Chapter 14: Collapse Flashcards
Not only seeing and understanding what is happening, but also anticipating future changes
Situational awareness
Analysis of the relationship between risk incurred and benefits obtained
Risk Analysis
collapse of floors one on top of the other
Pancake collapse
one end of floor is still supported. Triangular void space created
Lean to floor collapse
Floor fails near its center
V shaped floor collapse
One end of the floor is still supported while the other is not
Cantilever floor collapse
One end of the collapsed floor is supported by an interior wall creating two void spaces
A frame floor collapse
Top of the building fails inward while the bottom half fails outward
Inward Outward collapse
Entire wall fails as one unit. Tilt wall failure
90 degree wall collapse
Building shifts at the upper levels leaning into adjacent buildings
Lean over collapse
Wall falls straight down
Curtain collapse
The collapse zone should be __________ away
at least the full height
NFPA 1670
training for technical search and rescue incidents
