Random Facts and Figures Flashcards
(384 cards)
1
Q
How many lengths of hard suction are carried on an appliance
A
2
2
Q
How many groups of London Borough do the LFB use?
A
4
3
Q
What is the maximum ammount of BA wearers at Stage 1 entry control?
A
6
4
Q
How many lengths of hosereel are carried on the appliance?
A
8
5
Q
How many lengths of hosereel hose are carried on the appliance
A
8
6
Q
How many members are in the LFEPA?
A
17
7
Q
What year was the fire and rescue services act created?
A
2004
8
Q
How would the ECO record the fact that a fireground ‘A’ test has been completed?
A
[‘A’ test not recorded] in the remarks column of the BA board
9
Q
What are the qualities of a good knot
A
1- Be easy to tie 2- Be easy to untie 3- Not damage the line 4- Carry out it’s function safely
10
Q
How long must a acetylene cylinder be cooled for?
A
1 hour minimum
11
Q
List the 12 Aide Memoires
A
1- Stage 1 ECO duties2- Stage 2 ECO duties3- BA main control Operative duties4- BA communications operative5- Distress to wearer procedure6- Cylinder procedure7- BTP oxygen BA sets8- Respirator Entry Control9- Respirator Decision Tool10- Manual Log On and Log Off11- not in use (working duration on ECB)12- BA Maintaining telemetry
12
Q
How long is a personal line (not fully extended)
A
1.25m
13
Q
How long can the LPP be operated for on a full tank of petrol?
A
1.5 hours
14
Q
What is the British standard for a hydrant
A
1.7 bar pressure2000 lpm 65mm round thread anti clockwise opening
15
Q
What is the maximum number of wearers available to a ‘Stage 1’ entry control?
A
10 wearers
16
Q
When pumping, if the bypass valve has been open, how much water is the appliance capable of pumping?
A
1000 litres per minute
17
Q
When the bypass lever has been activated, how much water is the pump capable of pumping
A
1000 litres per minute
18
Q
Safety Cordons - Safe Distance from a Suitcase sized IED.هت RVP distance at CBRN incident if a device has been activated/released.
A
100m
19
Q
What is the diameter of the hard suction
A
100mm
20
Q
Safety Cordons - Handheld Radio from IED
A
10m
21
Q
Safety Cordons - Pylon - No Water.هت Hazard Zone around appliance if Ariel touches a power line.
A
10m
22
Q
What is the theoretical maximum lift when lifting from open water?
A
10m
23
Q
What is the flowrate of the ultimatic branch
A
115 litres per minute
24
Q
What is the safety margin of an SDBA set
A
12 mins
25
What is the tank duration when using one hosereel?
12.2 minutes
26
What is the primers minimum pump speed?
1200rpm
27
What are the three steps of approaching CBRN (terrorist threat)
123PLUSStep 1-single casualty- approach using normal operating proceduresStep 2- two casualties -Approach with caution, consider all possibilities, do not discount anything, report arrival and update to Brigade Control.Step 3- three casualties - DO NOT go to the scene. Go to predetermined RVP, await further instructions
28
What is the length and weight of the 135
13.5 m100 kg
29
What are the flow settings for the RB101
130 230 300 400 litres per minute
30
What is the weight of the roof ladder?
14 kg
31
How many litres of water can be held in the appliance tank?
1400 litres
32
What is the weight of the roof ladder?
14kg
33
How long is a short line?
15.5m
34
What are the available flowrates when using the akron ground monitor with the deluge nozzle?
1750 litres per minute
35
All buildings over ---- are required to make provisions for firefighting
18 metres
36
What is the length of hosereel hose?
18.3m per length
37
What is the internal diameter of the hosereel hose?
19mm
38
Safety Cordons - Emergency rescue from Live track (casualty must be clear)
1m
39
What are the LFB's three aims outlined in the London Safety Plan
1-Prevention and protection 2- Response and resilience 3- People and resources
40
When tying knots, name the 4 terms used to describe the different parts of the lines
1-Standing part 2-Bight 3-Tail 4-Running end
41
How many guideline tallies are carried on a pump ladder?
