SC Refrigeration Practice Questions - South Carolina Refrigeration Contractor Examination Exam

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A walk-in freezer evaporator section that is large enough to bodily enter, has a limited opening, and is not designed for continuous occupancy is treated under OSHA 1926 Subpart AA as:

An ordinary hallway with no extra rules A confined space that must be evaluated for permit-required hazards (atmosphere, engulfment, entrapment, or other serious safety hazards) before entry A space that never requires atmospheric testing because it is cold Exempt from rescue planning if two workers are present

Correct Answer:

A confined space that must be evaluated for permit-required hazards (atmosphere, engulfment, entrapment, or other serious safety hazards) before entry

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