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Class 328 > chapter 3 building construction > Flashcards

chapter 3 building construction Flashcards

1
Q

With regard to local building codes, firefighters should be aware that:

A. an AHJ can amend model building codes to meet local needs
B. most jurisdictions lack formalized building code requirements
C. building codes are standardized across the United States and Canada
D. local building codes must be modeled after the International Building Code

A

A. an AHJ can amend model building codes to meet local needs

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2
Q

Type ____ can be expected to remain structurally stable longer than other types during a fire:

A. Type I
B. Type II
C. Type III
D. Type IV

A

A. Type I

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3
Q

When responding to a fire in a Type I construction building, firefighters should be aware that:

A. the roof may be extremely difficult to penetrate
B. the building will be vulnerable to rapid structural collapse
C. steel structural members are likely to fail quickly under fire conditions
D. industrial glues used in the construction process are highly flammable

A

A. the roof may be extremely difficult to penetrate

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4
Q

Type II construction buildings are composed of:

A. prefabricated wood components
B. large-dimensioned lumber or laminated wood
C. metal and wood components that increase the fuel load
D. noncombustible materials that do not add to the fuel load

A

D. noncombustible materials that do not add to the fuel load

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5
Q

In a Type III construction building, the interior walls, columns, beams, floors, and roofs are completely or partially constructed of:

A. steel
B. wood
C. gypsum
D. concrete

A

B. wood

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6
Q

What condition often found in Type III construction buildings is likely to negatively influence fire behavior?

A. Void spaces between wall studs
B. Large-dimensioned wood beams
C. Concrete roofs that are difficult to penetrate
D. Reinforced concrete columns and decorative arches

A

A. Void spaces between wall studs

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7
Q

Type IV buildings are resistant to structural collapse because of the:

A. use of open-web floor joists
B. use of noncombustible interior finishes
C. thickness of the reinforced concrete walls
D. mass of the heavy timber structural members

A

D. mass of the heavy timber structural members

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8
Q

Which characteristic of Type IV construction buildings can contribute to the intensity of a fire once it starts?

A. Precast concrete columns
B. High concentration of wood
C. Many voids or concealed spaces
D. Unprotected steel framing members

A

B. High concentration of wood

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9
Q

Which construction classification includes buildings with exterior load bearing walls composed entirely of wood and is commonly referred to as wood frame construction?

A. Type II
B. Type III
C. Type IV
D. Type V

A

D. Type V

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10
Q

Type V construction buildings may have a veneer of stucco, brick, or stone that:

A. provides little fire protection
B. offers the appearance of a Type I building
C. significantly enhances the structural support
D. produces dark smoke and adds to the fire load

A

A. provides little fire protection

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11
Q

The most common type of factory built home that firefighters will encounter is the ____ home:

A. mobile
B. pre-cut
C. modular
D. panelized

A

A. mobile

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12
Q

What is one construction requirement of newer factory built homes that has helped to reduce fire loss and residential fatalities?

A. Lighter fuel load than conventional structures
B. Fewer internal walls to create compartmentation
C. Gypsum board instead of wood paneling as an interior finish
D. Open crawl spaces which provide an additional oxygen source

A

C. Gypsum board instead of wood paneling as an interior finish

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13
Q

Which type of factory-built homes are assembled on-site from components constructed of foam insulation sandwiched between sheets of plywood?

A. Mobile homes
B. Pre-cut homes
C. Modular homes
D. Panelized homes

A

D. Panelized homes

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14
Q

Which safety hazard are firefighters most likely to find in the space between the ceiling and the roof?

A. Electrical wiring
B. Photovoltaic cells
C. Concrete decking
D. Bowstring trusses

A

A. Electrical wiring

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15
Q

Floors at ground level may consist of ____ or a floor assembly made up of joists over a crawl space:

A. steel
B. bricks
C. gypsum board
D. a reinforced concrete slab

A

D. a reinforced concrete slab

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16
Q

When an unprotected opening for pipes or wiring is made through a fire wall:

A. a secondary fire wall must be put in place
B. a fire suppression system must be installed
C. the protection provided by the fire wall is reduced or eliminated
D. the fire wall becomes more effective at blocking smoke and flames

A

C. the protection provided by the fire wall is reduced or eliminated

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17
Q

Which type of danger do stairs present to firefighters during low-visibility conditions?