2 (A and B)
42
What is the length of the hard suction hose
2.44 m
43
What is the length of the hard suction hose?
2.44 m
44
What is the emergency exposure limit in the space of 12 months
20 mSv (millisieverts) per year with an additional dose of 13 mSv (millisieverts) for women
45
How many litres per minute do two hosereels use?
200 litres per minute
46
At what temperature does an aluminium cylinder lose its tensile strength?
200-250 degrees
47
Safety Cordons - Initial Safety Zone for Cylinders
200m
48
Safety Cordons - Safe Distance from a Car sized IED
200m
49
What is the distance that a steel cylinder may be thrown upon failure?
200m
50
Safety Cordons - Pylon - Jets or Training with No Water
20m
51
What is the weight of the three piece short extension ladder?
21kg
52
What is the length and weight of a 70 mm hose?
23 metres15kg
53
What is the length and weight of the 70mm hose?
23 metres15kg
54
What is the length and weight of a 45mm hose?
23metres9kg
55
What is the length and weight of the 45mm hose?
23metres9kg
56
What is the likely voltage supplied to domestic properties?
240v
57
Safety Cordons - Hazmat & Asbestos Hot Zone
25m
58
Safety Cordons - Inner Cylinder Cordon - Full PPE+BA
25m
59
Safety Cordons - Min. RTA Safety Cordon on a Duel Carriageway
25m
60
What is the minimum distance between the hot zone and the cold/decontamination zone?
25m
61
Supplied from the water tank, the pump can deliver........lpm?
2700 litres per minute
62
When water is being supplied from the appliance (with supply augmented from a hydrant), how much water can the pump deliver?
2700 litres per minute
63
Safety Cordons - DLR Safe Distance from Trackهت
2m
64
On a water relay, what is the maximum distance from the water source to the first appliance
3 lengths of hose
65
What are the three safety considerations when working on a ladder
3 points of contact1 person per extension at a time (unless carrying out a rescue)Dont over reach
66
What is the length and weight of the 90mm hose?
30 metres23.5kg
67
At what temperature does a steel cylinder lose its tensile strength?
300 degrees
68
How long is a long line?
30m
69
Safety Cordons - Pylon - Ground Monitor
30m
70
What is the working duration of an SDBA set
31 mins
71
What is the maximum voltage that Electrical gloves are resistant to?
3300 volts
72
What are the three ladder pitch checks
3-5 rounds above the sill 50mm clear above or below the sill150mm (or less) from the sill
73
What is the optimum pressure for the hosereel
35-40 bar
74
Safety Cordons - Distance from unsafe Water, Waters edge or bank
3m
75
Safety Cordons - Electrified Track
3m
76
Safety Cordons - Inner RTA cordon, National Rail Safe Distance from Track
3m
77
What is the optimum bar pressure of the LPP?
4 bar optimum
78
With a full tank of fuel in the appliance, how long can the pump operate?
4 hours
79
How many times should the CAP be repeated in an hour?
4 times
80
How long is the roof ladder?
4.6 metres
81
What is the length of the roof ladder (when unfolded)
4.6 metres
82
What is the weight and length of the 9 m ladder?
40.6 kg9m
83
Safety Cordons - Safe Distance from a HGV or Unknown sized IED.هت RVP distance at CBRN incident if a device has not been activated/released.
400m
84
What is the likely voltage supplied to commercial properties?
415v
85
What is the total duration of an SDBA set
43 mins (12mins are not to be used)
86
What section of the FRSA 2004 gives FF the power to do anything reasonably necessary in an emergency?
44(1)
87
Safety Cordons - +/- zone with Survey Meter reading
45m
88
Safety Cordons - Safe Distance from Ionising Radiation
45m
89
What are the sizes of soft suction hose available
45mm 70mm 90mm 150mm
90
If a BA team has been committed, what is the minimum weight of attack?
45mm hose, supplied for the rising main on the floor below
91
What sizes of soft suction are available?
45mm70mm90mm150mm
92
How long is a pouch line?
