Confined Space Entry Quiz

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1. A confined space is any small space designed for continuous human occupancy. a) True b) False

2. A condition that would make it difficult for a person to get out of a confined space without assistance would be considered immediately dangerous to life or health. a) True b) False

3. Hazards in confined spaces include: a) Oxygen deficiency, and the presence of combustibles. b) Electrical and Mechanical Hazards c) Toxic Materials d) All of the above.

4. Oxygen Deficiency can be caused by the breathing of a person in the confined space. a) True b) False

5. Poking your head into a confined space for less than 30 seconds is not considered to be a confined space entry. a) True b) False

6. The entry supervisor is responsible for making certain that all conditions for entry have been met. a) True b) False

7. The attendants primary role is to run errands for the entrants so they don't have to crawl in and out of the confined space. a) True b) False

8. If a confined space has a known hazard, it must be categorized as a: a) Non-Permit Required Space b) Permit Required Space

9. When isolating a confined space it is important to use proper Lockout/Tagout procedures. a) True b) False

10. A confined space should be ventilated at a rate of at least 1 volume per day. a) True b) False

11. A "Tailboard Briefing" required only for a Permit required entry includes a review of hazards, required PPE, and rescue procedure. a) True b) False

12. An entry permit must include names of supervisor and attendant, atmospheric measurements, a list of requirements for entry, and the signature of the issuer. a) True b) False

13. When testing the atmosphere in a confined space, the oxygen content should be between 19.5% and 23.5% a) True b) False

14. In evaluating a non-permit confined space, the supervisor must determine that the space meets all the conditions set forth in the non-permit justifications and sign the certification. a) True b) False

15. If the oxygen concentration is only slightly below the lower limit, one entrant can remain in the confined space for up to a maximum of 5 minutes to correct the problem. a) True b) False

16. It is everyone's responsibility to verify that hazards are isolated, that the space is ventilated, and to be aware of the effects of exposure. a) True b) False

17. The attendant is responsible for insuring the safety of the entrants from the time they enter the confined space until the time they leave the confined space. a) True b) False

18. An entrant must leave the confined space once the attendant convinces him that there is a problem, and he finishes his current task. a) True b) False

19. The supervisor is responsible for making sure that rescue services are available and the the conditions of entry are being followed. a) True b) False

20. The signs and symptoms of hypoxia (insufficient oxygen) include: a) Impaired coordination and poor judgment b) Increased respiratory rate and blue lips c) Nausea and unconsciousness d) All of the above

21. Hypercapnia (high levels of carbon dioxide) can cause disorientation, seizures, and death. a) True b) False

22. If and entrant is having a problem inside the confined space, the attendant should call for assistance and then immediately enter the confined space and help the entrant to exit. a) True b) False