High Rise Building Manual Flashcards
What are two basic designs of modern high rise buildings?
Residential and commercial
Residential high rise buildings are characterized by
Center, hallways, numerous interior compartments.
Commercial high rise buildings are characterized by
Center core constructions
Why do Atriums make it difficult to control smoke?
Expose many floors to smoke and fire conditions
Some high rises have_______ that allows FF to determine the height of the roofline and start of the facade
Scuppers
How do FF typically access the roof area?
A hatch, Bulkhead or through penthouse machine room area
Where is the control panel for each elevator located?
elevator control rooms on the roof
What challenges do parking garages present?
extend beyond the main structure
Radio traffic difficult
No sprinklers
What covers most windows in commercial high rises?
sun-screening plastic covers
Buildings with fixed windows should have what designed?
breakable windows for emergencies
How are windowpanes marked?
Maltese cross, fire helmet
Most high rise buildings will have at least ______ stairwell that access to the roof through a hatch
1
Accommodation stairs are also know as
Access or convenience stairs
NFPA states that a pressure reducing valve should be installed when
static pressure can exceed 175psi
Can pressure-reducing valve be set to any pressure?
Yes
Central air within a high rise may interconnect how many floors?
10-20 floors
What may receive fresh air from the ducts located in the ceiling of the floor below?
HVAC ducts at window
What shaft serves only a portion of the building and has no opening on other floors?
blind shaft
If more than 2 floors above the fire still contain occupants. what must be established?
a search and evacuation branch
What is mushrooming?
Smoke rises upward from the fire floor to roof or ceiling level.
Smoke then banks down off the roof or ceiling downward back toward fire floor.
Cold smoke, cool and low lying characterizes what?
fires brought under control by sprinkler system
What is second arriving command officer doing?
Fire floor division supervisor
When can pre connected lines be used
When fire is located below grade, first, second or third floor
The initial engine company officer must communicate what regarding stairwell?
Which will be used for attack