17 High Rise Flashcards
What are the 10 sectors for High Rise structures? 17/14
- Lobby control
- Recon Sector
- Fire Attack
- Search and Rescue Sector
- Ventilation Sector
- Rapid Intervention Crew
- Evacuation Sector
- Interior Staging Sector
- Rehab Sector
- Salvage and Overhaul Sector
What are 2 types of High Rise construction?
- Centre core
2. Centre Hall
Centre Core building are wide open, which allows for?
- rapid fire spread
In centre core buildings code requires that floor trusses have a minimum fire rating of … hrs.
2
What are 4 types of Stairwell designs?
- Straight stairs
- Circular stairs
- Scissor sTairs
- Return stairs
What are the policies and procedure of elevator use during a fire situation?
- Location of the fire floor or alarm must be known prior to using the elevators.
- Check elevator shaft for signs of smoke or fire prior to use.
- Never take the elevator to the fire floor- exit two floors below the reported fire floor.
- Test the operation of the elevator car by stopping at floor #2 prior to proceeding any higher in the structure.
- Never pass the fire floor.
- Never use the elevators unless in firefighter operation mode
- Clear understanding of Phase 1 and Phase 2 elevator operation
- Elevator control requires irons and fire extinguisher in elevator car with operator
- Elevator use by FF should be limited to 6 FF per car
- Elevators generally should only be used for alarms/ fires above the 5th floor.
Define Standpipe system!
An arrangement of piping, valves, hose connections and allied equipment installed in a building or structure.
What is the purpose of the standpipe?
The purpose of the standpipe system is to shorten the length of supply and fire attack hose lines.
A standpipe is?
A Standpipe is the riser portion of the system piping that delivers the water supply for hose connections and sprinklers on combined systems vertically from floor to floor.
What are 3 types of standpipe systems?
- Dry systems - not filled with water until needed in firefighting, used only by firefighters, must be manually charged by fire department.
- Wet Systemv - Standpipe is filled with water and pressurized at all times
- Wet/Dry Combination - Portions of the system are pressured with water and other portions are pressured with air.
What are the 3 classes of standpipe systems?
Class 1: Provide 65mm hose line connections to supply water. these are usually found in the stairwell of the high rise structure or at dedicated areas within a warehouse.
Class 2: provides 38mm hose cabinets that may be used by either occupants or FF.
Class 3: provides both a Class 1 and Class 2 standpipe system - Hose cabinet and standpipe connection. The 65 mm connection may be in the stairwell or in the hose cabinet.
Search and Rescue sector!
Floors in a High Rise structure must be searched in order of the greatest risk of exposure to the fire hazards and threat of loss of life?
- Fire Floor(s) - where the fire is
- Floor above the fire floor(s) - exposure, smoke migration and vertical extension.
- Floor below the fire floor(s) - extension collapse
- Top floor - Escape route Hazard.
- All other floors starting from the top floors down.
Stairwells are the vertical shafts in the building! They may be classed as either … or … .
protected or unprotected
What are the contents of the red high rise bag?
- 1 pre connected 3 m length of 65mm hose and gated wye
- 1 length of 44mm hose
- rope drop bag
- 2 sprinkler wedges
- 2 sprinkler dowels
- 3 wooden door wedges
- pipe wrench
- hose key
- uni-driver
- 10 rubber door stops
- recessed sprinkler wedge
- Black and yellow marker
22kg
What are the contents of the green high rise bag?
- 2 length of 44mm hose with attached nozzle
21 kg