4m
93
Safety Cordons - Microwave or Phone Transmitters
4m
94
Following failure of the ECB, what is the maximum time recommended before the consideration of initiating emergency procedures should be considered?
5 mins
95
When charged, how much should a hose stretch, both in length and diameter?
5% in length10% in diameter
96
Safety Cordons - Government Explosives
500m
97
Safety Cordons - Min. RTA Safety Cordon on a Motorway.هت Safety Zone around Recycling Incidents.
50m
98
What is the throw of the projet 2 branch?
57 metres
99
Safety Cordons - Ground clearance from Pylons or Overhead cables
5-7m
100
Safety Cordons - Outer RTA cordon
5m
101
What are the lengths of the 150mm hose?
5m 10m 50m
102
How long is a personal line, when fully extended
6 metres.
103
What is the tank duration when using an RB101 branch at 230l/minute?
6 minutes
104
How long is a guideline?
60 metres
105
What is the length of the three piece short extension ladder?
6m
106
What is the length and weight of a short extension ladder?
6m21kg
107
What is the optimum pressure of the ground monitor?
7 bar
108
What is the tank duration when using two hosereels?
7 minutes
109
At what pressure does the pneumatic low pressure warning whistle operate at?
74 bar +/- 5 bar
110
At which pressure does the electronic low pressure warning device actuate at?
84 bar
111
What is the practical maximum lift when lifting from open water?
8m
112
Safety Cordons - Police Sign on Motorways
900m
113
What are the available flowrates when using the akron ground monitor with the foam nozzle?
950 litres per minute
114
What are the available flowrates when using the akron ground monitor with the variable nozzle?
950 litres per minute1400 litres per minute1900 litres per minute
115
When must a BA emergency team be committed?
A BA wearer has not returned to the ECP by their lowest time of whistle (either telemetry or manually calculated, whicheber first)Actuation of ADSU/DSUA BA wearer is in distress
116
When lifting from open water, what could a decrease in pressure indicate?
A blocked strainerInternal collapse of hard suctionWater level lowering
117
What is a primer?
A device that is capable of pumping air
118
Define a primer
A device which can pump air
119
When lifting from open water, what would a compound gauge of -0.2 indicate?
A lift of 2 metres
120
When lifting from open water, what would a compuond reading of -0.2 indicate?
A lift of 2 metres
121
What is a line?
A line is a rope that has been cut to a specific length for a specific purpose.
122
How must a long line be stored?
A long line must be stored in a duraskin bag.
123
What is a pump?
A machine, driven by external power, that gives energy to fluid
124
What component of the pump increases the pressure up to 4 times more than a low pressure impellar?
A Peripheral impellar. This allows the hosereels to work at high pressure (35-40 bar)
125
Name the 4 fire classifications and which extinguishing media is best to use.
A-Carbonaceous B-Liquids and Liquifiable Solids C-Gasses and Liquified Gasses D- Metals
126
Stop Code 4
AFA - Where an alarm has actuated and a person or system has requested our attendance, but no fire was found.هت Call Points are not AFA?s ? treat as 5 or 6.
127
What criteria must be met for a BA team to re-enter the risk area?
All BA team members must be fit for re-entryMinimum pressure of 190 bar (higher pressures will still be recorded as 190 bar)Must be a dedicated task, with a 15 minute time of warning entered into the 'location' column. 'Re-entry' entered into the remarks column.
128
All buildings over --- require wet systems.As of 2006, ---
All buildings over 60 m require wet systems.As of 2006, 50m
129
How would you know the tank is full?
All four lights on the water tank indicator are illuminated
130
What are the different types of radiation
Alpha Beta Gamma X-ray
131
What are the different types of radiation
AlphaBetaGammaX-ray
132
Define Combustion
An irreversible chemical reaction producing heat and light
133
What can a line be secured to?
An object, another line, part of itself
134
What is Water Rescue Level 2?
Anything above level 1, requires FRU with SRT (Swift water Rescue Technician) attribute.
135
Status Code 0
Appliance not Available
136
Without pre-planning information, where should the bridgehead be established?
