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Revision BA > BA > Flashcards

BA Flashcards

1
Q

What does EASE stand for and name some components of this?

A

EMERGENCY AIR SUPPLY EQUIPMENT

  • 300 bar
  • 3mm medium pressure hose with y piece
  • 6.7 L cylinder
  • 1 per appliance
  • found next to trauma on 12 MAN
  • ASDU KEY
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2
Q

What factors increase heat related conditions

A 
Metabolic rate
Environment
Clothing
Fitness
Race
Sex
Age
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3
Q

Effects of raised body temperature

A

Increased blood flow
Sweating leads to dehydration
Can be fatal if body unable to cool down

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4
Q

Effects of heat related conditions

A 
Anxiety 
Decreased cognitive skills
Mental confusion
Fatigue
Performance drops
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5
Q

What heat related conditions can effect a fire fighter

A 
Heat exhaustion
Heat faint (syncope)
Heat oedema
Heat rash
Heat cramp 
Heat stroke
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6
Q

Heat exhaustion symptoms

A
  • Feeling unwell
  • Tiredness/irritability
  • Nausea
  • Vomiting
  • Cramps in arms,bless and abdomen
  • Rapid,weakening of pulse and breathing
  • Extreme thirst and mouth dryness
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7
Q

Heat faint symptoms

A
  • headache
  • dizziness
  • weakness
  • tunnel vision/blurring of vision
  • pale, sweaty skin
  • weak, slow pulse
  • loss of consciousness
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8
Q

Heatstroke symptoms

A
  • headache
  • dizziness
  • confusion and restlessness
  • hot,dry skin no sweating
  • muscle weakness/cramps
  • unconsciousness
  • convulsion
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9
Q

What treatment can you do for heat related conditions

A
  • slowly cooling down the casualty
  • raising legs to improve circulation
  • removing hot clothing
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10
Q

Who is in charge of a incident

A

Incident commander, wears white and yellow vest

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11
Q

Incident commander role

A
  • in charge
  • adapts plans based on risk assessment
  • set tactical priorities
  • has authority to deploy BA
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12
Q

Who controls a sector of a incident and what is there role

A

Sector commander

  • takes control of a specified area
  • reports to incident commander
  • co-ordinates BA briefs and search patterns
  • red yellow tabard
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13
Q

Who controls BA before going in

A

ECO ENTRY CONTROL OPERATIVE

  • monitors BA
  • incident commander and sector commander are above ECO
  • complete records
  • buddy checks
  • black and yellow chequered tabard
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14
Q

How many people in a BA team

A
  • 2 minimum

- BA team leader and BA no2

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15
Q

What do you have when BA teams are in a building to be safe

A

Emergency team

  • only if enough firefighters
  • will stand by ECP for duration of BA is in use
  • always considered when BA is in use
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16
Q

Where should you site the ECO board and who runs it

A

Away from Incident but in view of the incident not close to the applicable due to noise. Not in area of smoke from building or in way and working teams at incident. ECO runs the EVO board.

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17
Q

What is the critea for stage 1

A
  • Minimum standard control measure for an incident.
  • incident requires no more than one BA entry control point
  • requires no more than six BA wearers to be deployed to the risk area at one time.
  • BA guidelines are not required
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18
Q

What is initial deployment

A
  • resources available are limited
  • a crew member, May be the OIC, will be made responsible for monitoring the BA team
  • opportunity to preserve life or take action that will prevent an incident deteriorating
  • as soon as more resources are on scene stage 1 BA entry control must be implemented
  • BA wearers will ensure tallies and gauges are checked time in recorded by BA team
  • no more than two BA wearers will be in Rick area.
19
Q

What happens when you take over the ECO board

A
  • record time on board of take over, with name and rank.
  • work out time of whistle
  • fill in location of team
  • not reset timer!
  • write initial deployment on board
20
Q