A. Fall hazard
B. Inhalation risk
C. Collapse hazard
D. Contamination risk

A

A. Fall hazard

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18
Q

Limited means of egress and limited ventilation are two reasons that fires are more dangerous in ____ than in other compartments:

A. attics
B. kitchens
C. stairways
D. basements

A

D. basements

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19
Q

Stairs that are part of the required means of egress and are built to resist the spread of fire and smoke are known as:

A. access stairs
B. exterior stairs
C. protected stairs
D. convenience stairs

A

C. protected stairs

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20
Q

In order to maintain the integrity of a protected stairwell during a fire, firefighters should:

A. maintain door control
B. use an elevator instead
C. use a different stairwell instead
D. rely on installed pressurization systems

A

A. maintain door control

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21
Q

Because unprotected stairs are not enclosed with fire-rated construction, they:

A. are likely to be the area of origin for a fire
B. may serve as a flow path for fire and smoke
C. should be used as the first option for occupant egress
D. are the safest option for firefighters to use during a fire

A

B. may serve as a flow path for fire and smoke

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22
Q

Firefighters working on flat roofs are likely to encounter obstacles that penetrate through the roof, including:

A. eaves
B. trusses
C. skylights
D. gusset plates

A

C. skylights

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23
Q

Which roof style commonly has an elevated center along a ridge line and a roof deck that slopes down to the eaves?

A. Flat roof
B. Arched roof
C. Pitched roof
D. Mansard roof

A

C. Pitched roof

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24
Q

A(An) ____ roof is often found on buildings that require a large open area to be covered without being supported by pillars or columns:

A. arched
B. pitched
C. lantern
D. mansard

A

A. arched

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25
Q

Which type of roof supports are sections of lumber that are located directly under the roof decking?

A. Beams
B. Trusses
C. Parapets
D. Gusset plates

A

A. Beams

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26
Q

What is the purpose of a gusset plate?

A. Serve as a connection point for wood trusses
B. Align pieces of roof decking and finishing materials
C. Prevent the spread of fire from the roof to interior spaces
D. Provide a stable surface from which firefighters may work

A

A. Serve as a connection point for wood trusses

27
Q

When gusset plates are exposed to fire, they:

A. reinforce the truss components
B. are largely unaffected by the increased temperatures
C. expand and strengthen the connection between components
D. fall out after the wood burns away and no longer provide structural support

A

D. fall out after the wood burns away and no longer provide structural support

28
Q

The open web design of truss joints:

A. permits rapid fire spread in multiple directions
B. restricts the spread of fire to the component’s length
C. provides greater stability than a heavy beam during a fire
D. allows firefighters to operate longer on a roof during a fire

A

A. permits rapid fire spread in multiple directions

29
Q

What type of truss is constructed of wood or metal and is generally used to support flat roofs and floor assemblies?

A. Purlin truss
B. Gusset truss
C. Bowstring truss
D. Parallel chord truss

A

D. Parallel chord truss

30
Q

The portion of the roof between the supports and the covering is called the:

A. parapet
B. roof deck
C. scuttle hatch
D. finishing material

A

B. roof deck

31
Q

Which type of roofing material develops its design strength when it is placed into forms and then hardens at the building site?

A. Fiberglass
B. Gypsum board
C. Precast concrete
D. Cast-in-place concrete

A

D. Cast-in-place concrete

32
Q

What type of material is often applied on top of roof decking?