At least two floors below the fire
137
Status Code 35
Available at other Standby Location
138
Status Code 25
Available at Standby Location
139
Status Code 8
Available at Station by Telephone Only
140
Status Code 1
Available at Station via Teleprinter
141
What is the effective working pressure of the projet 2 branch?
Between 3.5 and 7 bar pressure
142
At what voltage is low voltage classed?
Between 50 and 1000v AC
143
A sudden decrease in the low pressure gauge could indicate....
Branches being openedBurst delivery hoseEmpty appliance tank
144
What would cause a decrease in low pressure when working on the pump
branches being opened-burst delivery hose-the appliance tank is empty
145
A sudden increase in the low pressure gauge could indicate....
Branches being shut downKinks in the delivery hoseVehicles or debris on delivery hose
146
How would an ECO withdraw a BA team?
By pressing the 'emergency selective' button.Or the 'Evacuate-all' button
147
How would an ECO be identified?
By their yellow and black chequered ECO tabbard
148
Where would you typically find asbestos
Ceiling and floor tilesInsulation for boilersSpray insulationBrake liningsGaskets in heating installationsCement asbestos in sheeting
149
What are the two types of pump
Centrifugal (pumps fluid) and positive displacement (pumps air)
150
What should the pump operator do when overrunning the supply
Check for a more efficient water sourceLower flow settingsPotentially shut down branchesReduce engine revsConsider withdrawing crew
151
Stop Code 3
Chimney Fire - In an occupied building where the fire remains within the confines of the chimney.
152
Undivided stairwells have the potential to act like....
Chimneys
153
How does asbestos affect the body?
Chronic, Lung disease
154
Before removing a BA tally from the ECB, what must BA wearers do?
Close down and purge their sets
155
What would an increase on the high pressure gauge indicate?
Closed branch/branches
156
When pumping, what could a sudden increase in pressure indicate?
Closed branchKink in branchVehicle or debris on delivery hose
157
On the low pressure gauge, what would an increase in pressure indicate?
Closed branchReduced flow setting at the branchBlockage to delivery hose (likely debris or vehicle)
158
What type of cylinder should be allowed to burn off before extinguishing the fire?
Composite cylinders.This prevents a build up of unburnt gasses.
159
When should the compound gauge be monitored
Constantly during pumping operations
160
List the pollution control heirarchy
Contain:At sourceClose to the sourceOn the surfaceIn the drainage systemOn or in the water course
161
Name the three ways fire/heat energy can spread to cooler regions?
Convection, Conduction, Radiation
162
What is the minimum role of a stage two BA Entry Control Officer?
Crew Manager
163
When is an A test performed?
Cylinder changeWhen nominated to test a spareWhen taking over a setFollowing respirator use
164
What are the signs of a CBRN incident?
Dead or distressed people or animalsMultiple examples of skin or breathing irritation Presence of hazardous materialsUnexplained smells or tasteUnexplained oily droplets on waterWithered plantlife on exterior of building or incident.
165
What delivery gives less water
Delivery 1 gives 100 litres per minute less than 2 and 3 due to the internal plumbing
166
Describe the causes of deterioration
Deterioration can be caused by mechanical or chemical effects.
167
What is the single most important factor affecting pressure loss
Diameter of hose
168
What is the single most important factor affecting pressure loss?
Diameter of hose
169
How should water supply the ground monitor?
Directly with a 70mm hose
170
When would a bridgehead position be identified?
During a pre-planning visit
171
What hazards must be considered when dealing with fires involving solar panels?
ElectrocutionHazardous chemicalsThe weight of solar panelsFalling objects
172
What must be established at Stage 2 entry control?
Emergency and Relief teams
173
What will the recorded call signs of the emergency teams be?
Emergency team 1, emergency team 2 etc.
174
What items of equipment should be taken to the bridgehead
-Enough 45mm hose-two branches-one BA entry control board-two BA sets-IEC pack-Long line in bag-breaking in gear-TIC-Access keys/codesFloor plans if available
175
What are the ECO's routine duties on station?
