Policy Number 982 Section 3,5 Flashcards

1
Q

What should operational information be gathered and recorded in accordance with?

A

Policy number 800 - Management of operational risk information

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2
Q

What may the incident commander (IC) decide if a risk assessment indicates issues preventing the fire from being extinguished?

A

Allow the fire to burn out

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3
Q

What tools should be used to identify possible fire spread?

A

Thermal image cameras

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4
Q

What information should the incident commander gather during a scene survey?

A
  • Possible life risk
  • Extent of the fire
  • Smoke behaviour
  • Entry and exit points
  • Potential ventilation outlets
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5
Q

What must the IC establish regarding fixed installations?

A

Availability of fixed installations and information on AFA panels or fixed installations that may have actuated

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6
Q

What is the minimum hose size for the firefighting jet when entering a compartment?

A

45mm hoseline with a branch set at 230lpm

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7
Q

What must BA teams be briefed on before entering a compartment?

A
  • Numbers and location(s) of any persons reported as missing
  • Location and extent of the fire
  • Nature of occupancy and contents in the compartment
  • Route(s) and tasks to gain access
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8
Q

What should BA teams do with hoselines before entering a building?

A

Charge hoselines and check branch flow and jet pattern settings

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9
Q

What should BA teams do in case of a loss of water during firefighting?

A

Withdraw immediately

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10
Q

What should be done when a compartment fire is showing signs of backdraught?

A

Adopt defensive firefighting techniques and fight the fire externally

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11
Q

What must be considered regarding domestic gas supplies during an incident?

A

They can collect in compartments if pipework or appliances have failed

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12
Q

What should BA teams remain aware of when applying water to a fire?

A

Large amounts of steam may be produced, which can affect temperatures and conditions

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13
Q

What is the impact of using thermal image cameras for BA teams?

A

They locate the seat of the fire, casualties, and check for unseen heat travel

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14
Q

What is the importance of maintaining communication between teams and the IC?

A

To update on conditions observed, particularly changes in fire conditions

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15
Q

What should be done to mitigate against the hazard of falling debris?

A

Establish external cordons with safety officers

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16
Q

What is required for BA teams committed to basement areas?

A
  • Sufficient weight of attack (minimum of 45mm hose line at 230lpm)
  • Clear access and egress routes
17
Q

What must be done if the building is partially occupied during an incident?

A

Immediate consideration must be given to evacuating the premises

18
Q

What is the command function of the IC at surface level?

A

Remain at surface level unless preplanning arrangements indicate otherwise

19
Q

What must be done before ventilating a basement during an incident?

A

Consider the impact on rescues at any ‘persons reported’ incident

20
Q

What should BA teams consider when forcing entry into a compartment?

A

Once the integrity of the door is lost, it may not be possible to contain the fire

21
Q

What is the recommended hose line size for main hose lines greater than three lengths?

A

70mm hose from the fireground pump

22
Q

What should be communicated if BA teams observe fire gases breathing in and out of small openings?

A

This may indicate a potential backdraught

23
Q

What is the minimum number of personnel for emergency BA teams?

A

The same number as the largest BA team committed (as a minimum)

24
Q

What procedures should be implemented for personnel welfare during firefighting?

A

Ensure continued hydration and consider early reliefs for BA teams

25
What should be done if a rapid increase in fire development occurs?
Consider an emergency or tactical withdrawal
26
What should be done once the fire has been extinguished regarding hot embers?
Check for hot embers and debris before allowing personnel to enter
27
What is the role of a leaky feeder in BA operations?
Facilitate communication between surface and sub-surface personnel
28
What must be done before committing BA teams to the basement area?
Complete a suitable and sufficient risk assessment
29
What is the consequence of applying large quantities of water during firefighting?
It may increase the imposed loading on the structure, raising the risk of collapse
30
What is the definition of defensive firefighting techniques?
Techniques adopted when a fire shows signs of backdraught, flashover, or explosion risks
31
What should be considered before committing crews to a basement incident?
The use of a leaky feeder ## Footnote Refer to Policy number 987 - Incident command - Organisation at incidents – NOG.
32
What potential benefit does ventilation have at basement incidents?
It can improve working and escape conditions ## Footnote Consider its impact on rescues at any ‘persons reported’ incident.
33
Who should supervise the ventilation of basements?
The Incident Commander (IC) ## Footnote Ventilation should only be carried out under strict supervision and on the order of the IC.
34
When should ventilation of a basement ideally take place?
Prior to committing BA teams ## Footnote This is to provide a safer working environment when immediate rescue of persons is not required.
35
What should never be done while BA teams are committed to a basement?
Ventilate the basement or any affecting part of the premises ## Footnote Influx of oxygen may lead to rapid fire spread and possible backdraught conditions.
36
How can basement fires spread to upper levels?
Through shafts, ducts, or other openings ## Footnote Covering jets should be considered to protect these areas.
37
What must BA teams do before entering an alight basement?
Pass through a thermal barrier ## Footnote They should descend as speedily as practicable.
38
What must BA teams ensure regarding access and egress points?
They are kept clear at all times ## Footnote BA teams must avoid congregating in these areas.
39
True or False: Ventilation of a basement can be done without supervision.
False ## Footnote Ventilation should only be carried out under strict supervision and on the order of the IC.