A. Asphalt shingles
B. Plywood sheathing
C. Reinforced concrete
D. Sprayable polystyrene

A

A. Asphalt shingles

33
Q

When working on a roof, firefighters should be aware that roof openings or penetrations:

A. are ineffective as a ventilation exit
B. can add a significant live load to the roof
C. are the most stable surface to work from on the roof
D. may be difficult to access if they are locked or secured

A

D. may be difficult to access if they are locked or secured

34
Q

Under fire conditions, a green roof can:

A. act as an exit point for some types of ventilation
B. accelerate structural failure due to the increased dead load
C. provide the most stable surface from which to ventilate
D. present a significant electrical hazard for firefighters on the roof

A

B. accelerate structural failure due to the increased dead load

35
Q

What are cold roofs designed to do?

A. Provide clean and reliable electrical energy from a sustainable source
B. Facilitate drainage of rainwater in order to avoid flooding and water damage
C. Limit outside cold from penetrating the roof and impacting inside temperatures
D. Prevent interior heat from escaping to the attic space and melting snow on the roof

A

D. Prevent interior heat from escaping to the attic space and melting snow on the roof

36
Q

The presence of photovoltaic roofs must be identified during preincident planning because they:

A. may be beneficial during ventilation operations
B. constitute a live load that stresses the structure of the building
C. create a void that may conceal fire and allow it to burn undetected
D. pose a significant trip and electrical hazard to firefighters working on the roof

A

D. pose a significant trip and electrical hazard to firefighters working on the roof

37
Q

A rain roof is described as a:

A. pitched roof built over a flat roof for aesthetic or drainage purposes
B. flat roof that replaces an original pitched roof on a residential structure
C. flat roof that is designed to direct moisture off of the roof of a commercial building
D. pitched roof that is designed to eliminate void spaces between the ceiling and the roof

A

A. pitched roof built over a flat roof for aesthetic or drainage purposes

38
Q

On which type of roof are firefighters likely to be at risk of becoming trapped in the void space and falling through the original roof below?

A. Rain roof
B. Cold roof
C. Green roof
D. Photovoltaic roof

A

A. Rain roof

39
Q

How can roof security features such as wired glass impact fire fighting operations?

A. Increase the time required to conduct a primary search
B. Decrease the time required to conduct a primary search
C. Increase the time required to create ventilation openings
D. Decrease the time required to create ventilation openings

A

C. Increase the time required to create ventilation openings

40
Q

Roof-mounted equipment such as _____ add a substantial load to the roof and increase the probability of collapse.

A. dormers
B. HVAC units
C. wired security glass
D. automatic smoke vents

A

B. HVAC units

41
Q

Which type of door is usually required as an exit door in a means of egress?

A. Sliding door
B. Folding door
C. Swinging door
D. Revolving door

A

C. Swinging door

42
Q

Sliding doors are often used as:

A. vertical fire doors
B. loading dock doors
C. power-operated storefront entrances
D. emergency exit doors for underground spaces

A

C. power-operated storefront entrances

43
Q

Why are sliding doors not allowed as part of the means of egress?

A. They must be designed to lock automatically
B. They slow travel of people through the door opening
C. They do not effectively block the spread of smoke and fire
D. They are too expensive to be practical in most occupancies

A

B. They slow travel of people through the door opening

44
Q

How are folding doors often used?

A. Garage doors
B. Freight elevator doors
C. Dividers in large meeting rooms
D. Emergency exit doors in commercial buildings

A

C. Dividers in large meeting rooms

45
Q

Which type of door is often used as a loading dock door?

A. Vertical door
B. Rotating door
C. Swinging door
D. Revolving door

A

A. Vertical door

46
Q

How can revolving doors impact fire fighting operations?

A. Trap firefighters inside after the fusible link melts
B. Prevent movement of hose or equipment into the building
C. Provide increased compartmentation and block fire spread
D. Allow for easier movement of personnel and equipment out of the building

A

B. Prevent movement of hose or equipment into the building

47
Q

Which type of door consists of thin pieces of wood, glass, or louvers placed within a framed rectangular area?

A. Slab door
B. Panel door
C. Solid-core door
D. Hollow-core door

A

B. Panel door

48
Q

Which feature is often added to solid-core wood doors and can make forcing the door more difficult?

