Ch 1 Collapse Of Burning Buildings Flashcards
What was the first part of the twin towers that failed leading to the collapse? p. 4
Floors
Which of the following is NOT a factor for the predicted increase in burning building collapse in the twenty-first
century? p. 2
Eccentric building design
Which is the most common falling object at a structure fire? p. 7
Broken glass
After what amount of fire exposure does the unprotected lightweight steel bar joist fail according to the NFPA?
p. 4
5 to 10 minutes
Which statement about the lack of information on burning building collapse is NOT correct? p. 5-6
Very few persons are killed in building collapses.
What was the basic reason that the Vendome Hotel floor and wall collapse occurred in Boston? p. 5
Illegal renovation
How long did it take for the twin towers in New York to collapse? p. 4
8 and 10 seconds
What is the first thing that must be done when an object must be thrown out of a window during overhauling?
p. 8
Obtain permission from the officer in command of the fire
At what age can a building be considered near the end of its life expectancy? p. 2
75 to 100 yrs old
What has led to an under estimation of the collapse problem? p. 6
Absence of an accurate, standard definition of “collapse”
Which of the following does the veteran firefighter say he/she cannot predict? p. 1
Building collapse
Which of the following injures more firefighters each year? p. 7
Falling objects
Which part of the building that collapses kills the greatest number of firefighters? p. 9
Floor
What event led to a number of abandoned buildings in the Northeast and Midwest? p. 3
Movement to the sunbelt
How should broken glass be trimmed from windows? p. 8
Knock the shard inside
