Ch 6 Wood Floor Collapse Flashcards

1
Q

What is the leading cause of firefighter death by collapse? Pg 77

A

Floor failure

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2
Q

There are three strategies and tactics that can protect firefighters from the three types of floor collapse which are? Pg 85

A
  1. Floor deck collapse: sound the floor
  2. Floor beam collapse: use the reach of the hose steam.
  3. Multi level floor collapse: withdraw firefighters.
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3
Q

Three stages of fire are what? Pg 89

A
  1. The Growth stage
  2. The fully developed stage
  3. The decay stage
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4
Q

What should be done if the building is determined to be a collapse hazard before overhaul operations have occurred? p. 89

A

Use outside master streams to cool hot spots

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5
Q

When which of the following parts of the structure fail will the result be the most serious? p. 78

A

Floor column

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6
Q

What is the leading cause of firefighter death by collapse? p. 77

A

Floor failure

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7
Q

What can a multilevel floor collapse cause? p. 85

A

Enclosing wall collapse

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8
Q

What significance does the fire resistance rating of the floor have for firefighters? p. 86

A

None whatsoever

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9
Q

Which fire incident established a new benchmark for the fire service-the evacuation of all firefighters from a
burning high-rise building due to structural danger? p. 87

A

One Meridian fire

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10
Q

Which type of floor collapse can be caused by a center floor overload?
p. 84

A

V-shape floor collapse

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11
Q

What type of floor collapsed and killed Deputy Chief Steven Smith of the Wea Township Community Fire Department in Lafayette, Indiana? p. 79

A

Wood I-beam

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12
Q

What creates the void spaces during the tent floor collapse? p. 84

A

Interior partition

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13
Q

What can the incident commander use the fire-resistive rating for during operations? p. 87

A

Time limit for interior operations

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14
Q

What is the fire resistance of the floor directly related to? p. 79

A

Mass

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15
Q

When which of the following parts of the structure fail will the result be the least serious? p. 78

A

Floor deck

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16
Q

Which event killed four firefighters in Brackenridge, Pennsylvania in the 1990’s? p. 77

A

Fire ball explosion

17
Q

Which factor makes a building a fire breeder? p. 88

A

Being vacant

18
Q

Which is considered the most deadly type of floor collapse? p. 80

A

Multilevel collapse

19
Q

Which of the following should be done when firefighters are withdrawn from a high-rise building fire that has been
burning out of control? p. 88

A

Supply the sprinkler system

20
Q

Which type of floor collapse occurs when only the wood deck burns through, leaving supporting joists intact? p. 79

A

Floor deck collapse

21
Q

Which of the following is the result of a floor pulling away from a bearing wall? p. 83

A

Supported lean-to collapse