Flashcards in High Rise Firefighting (PN 633) Deck (35)
How is a high rise building defined?
‘A building at such a height or position that external firefighting and rescue operations may not be feasible’
What are the 3 headings that hazards at high rise fires can be grouped under?
1) Building height, layout and design
2) Fire Behaviour and Development
3) Firefighting and Rescue Operations
What do DRM and WRM stand for?
Dry Rising Main and Wet Rising Main
A WRM is required in buildings that are in excess of what height?
60 Metres pre 2006
50 Metres Post 2006
What 2 basic facilities may be provided?
Protected Shafts and Mains ‘May be found’ in buildings exceeding what height?
What might the presence of a Sprinkler System indicate?
Larger compartments with potential for high fire loading
What 5 factors should be considered when establishing the ‘Level of Risk’?
2. Complexity of Layout
What does ORD stand for?
Operational Risk Database
What does the note state should be printed en route from the MDT?
Virtual High Rise Information Plate
When siting Appliances during initial attendance what 3 things should be considered?
1) The Siting of Aerial oncoming Appliances
2) Other Special Appliances and Emergency Services
3) Falling Objects
Where should the IC remain?
At ground floor level
When can a ‘high rise Procedure implemented’ Message be sent? (3)
1) Risk assessed Bridgehead in place
2) Access and Egress to Bridgehead secure
3) Bridgehead has 2 charged Jets
What should a DRM be able to supply?
What should a WRM be able to supply?
1500 lpm for 45 minutes
What does HVAC stand for?
Heating Ventilating and Air Conditioning System
Can LFB Personnel switch off sprinkler systems?
Yes but IC is unlikely to do so
Where is a sprinkler ‘stop valve’ normally located?
Can firefighters use lifts?
Yes providing that it’s a firefighter lift
When using a FF Lift at an Incident where must you get out?
At least 2 floors below
How must a firefighting Lift be controlled?
By a designated firefighter
Can a firefighter lift be used where the incident location isn’t known?
No, use the stairs!
If the lift is not working what 3 things should the IC consider?
1) Resources for carrying kit
2) Use of Aerial to move kit depending on building design
3) Additional Resources to carry casualties
Where should the Bridgehead be established?
2 floors below unless safe to be closer due to building design
What is the minimum rank for a Fire Sector Commander?
What may be established below the Bridgehead?
A staging area
If there is more than one stairwell what might the IC consider?
Using one stairwell for ‘Attack’ and one for ‘Evacuation’
When using a FF lift what action must be taken?
Control must be activated and a FF designated to operate it
What may affect the performance of fixed installations?
Poor maintenance and Vandalism