Questions and CORRECT Answers
What percentage of Confined Space fatalities are Would-Be Rescuers? - CORRECT
ANSWER - 60%
What is the percentage and main cause of death for would-be rescuers? - CORRECT
ANSWER - Hazardous Atmosphere, 65%
For the code of federal regulations, what is the code for permit required confined spaces? -
CORRECT ANSWER - Section 29 CFR 1910.146: for general industry
Fed/OSHA
What are the 4 agencies that set regulations affecting confined spaces? - CORRECT
ANSWER - Fed/OSHA
Cal/OSHA
ANSI: American National Standards Institute
NIOSH: Nat'l Institute For Occupational Safety and Health
For Cal/OSHA what indicates the General Industry Safety Orders (GISO)? - CORRECT
ANSWER - Title 8, Article 8
Sections 5156, 5157, 5158
Define confined space. - CORRECT ANSWER - 1. A space large enough for a person to
enter
2. Limited or restricted entry/exit
3. Not designed for continuous occupancy
Note: only addresses the configuration of the space only
, Define permit required confined space. - CORRECT ANSWER - 1. The definition of a
confined space
2. an actual or potential hazard
Define a reclassified permit required confined space. - CORRECT ANSWER - 1.
Previously permit required; however, it is proven that all hazards are eliminated (venting doesn't
count)
Define a C5 Confined Space. - CORRECT ANSWER - 1. Potentially Hazardous
atmosphere only (no other hazards) and that hazard can be eliminated with continuous forced air
ventilation
What is the order in which once tests for atmospheric hazards (3)? - CORRECT
ANSWER - 1. O2
2. Combustible vapors and gases
3. Toxic vapors and gases
For a PRCS program what is the minimum amount of attendants needed for the duration of an
entry operation? - CORRECT ANSWER - At least 1
For a PRCS program, how many reviews of a Confined Space are needed in a year and how
many confined space entries are reviewed? - CORRECT ANSWER - 1. Single annual
review
2. Covering all entries during a 12 month period
3. If there are no entries, no need for a review
When talking about a permit system, how long should the duration of the permit be? -
CORRECT ANSWER - The duration may not exceed the time required to complete the
assigned task of the job identified on the permit
What are the duties of entry supervisors? - CORRECT ANSWER - 1. Cancel a permit and
complete a new entry permit