A collapse zone for a Type IV structure should be established when:
A) its veneer begins to curtain collapse.
B) walls begin to shift because the building is twisting.
C) the structure has been weakened by repeated fires over time.
D) it has been determined that glass shards will be directed at on-scene personnel.

Question

Quizplus · Accepted Answer

Type IV structures, also known as heavy timber buildings, can be weakened by repeated fires over time, making them more susceptible to collapse. Establishing a collapse zone is crucial in such scenarios to ensure the safety of on-scene personnel.

A Collapse Zone for a Type IV Structure Should Be