Ch 3 Buildings Construction: Firefighting problems And Structural Hazards Flashcards

1
Q

The major fire problem in a fire resistive building is what? Pg 40

A

Is the central air conditioning system due to smoke spread.

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2
Q

The fire problem associated with a noncombustible/limited combustible building is what? Pg 42

A

Is the flat, combustible asphalt roof deck covering that can ignite during the fire.

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3
Q

The major fire problem in an ordinary constructed building is what? Pg 43

A

Is the fire and smoke spread throughout concealed spaces.

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4
Q

For a building to qualify as heavy Timber construction, a wood column cannot be less than how many inches thick in any dimension and wood girder cannot be less than how many inches thick? Pg 45

A

Less 8 inches thick and less than 6 inches thick.

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5
Q

Wood frame construction is the only one of the five types that has what? Pg 47

A

Combustible exterior walls

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6
Q

There are two basic types of fire resistive construction? Pg 48

A

Reinforced concrete building and structural steel buildings

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7
Q

The ordinary constructed building called brick and joist has what? Pg 51

A

Has exterior bearing walls of masonry with wood floors and roof.

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8
Q

Which part of the noncombustible/limited combustible constructed building is the fire problem? p. 42

A

Roof

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9
Q

What is the strategy that should be used at heavy timber building fires when the initial attack fails? p. 52

A

Withdrawal to protect exposures

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10
Q

What is the largest area that is allowed for cocklofts when firestops are used? p. 44

A

3,000 square feet (279 square meters)

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11
Q

What is NOT a collapse danger to the firefighter from a noncombustible building? p. 50-51

A

Wall and floor collapse

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12
Q

Which type of building is the only one with combustible exterior walls? p. 47

A

Wood-frame

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13
Q

Which walls are usually the bearing walls in the wood-frame building?
p. 52

A

Both side walls

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14
Q

What made apartments in fire-resistive buildings effectively resist the spread of fire and smoke? p. 41

A

Compartmentation

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15
Q

What is the major fire problem in heavy timber constructed
buildings? p. 46

A

Large wooden interior framework

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16
Q

How many basic types of building construction are considered when dealing with building collapse or fire
resistance in buildings? p. 40

A

Five

17
Q

What was the main fault in the roof of the noncombustible/limited combustible building that was destroyed by fire? p. 42

A

Asphalt used to waterproof roof deck

18
Q

What portion of all fire deaths in the United States are caused by smoke?
p. 41

A

Three-quarters

19
Q

What is used under the floor of a steel skeleton constructed building? p. 49

A

Fluted metal deck

20
Q

What is the maximum size floor space that firefighters can extinguish fires in with hoselines? p. 42

A

5,000 square feet (465 square meters)

21
Q

Which statement about a fire in a heavy timber building is NOT correct?
p. 46

A

Surface-to-mass ratio is large

22
Q

Where does the collapse danger in fire-resistive buildings lie? p. 48

A

Concrete

23
Q

What is the major fire problem in ordinary constructed buildings?
p. 43

A

Concealed spaces

24
Q

What is the major fire problem in a fire-resistive building? p. 40

A

HVAC system

25
Q

What is the largest and serious concealed space? p. 43

A

Cockloft

26
Q

Which type of buildings often experience wall and floor collapse simultaneously? p. 48

A

Wood

27
Q

What is used at a one-story building with large display windows to support the stone parapet? p. 51

A

Steel I Beam

28
Q

Where should the building be opened after the fire has been extinguished in an ordinary construction building?
p. 45

A

Ceiling above the fire