Ch 16 IFSTA ALREADY PASSED 100%

How does heat affect masonry? Select one: a. Bricks may experience spalling when they are heated. b. Bricks will crumble after minimal exposure to heat and flame. c. Stones and concrete will crumble after exposure to direct flame. d. Stones and concrete may experience spalling when they are heated. Stones and concrete may experience spalling when they are heated. When establishing collapse zones,: Select one: a. the IC should wait to cordon the zones off until an offensive strategy has been adopted. b. interior crews should be allowed to finish tasks before exiting the structure. c. apparatus must not be positioned in the collapse zone. d. the size of the collapse zone depends on the width of the building. apparatus must not be positioned in the collapse zone.