Ensure that correct equipment is availableEnsure that the ECB is fully testedMake sure that the second set bags are available on Fire Rescue Units, Command Units and Operational Support UnitsReport any defects to the watch manager immediately
176
What equipment should the nominated ECO ensure is available?
Entry Control BoardECO tabbardChinagraph pencilAcme whistleGuideline tallys (A and B)Branch guideline tallys (1-4 where applicable)Aide memoiresGuidelinesIEC packHandheld radio for ECO or comms operatorECB tripod and bracket
177
Duty of care - Main Rivers
Environment Agency
178
Stop Code 5
False Alarm - Good Intent.
179
Stop Code 6
False Alarm - Malicious.
180
Tue or false. If radiation is suspected, use a jet.
False, spray or fog
181
What is Water Rescue Level 1?
FF?s working within 3m of an unprotected waters edge, or in slow moving water no deeper than their fire boots.
182
Describe how ropes are constructed.
Fibres are twisted into yarns, yarns are twisted into strands, strands are twisted into ropes.
183
Name the piece of legislation that governs the LFB
Fire and rescue services act 2004
184
What basic facilities will be found in high rise buildings over 18m?
Firefighting shaftsDry/wet rising mainsA fire lift
185
What type of knot is used for tying two lines of equal thickness?
Fisherman's
186
On a water relay, what is the maximum distance between pumps when using 90mm hose?
Flat ground - 15 lengths10% gradient - 12 lengths
187
On a water relay, what is the maximum distance between pumps when using 70mm hose?
Flat ground - 8 lengths10% gradient - 6 lengths
188
What is Water Rescue Level 3?
Flood Incidents requiring the FRK (Flood Response Kit), Min. of two FRU SRT?s work with FF?s teams.
189
Name the three components of the triangle of fire.هت
Fuel, Energy, Oxygen
190
How is the LFB funded?
Funded by the GLA from the council tax paid by residents and an annual grant from central government
191
At what voltage is high voltage classed?
Greater than 1000v AC
192
What are the physical effects of heat stress
Heat crampsExhaustionDehydrationFatigueNauseaConfusion
193
Duty of care - Motorway or Trunk Road
Highways Agency
194
Who would provide additional help or support at an incident
HMEPOFRUScientific advice serviceCBRN team
195
Where is radiation found?
HospitalsConstruction sitesResearch and education establishmentsLaboratoriesNaval vesselsMarked vehicles
196
What would you do if you suspect any biological hazard?
IC assertions whether there is a biohazard involved, checks MDT for premises information.‰غدBIOHAZARD SUSPECTED‰غ message to control.BA and GTSRestrict accessMinimum personnelUnprotected personnel and appliances to be upwind of the incident.Consult HMEPOAvoid using large quantities of water
197
Where should an ECP be situated?
In a safe position, as near to the scenes of operations as possible.In safe air (weather conditions, wind direction)In a position that it should not need repositioning should the incident deteriorate
198
Status Code 3
In Attendance at an Incident
199
Where would you find the high pressure gauge?
In the middle of the three gauges
200
How can exposure to HAZMATs occur?
InhalationIngestionChemical or heat burnsAbsorptionInjection
201
Describe the EPD alarm sound
Initial dose alarm: intermittent, double fast toneDose constraint alarm: continuous slow dual tone for 2minutes, followed by a beep every 30 secondsExceptional dose alarm: continuous single tone for 10 minutes, followed by a beep every 30 seconds
202
Acetylene cylinders which have been heated to 300 degrees and have not failed are at risk of ..........
Internal combustion
203
What are the factors that affect pressure loss
Internal diameter of hose(The smaller the internal diameter of the hose the greater the amount of frictional loss.)Outputهت flow of water(The higher the required output, the higher the amount of frictional loss.)Height in metres above or below the water source (Working above the water source will result in a pressure loss. Working below the water source will result in a pressure gain.)Length of hoseline
204
What are the factors that affect pressure loss
Internal diameter of hoseFlow of waterHeight above or below the water sourceLength of hoseline
205
What are the features of the pump?
It can pump high volumes of water at low pressure.It can pump low volumes of water it high pressureIt can pump both high and low pressures of water simultaneously
206
What does the volute do?
