High-Rise Reference Manual. Flashcards
Define high-rise for both commercial and residential.
CFDwill consider any building 6 or more stories as a high-rise structure.
Additional equiptment that should be taken into a righ-rise by initial crew:
TIC, Gas monitor, Irons, High-rise appliance bag, high rise hose packs (44 and 65mm), Track access key and keys.
What is a crossover floor? How often do they occure?
Have an unlocked stairwell door allowing a crossover through the floor from one stairwell to another. Maxium of 5 floors allowed before a crossover is in place.
Where is the interior staging floor located?
Normally 2 floors below fire floor and en route to the fire floor.
List some elevator procedures for high rise.
Obtain keys.
Elevator should not be used below grade until area is determined safe.
Identify designated fire service elevators.
Large building may have banks of elevators low-mid-high rise, and use lowest bank of elevators where possible.
If elevators are going to be used, phase 1 firefighter control must be established.
Minimum number of personnel required in an elevator for the first investigating team?
3
T/F. Keys should be left in the control after activating phase 1?
F, they may be needed for phase 2.
What is Phase 1 FF control?
Recalling elevators to desired floor.
What is phase 2 FF control?
using an elevator key inside the elevator car to control that elevator.
How close to the fire floor can FF take the elevator
Maximum 2 floors below the alarm floor (fire floor)
define positive stack effect and when is this likely to occure?
This effect will cause a strong draft from the bottom floors to the top floors as cool outdoor air enters the bottom, heats up and travels upwards.
Define negative stack effect and when does this occure?
When the outside air is warmer than the inside air, causeing a downward movement of air.
Define stratification
Where smoke rises until it becomes cool then settles on a particular floor.
After the fire floor has been evacuated, which floor(s) are the next priortiy?
The first 2 floors above the fire.
When is a fire pump required as the height of the building increases?
After 3 stories a fire pump is needed (zone 2). After 13 stories there will be a third zone riser supplying it.
