A collapse zone must be established when:
A) a defensive strategy has been adopted.
B) there is no evidence of structural instability.
C) mortar between masonry shows no sign of deterioration.
D) furnishings and finishes do not overwhelm fire suppression systems.

Question

Quizplus · Accepted Answer

A collapse zone is established as a safety measure when a defensive strategy has been adopted, indicating that firefighters are not entering the structure and are instead fighting the fire from a distance due to concerns about the building's integrity or other hazards.

A Collapse Zone Must Be Established When