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Fire Brigade training > OP > Flashcards

OP Flashcards

1
Q

Colour codes of extinguishers?

A

Red- water

Black - carbon dioxide

Blue- powder

Cream- foam

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2
Q

How many extinguishers do appliances carry?

A

2

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3
Q

Two types of water extinguishers used by LFB?

A

Chubb and Angus

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4
Q

What type of valve is on extinguishers to recharge?

A

Schrader valve

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5
Q

Where should the gauge needle be when testing extinguishers?

A

In green zone

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6
Q

What comes with Angus extinguisher?

A

Nutting tool

For removal and fitting of head

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7
Q

What’s attached to a Chubb extinguisher head internally?

A

Siphon tube and filter.

Also has water level mark for checking the refill level

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8
Q

Capacity of water extinguisher?

A

9 litres

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9
Q

Weight of water extinguisher?

A

14-15 kg

(When charged)

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10
Q

Discharge duration of water extinguisher?

A

70secs

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11
Q

Range water extinguisher?

A

6meters

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12
Q

%of contents discharged from water extinguisher?

A

95%

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13
Q

Charged pressure of water extinguisher?

A

15 bar Chubb

12 bar Angus

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14
Q

What type of fire can a water extinguisher be used on?

A

A

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15
Q

Safety precautions with extinguishers?

A

Full PPE to be worn when using/testing or charging with visors down when charging or discharging.

Safety pin to be in place when not in use

Testing and charging to take place away from personnel and public

Under no circumstances attempt to remove head, until all pressure has been discharged and gauge reads zero.

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16
Q

When are water extinguishers tested?

A

On acceptance

Daily

After use

Annually

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17
Q

What type of nozzle does a foam extinguisher had?

A

Self-aspirating

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18
Q

Capacity of foam extinguisher?

A

9 litres

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19
Q

Charged weight of foam extinguisher?

A

14-16 kg

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20
Q

Discharge duration of foam extinguisher?

A

45 secs

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21
Q

Range of foam extinguisher?

A

4 metres

22
Q

% of contents discharged of foam extinguisher?

A

95%

23
Q

What type of fire can a foam extinguisher be used on?

A

A and B

24
Q

How should a foam extinguisher be applied to fire?

A

On a vertical surface of possible to allow foam to form a spreading blanket

25
Q

When are foam extinguishers tested?

A

Upon acceptance

Daily

After use (by service provider)

Anually (by service provider)

26
Q

What does a daily inspection of a extinguisher involve?

A

Check for signs of damage

Inspect hose and nozzle

Confirm gauge needle is in green

Check condition of stowage arrangements on appliance

27
Q

If a new foam or dry powder extinguisher is required, how should it be done?

A

Ordered under the “item test due” category and the date of the discharge entered on the “last test date” line.

28
Q

Where should tests of extinguishers be recorded?

A

On standard test card

29
Q

Where should inspections of extinguishers be recorded?

A

On daily inventory sheet

30
Q

What is a dry powder extinguisher charged to in pressure?

A

10 bar (by Service provider)

31
Q

Capacity of dry powder extinguisher?

A

9 litres

32
Q

Charged weight of dry powder extinguisher?

A

14-16kg

33
Q

Discharge duration of dry powder extinguisher?

A

15 secs

34
Q

Discharge range of dry powder extinguisher?

A

6 m

35
Q

% of contents discharged of dry powder extinguisher?

A

85%

36
Q

What type of fire can a LFB dry powder extinguisher be used on?

A

A and B

37
Q

Loses breathing apparatus need to be worn when discharging dry powder extinguisher?

A

Yes

38
Q

If a dry powder extinguisher is used outside, what must be considered?

A

A higher application rate may be needed

39
Q

What types of fire can a co2 extinguisher be used?

A

A B and electrical fires

40
Q

Weight of co2 extinguisher?

A

1.5-2 kg of liquified gas

41
Q

What pressure is a co2 extinguisher charged to?

A

50bar

42
Q

What percentage of co2 needs to be in air for extinguisher to be effective?

A

19-29%

43
Q

How much heavier is co2 than oxygen?

A

1.5

44
Q

What should be worn when using a co2 extinguisher?

A

Full PPE and breathing apparatus

45
Q

What type of nozzle does a co2 extinguisher have?

A

Horn nozzle

46
Q

Does co2 have a cooling effect?

A

No

Should be considered when being used, auto ignition temperature may be exceeded and fire may reignite when co2 has dispersed.

47
Q

How should a dry powder extinguisher be applied to fire?

A

Horizontally above the flame, ensures powder is drawn into fire and is most effective

48
Q

Define incident command?

A

A system to promote the safe and effective resolution of events through the deliberate allocation and direction of resources

49
Q

ORD?

A

Operational risk database

50
Q

SRI?

A

Site risk information

51
Q

MDT?

Found on all frontline appliances.

A

Mobile data terminal

Can provide info about ORD, operational risk database

52
Q

Types of info that can be available en route to an incident to make an initial assessment?

A

Call slip

MDT

Operational risk database, via MDT

Local knowledge of crews

Visual signs, (weather,wind,light,smoke etc)

Any radio messages

Fire Brigade training (13 decks)

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