Criteria for stage 2

A
  • greater degree of control and supervision for BA team
  • more than BA entry control point
  • more than six BA wearers
    BA guidelines are required
21
Q

When would a emergency team be deployed

A
  • when any team fails to exit at time of whistle
  • a DSU is heard unless notified it was an accident
  • BA wearer in distress
  • prolonged breakdown of communications
  • BA wearer requested
22
Q

Single BA wearer/modified stage 1

A
  • undertaking low risk activities
  • not within a building or structure
  • can be seen by incident commander or nominated crew member
23
Q

What duties of a BA wearer do you have

A
  • don BA in safe air carry out pre-entry checks
  • receive and confirm brief
  • carry out buddy Checks
  • work out turn around pressure
  • hand BA tally to EXO before entering
  • BA shuffle and search
  • communicate with BA team members
24
Q

How do you work out turn around pressure

A

Add 70 to your pressure after rounded down, and then divide by 2, and round upwards to closest 10

25
Q

What are responsibilities of BA team leader

A
  • receive and confirm brief
  • co-ordinate gauge checks and return to ECP by time of whistle
  • monitor working conditions and risk assesses progress
  • provide updates to ECO
  • decide when to withdraw
26
Q

What is new entry

A
  • team withdraws
  • close down sets
  • accept their tallies
  • services set, changed cylinder, general check
  • new brief to carry out another entry into risk area
  • fresh records are required on ECO board
27
Q

What is re-entry

A
  • for clear specific task
  • the cylinder contents of all wearers are sufficient for the task
  • minimum pressure of all wearers 150 bar
  • BA wearers must be fit enough for task
28
Q

What must ECO considerations when re-entry

A
  • notes re-entry in remarks
  • works out of time of whistle for 150 bar
  • must write 150 on cylinder pressure
  • IC should try ensure rest of BA teams
29
Q

What gets deployed when BA emergency

A
  • send an additional appliance
  • an ambulance
  • officers
30
Q

What you must consider before removing set going through a confined space

A
  • it is necessary to remove set
  • using this procedure uses a lot of air
  • what’s on the other side
  • good communication and teamwork are essential
31
Q

Process of confined space

A
  • assess size
  • check other side with feet
  • check gauge pressure
  • remove dry and package up
  • remove helmet
  • feet first face down
  • pull set as you do
  • replace helmet when through
  • put set back on
  • check gauge
32
Q

What is combustion

A

Fire is a chemical reaction in which fuel combines with oxygen, this is called combustion

33
Q

What is pyrolysis

A

Is thermal decomposition of substance by heat

34
Q

What are passive agents

A

Is something which absorbs heat from fire

35
Q

What are fire gases

A

The products of combustion are known a large fire gases which consist of non flammable gases and flammable gases

36
Q

What are limits of flammability

A

Gas will only burn during a certain limit too much or too much will not allow gas to burn. Lower limit known as LEL and upper limit UEL

37
Q

Name the stages of a fire

A
  • Early phase
  • growth phase
  • fully developed phase
  • decay phase
38
Q

What type of extinguish methods are there

A
  • direct
  • Indirect
  • gas cooling
39
Q

What is direct cooling

A
  • technique narrow jet aimed based a seat of fire

- purpose applied in early and later stages of a fire. At seat of fire

40
Q

Techniques of use of hose on a fire

A
  • painting
  • short pulse
  • long pulse
  • coning
41
Q

How often should you do a gauge checks

A
  • 3-5 minutes
  • significant landmarks
  • change of level
  • ETAP
  • casualty located significant event
42
Q

What type of firefighting principles

A
  • maintain position (stay)
  • advance/move forward
  • withdraw
43
Q

How should you enter a a compartment

A
  • short pulse
  • control door and enter low, shout. Listen look with TIC
  • assess condition stay, advance, withdraw
  • enter low
  • gas cooking
  • plan communicate discuss what is going to happen

Revision BA (1 decks)

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