ergonomic
C. Oxygen, flammable and toxic gases
D. Noise
Air quality testing focuses on oxygen levels, flammability, and toxic
contaminants.
5. A confined space rescue team must always use ___ when entering an
IDLH atmosphere.
A. Hard hat
B. Safety boots
C. Self-contained breathing apparatus (SCBA)
D. Ear plugs
SCBA provides independent air supply critical in hazardous
atmospheres.
6. A tripod and winch system is primarily used for ___ in vertical confined
spaces.
A. Lighting
B. Communication
C. Entry and retrieval
D. Hazard labeling
Tripods and winches allow controlled access and extraction in
vertical environments.
7. A confined space atmospheres are usually tested in the ___ order.
A. Middle to top
B. Random zones
C. Top, middle, bottom
D. Bottom only
Testing should start at the top and proceed downward to detect
stratified gases.
8. Lockout/tagout procedures prevent ___ energy release.
A. Psychological
, B. Unexpected
C. Financial
D. Environmental
Lockout/tagout isolates energy sources to prevent unexpected
activation of equipment.
9. A confined space entry permit should be ___ before entry begins.
A. Ignored
B. Filed after rescue
C. Authorized and posted
D. Destroyed
The permit must be reviewed, authorized, and posted at the site for
safety compliance.
10. The first step in a rescue is ___ the victim and environment.
A. Evacuating
B. Ignoring
C. Size-up
D. Signing in
Size-up assesses conditions to plan an effective and safe rescue.
11. In confined space rescue, communications should be maintained
by ___ systems.
A. Hand signals only
B. Radios or voice communication
C. Morse code
D. Telepathy
Reliable voice or radio communication is essential for coordination in
rescue.
12. A tripod anchor point must be ___ rated for rescue loads.
A. Minimally
B. Aesthetic
C. Structurally
D. Temporary
Anchor points must support rescue loads safely and reliably.
13. A confined space attendant is responsible for ___.
A. Monitoring conditions
B. Controlling entry and exit
Technician Exam Practice Questions
And Correct Answers (Verified Answers)
Plus Rationale 2026 Q&A| Instant
Download Pdf
1. A confined space is best defined as an area that is ___ but not
designed for continuous occupancy.
A. Fully ventilated
B. Large enough for entry and work
C. Limited for entry and exit
D. Open to the atmosphere
A confined space has limited means of entry and exit, making rescue
operations more challenging.
2. The primary purpose of a permit-required confined space program is
to ___ hazards before entry.
A. Delay access
B. Increase productivity
C. Identify and control
D. Reduce paperwork
A permit program systematically identifies and controls hazards to
protect entrants and rescuers.
3. Which atmospheric condition is considered immediately dangerous to
life and health (IDLH)?
A. 10% oxygen
B. 5 ppm ozone
C. 20% oxygen
D. 19.5% oxygen
, Normal atmospheric oxygen is about 20.9%; significantly higher or
lower poses immediate risks.
4. Before entry, atmospheric testing should be performed for ___
hazards.
A. Financial
B. Ergonomic
C. Oxygen, flammable and toxic gases
D. Noise
Air quality testing focuses on oxygen levels, flammability, and toxic
contaminants.
5. A confined space rescue team must always use ___ when entering an
IDLH atmosphere.
A. Hard hat
B. Safety boots
C. Self-contained breathing apparatus (SCBA)
D. Ear plugs
SCBA provides independent air supply critical in hazardous
atmospheres.
6. A tripod and winch system is primarily used for ___ in vertical confined
spaces.
A. Lighting
B. Communication
C. Entry and retrieval
D. Hazard labeling
Tripods and winches allow controlled access and extraction in
vertical environments.
7. A confined space atmospheres are usually tested in the ___ order.
A. Middle to top
B. Random zones
C. Top, middle, bottom
D. Bottom only
Testing should start at the top and proceed downward to detect
stratified gases.
8. Lockout/tagout procedures prevent ___ energy release.
A. Psychological
, B. Unexpected
C. Financial
D. Environmental
Lockout/tagout isolates energy sources to prevent unexpected
activation of equipment.
9. A confined space entry permit should be ___ before entry begins.
A. Ignored
B. Filed after rescue
C. Authorized and posted
D. Destroyed
The permit must be reviewed, authorized, and posted at the site for
safety compliance.
10. The first step in a rescue is ___ the victim and environment.
A. Evacuating
B. Ignoring
C. Size-up
D. Signing in
Size-up assesses conditions to plan an effective and safe rescue.
11. In confined space rescue, communications should be maintained
by ___ systems.
A. Hand signals only
B. Radios or voice communication
C. Morse code
D. Telepathy
Reliable voice or radio communication is essential for coordination in
rescue.
12. A tripod anchor point must be ___ rated for rescue loads.
A. Minimally
B. Aesthetic
C. Structurally
D. Temporary
Anchor points must support rescue loads safely and reliably.
13. A confined space attendant is responsible for ___.
A. Monitoring conditions
B. Controlling entry and exit