It converts the kinetic energy (from the impellar) into pressure energy
207
What does the power take off do
It diverts power from the road wheels to aa seperatr drive shaft (the pump)
208
On the compound gauge, what does the negative pressure measure?
It indicates the lift perametres between the surface of the water and the eye of the pump
209
What does the compound gauge indicate?
It records both positive and negative pressures. A vacuum reading (negative pressure) when lifting from open water
210
What does the impellar do?
It's a rotating component that imparts kinetic energy to fluid
211
What does the pneumonic METHANE stand for?
Its to aide correct messages to control.Major incident? (Standby or declare)Exact locationType of incidentHazardsAccess and egressNumber of casualtiesEmergency services.
212
What unit is temperature measured in?
Joules
213
Where would you find Biohazards
LaboratoriesVeterinary and pharmaceutical researchMedical schoolsCommercial premisesFood research establishmentsHospitals
214
What are the 4 requirements of an emergency team?
Led by a minimum of crew managerAt least as large as the largest BA teamWith the saame level of protection as committed BA teamsOne second set for every two BA wearers in the emergency teamTeam leader equipped with Radio comms.
215
When lifting from open water, what would cause an increase in pressure on the compound gauge
-Level of supply dropped (tidal or water source used up).-Suction strainer blocked.-Branches opened.-Burst delivery hose.
216
What would cause a decrease in the vacuum reading on the compound gauge
Level of supply raised (tidal).-Branches shut down.-Slight air leak on suction side of pump.
217
Describe how to clean a line.
lines must be cleaned with washing up liquid and warm water.
218
Duty of care - Public Path, Land or Road
Local Authority
219
What does LFEPA stand for?
London Fire and Emergency Planning Authority
220
What are the visible symptoms of heat stroke?
Loss of consciousnessLack of sweatingConvulsions
221
When lifting from open water, what could an increase in pressure indicate?
Loss of liftA leak in hard suctionWater level increasing (tidal)
222
What colour is an acetylene cylinder?
Maroon
223
Status Code 6
Mobile and Available
224
Status Code 9
Mobile Between Incidents (Batch Mobilising Only)
225
Status Code 2
Mobile to an Incident
226
Status Code 15
Mobile to Standby
227
When is second stage ECB used?
More than 1 entry control pointThe incident is likely to be protractedEmergency team committedUse of guidelinesEDBARelief teams required at larger incidentsMore than 1 ECBWhen GTS workers are out of sightTelemetry leaky feederBasement fires
228
If the pump is supplying an aeriel appliance, can it supply water to another branch?
No, it must only supply the aeriel appliance.
229
What are the factors that prevent water being lifted to 10metres
OFPITAOvercoming IntertiaFrictional LossPump entry lossImperfect VacuumTemperatureAtmospheric pressure
230
When is hose tested?
On acceptanceAfter useAnnually
231
Where might the location of premises storing cylinders be found?
On the ORD, available on the MDT
232
What is a high rise building?
One that contains floors at a height where external firefighting and operations might not be feasible
233
What are the two types of water relay
Open and closed
234
What would a decrease in pressure on the high pressure gauge indicate?
Open branch/branches
235
On the low pressure gauge, what would a decrease in pressure indicate?
Open branchesBurst branch length
236
What is the operating pressure of the RB101
Optimum 6 bar, but works between 3 and 6
237
What are the reasons why we cannot create a perfect vacuum
Overcoming inertiaFrictional pressurePump entry lossImperfect vacuumTemperatureAtmospheric pressure
238
What type of knot is used to prevent a line unreeving through a block?
Overhand
239
Duty of care - Private Premises or Land
Owner, Occupier
240
Duty of care - River Thames
PLA, or Thames Water
241
What are the signs of cylinder damage?
Plastic labels or rings meltedBlackened or blistered paintworkSupply hose pipes damaged
242
What is the respiratory protective equipment number?
Policy 466
243
Stop Code 1
Primary Fire - 1 Hosereel or Less used, Insurable Loss and no Informative or Assistance message sent.
