Highrise Flashcards
Air moving downward inside a tightly sealed building
reverse stack effect
Leaving building occupants in place during a fire outbreak
protect-in-place
Separation of fire gases into layers
stratification
Smoke reaching the ceiling and moving laterally toward the walls
mushrooming
Allowing communication with building occupants
public address system
A void between the ceiling and the floor above
plenum
Smoke generated by a sprinkler response to a small fire
cold smoke
A non-load-bearing enclosing wall located on the outside of a structure
curtain wall
express elevator
An elevator that travels only between upper floors
A building with six or more stories
high-rise building
Stairs that do not serve all building floors
isolated stairs
Providing status information about circuits or conditions
annunciator panel
A multistory open vertical space within a building
atrium
What modification was made to the Virginia Uniform Statewide Building Code in February 1976?
a) Addition of fire-resistant construction requirements
b) Requirement for fire control rooms in high-rise buildings
c) Installation of sprinkler systems in all buildings
d) Implementation of stricter elevator regulations
b) Requirement for fire control rooms in high-rise buildings
What types of occupancies can be found in high-rise buildings?
a) Assisted living facilities, hospitals, and schools
b) Restaurants, gyms, and swimming pools
c) Retail stores and shopping malls
d) Manufacturing facilities and warehouses
b) Restaurants, gyms, and swimming pools
Which of the following is a characteristic of residential high-rise buildings?
a) Center-core construction
b) Numerous interior compartments
c) Large open expanses on each floor
d) Atriums at the main entrance
b) Numerous interior compartments
What is the purpose of a fire control room in a high-rise building?
a) To house security personnel
b) To monitor HVAC systems
c) To coordinate fire department operations
d) To store firefighting equipment
c) To coordinate fire department operations
Which fire protection feature is required in high-rise buildings constructed after 1976?
a) Class 3 standpipe system
b) Firefighter service to the elevators
c) Full sprinkler protection
d) Local fire warning system
c) Full sprinkler protection
What type of construction materials are commonly used in high-rise buildings constructed before 1976?
a) Steel and concrete
b) Wood and masonry
c) Glass and precast metal panels
d) Lightweight concrete
a) Steel and concrete
What is a common feature of flat roofs in high-rise buildings?
a) Atriums for smoke control
b) Helicopter pads and communication equipment
c) Reinforced drywall interior walls
d) Masonry fire walls for separation
b) Helicopter pads and communication equipment
What type of void space is often found in high-rise buildings with slab concrete floors?
a) Suspended ceiling assemblies
b) Insulated metal deck roofs
c) Plenum areas created by drop ceilings
d) Gypsum board mounted to metal studs
c) Plenum areas created by drop ceilings
What are the interior walls of residential high-rise buildings typically constructed from?
a) Masonry
b) Reinforced drywall
c) Wood or metal studs
d) Lexan polycarbonate sheets
c) Wood or metal studs
What type of construction material is lightweight concrete?
a) Traditional concrete with added insulation
b) Concrete with alternative aggregates
c) Concrete with spray-on fireproofing
d) Hollow-core precast concrete
b) Concrete with alternative aggregates
What are some of the functions that can be housed in high-rise basements or below-grade areas?
a) Parking garages, trash compactors, mailrooms
b) Bedrooms, kitchens, bathrooms
c) Conference rooms, cafeterias, gyms
d) Swimming pools, tennis courts, gardens
a) Parking garages, trash compactors, mailrooms
What are some challenges posed by parking garages in high-rise buildings?
a) Limited access for apparatus
b) Lack of radio operations
c) Absence of sprinklers
d) All of the above
d) All of the above
How are designated breakable windows for emergencies marked?
a) With a Maltese cross or fire helmet etched in the lower corner
b) With a red circle or a warning sign
c) With a green checkmark or a safety symbol
d) With a blue triangle or an emergency exit sign
a) With a Maltese cross or fire helmet etched in the lower corner
In high-rise buildings, which type of doors indicate an electric or telephone room or another type of closet?
a) Fire-rated metal doors
b) Wood doors in metal frames
c) Inward opening doors
d) Outward opening doors
d) Outward opening doors
Where are the keys and forcible entry tools usually carried in buildings with locked doors above the lobby or first-floor level?
a) By the first engine, truck, or rescue squad proceeding to the fire floor
b) By the building manager or security personnel
c) By the occupants of the building
d) By the local fire department chief
a) By the first engine, truck, or rescue squad proceeding to the fire floor
What type of stairwell may lead to confusion during an incident when personnel misunderstand stair access and enter the wrong floor or floor area?
a) Isolated stairs
b) Scissor stairs
c) Accommodation stairs
d) Ventilation stairs
b) Scissor stairs
What type of valves may be found in stairwell landings or hall closets in high-rise buildings?
a) Sprinkler control valves
b) Pressure-reducing valves
c) Pressure-regulating valves
d) Standpipe riser outlets
a) Sprinkler control valves
What is the purpose of pressure-reducing valves in standpipe systems?
a) To control water pressure during flowing conditions
b) To control water pressure during nonflowing conditions
c) To limit static and residual pressure to a maximum of 175 psi
d) To restrict water flow in the standpipe system
c) To limit static and residual pressure to a maximum of 175 psi
What type of elevators are sometimes referred to as “low-rise” and “high-rise” banks?
a) Electric traction elevators
b) Hydraulic elevators
c) Express elevators
d) Freight elevators
c) Express elevators
What is the purpose of a fire control room in high-rise buildings?
a) To house the building’s fire pumps
b) To provide a central location for fire protection systems
c) To control the HVAC systems
d) To monitor and suppress fires in the building
b) To provide a central location for fire protection systems
Which of the following is NOT a life hazard to occupants during high-rise fires?
a) Significant loss of life
b) Panic due to smoke contamination
c) Horizontal and vertical fire extension
d) Sprinkler activation
d) Sprinkler activation
In high-rise buildings, the best way to control occupants and maintain their safety during a fire may be to:
a) Conduct a complete evacuation of the building
b) Establish evacuation routes to locations below the fire
c) Use the building’s PA system to communicate with occupants
d) Wait for firm direction from the fire department
b) Establish evacuation routes to locations below the fire
The collapse of a suspended ceiling in a high-rise building can:
a) Trap firefighters and render escape impossible
b) Expose low-hanging wires and cables
c) Cause the building to collapse
d) Create a backdraft or flashover condition
b) Expose low-hanging wires and cables
Mushrooming smoke in high-rise structures refers to:
a) Smoke rising upward from the fire floor
b) Smoke banking off the roof or ceiling and migrating downward
c) Smoke moving vertically through elevator shafts and stairwells
d) Smoke caused by sprinkler activation
b) Smoke banking off the roof or ceiling and migrating downward
The stack effect in high-rise buildings is the natural movement of air resulting from:
a) Temperature difference between inside and outside the building
b) Smoke contamination in stairwells and elevator shafts
c) Sprinkler activation in the building
d) Wind-driven fires on upper floors
a) Temperature difference between inside and outside the building
The reverse stack effect in high-rise buildings occurs when:
a) Hot air rises through stairways and elevator shafts
b) Cold air moves downward in a vertical shaft
c) Smoke migrates to a floor level below the fire floor
d) Wind creates a pressure differential in the building
c) Smoke migrates to a floor level below the fire floor