A. A sheet metal layer added to increase security
B. Interior spacers made of a grid of plastic or fiberboard
C. Thin louvers placed within the main rectangular door area
D. Lexan® or Plexiglas® added to provide additional security

A

A. A sheet metal layer added to increase security

49
Q

Building codes require that:

A. metal doors are made from aluminum
B. glass doors are made from Plexiglas®
C. glass doors are made from tempered glass
D. metal doors are made from corrugated steel

A

C. glass doors are made from tempered glass

50
Q

What method is commonly used to construct metal doors?

A. Hollow core with a steel or aluminum covering
B. Solid concrete core with honeycomb steel covering
C. Honeycomb steel core with corrugated steel covering
D. Solid concrete core with corrugated aluminum covering

A

A. Hollow core with a steel or aluminum covering

51
Q

What material is commonly used to construct fire doors?

A. Glass
B. Metal
C. Wood
D. Concrete

A

B. Metal

52
Q

What hazard do fire doors potentially pose to firefighters?

A. Fire doors can automatically close if the fusible link melts
B. Fire doors are unable to be penetrated with normal rescue tools
C. Fire doors are ineffective at limiting the spread of fire between compartments
D. Fire doors allow a large amount of smoke and particulates into uninvolved spaces

A

A. Fire doors can automatically close if the fusible link melts

53
Q

Overhead rolling steel fire doors are commonly used to:

A. cover office windows in factory settings
B. protect fire wall openings in industrial occupancies
C. provide an exit location in a required path of egress
D. reduce the amount of time needed to breach concrete walls

A

B. protect fire wall openings in industrial occupancies

54
Q

Horizontal sliding fire doors:

A. require clear space around the door to ensure closure
B. are commonly used in stairwells that require a fire door
C. cannot be used to protect openings in walls in the required path of egress
D. are the best choice to protect openings along the required path of egress

A

C. cannot be used to protect openings in walls in the required path of egress

55
Q

Which type of fire door is commonly used in stairwell enclosures?

A. Swinging fire door
B. Terneplate fire door
C. Overhead rolling fire door
D. Horizontal sliding fire door

A

A. Swinging fire door

56
Q

Which window component consists of the members that form the perimeter of the window?

A. Sill
B. Sash
C. Frame
D. Glazing

A

C. Frame

57
Q

Which window component is also known as glazing?

A. Sash
B. Glass
C. Hardware
D. Side jambs

A

B. Glass

58
Q

A _____ window consists of only a frame and one glazed stationary sash.

A. fixed
B. movable
C. projecting
D. single-hung

A

A. fixed

59
Q

Which type of window has two sashes that can move past each other in a vertical plane and is commonly used in residential occupancies?

A. Jalousie window
B. Casement window
C. Single-hung window
D. Double-hung window

A

D. Double-hung window

60
Q

Which type of window has one or two side-hinged sashes and usually opens outward?

A. Picture window
B. Display window
C. Pivoting window
D. Casement window

A

D. Casement window

61
Q

Which type of window has one or more top-hinged, outward-swinging sashes that permit the window to be opened during rain?

A. Awning window
B. Pivoting window
C. Projecting window
D. Casement window

A

A. Awning window

62
Q

A _____ window has separate parts that swing inward or outward when opened and is designed to provide the full area of the window opening for ventilation.

A. picture
B. pivoting
C. single-hung
D. double-hung

A

B. pivoting

63
Q

In order to ensure firefighter safety in case of rapid egress, window security bars and grilles:

A. can be used to aid in emergency escape
B. are prohibited by building codes in most jurisdictions
C. should be removed after completing a primary search
D. must be removed or disabled when interior operations begin

A

D. must be removed or disabled when interior operations begin

64
Q

How are rolling steel shutters often used?

A. Cover basement and attic windows
B. Protect openings in an industrial fire wall
C. Act as a secondary barrier on top of a fire door
D. Provide an exit opening in a required path of egress

A

B. Protect openings in an industrial fire wall

Class 328 (10 decks)

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