244
What can indicate the first signs of radiation?
Prior knowledge or intelligenceRadioactivity warning placardCaller stating that radioactive materials are presentEPD (electronic personal dosemeter) actuatingSurvey meter showing a dose rate above backgroundTerrorist or malicious attacks
245
When must an ECO ensure that BA teams return to the ECP by?
Prior to the teams first time of whistle
246
Define pyrolysis
Pyrolysis is the decomposition of a substance by heatهت
247
How does the body dissipate heat?
RadiationConvectionEvaporationVaporisation
248
What are the 4 methods of applying hi-ex foam
RaindownIndirectRolling-onGentle
249
What branches are carried on a frontline appliance?
RB101Projet 2Ultimatic hosereel branch
250
What are the colour codes of the LFB watch teams?
Red, White, Blue, Green.
251
If a BA signal cannot be achieved on the ECB, via telemetry or manually, what must the BA wearer do?
Replace their set before committal
252
If the ECB fails, what actions should the ECO take?
Request a second ECB (they must not leave the initial ECB)Maintain close contact with BA wearers via radioThe time failed must be reported to the IC and annotated on the ECB
253
What are the three steps for approaching a CBRN incident?
Response - first 3 hoursRecovery - following 3 hoursRestoration - on conclusion of the incident
254
What are the safety precautions when using a ladder
Risk assess potential access points before pitching the ladder.-Make sure the ladder is long enough for the task.-Make sure the ladder is placed on stable ground and pitched at a safe angle.-Be aware of overhead obstructions and electricity cables.-Make sure the head of the ladder is resting on a stable point and tie the head off when additional security is required.-Take care to avoid knocking the ladder when moving equipment or hose.
255
List the possible examples of antisocial behaviour that may be encountered at a high rise incident
Rubbish in lobbies and staircases-Fire doors wedged open-Removed/broken lights-Vandalised rising mains-Razor blades or needles attached to buildingsBurning materials left in escape routes
256
What two leak detection devices might be encountered in a hydrant?
Screw on or magnetic
257
Status Code 7
Second Line Availability (changed via BC only)
258
Stop Code 2
Secondary Fire - 1 Hosereel or Less, Uninsurable property
259
What steps should the ECO undertake when setting up an ECP?
Set up the ECB and check the clockEnter the boad infoDon ECB tabbardSet up IEC packObtain a radio, switch to channel 6.
260
What are the requirements of a hose?
Should be reliableShould be resistant (bursting, chemicals, kinking)Should not stretch excessivelyShould be light and easy to handleDurable and easy to repairSmooth surfaced internally to keep frictional loss to a minimumCapable of withstanding pressure changes
261
What unit is radiation measured in?
Sieverts (Sv) HOWEVER, this unit is too large to accurately measure radiation for LFB practical use.We measure in millisieverts and microsieverts
262
State the three states of matter in which fuel can exist.هت
Solid, Liquid, Gas
263
Stop Code 7
Special Service (Inc. Level 1 Hazmat unless Messages sent or Rescues performed)
264
STEP 123+ - What is step 1?
Step 1 = One casualty with no obvious reason - approach with caution using normal procedures.
265
STEP 123+ - What is step 2?
Step 2 = Two casualties with no obvious reason ? Consider all options, do no discount anything, report arrival and give update to control.
266
STEP 123+ - What is step 3?
Step 3 = Three or more casualties with no obvious reason ? Don?t approach! IC risk assess, park a safe distance, assess scene and gather info, priority message ?this is a confirmed level 3 hazmat, IOR implemented? and/or if you need Mass Decontaminate ?Implement Mass Decontamination Procedure?
267
What is a controlled burn?
The action of not applying firefighting media, to prevent water pollution and reduce air pollution.
268
What is the name of the term used to describe fire breaking out of glass and spreading to another compartment or floor?
The Coanda effect
269
What is in 'the grey book'
The conditions of service for operational fire service staff.
270
What information can be found on the EAC?
The EAC code (Emergency Action Code) notifies emergency services of the initial actions to be taken at an incident involving hazardous materials.It tells you 1-what extinguishing media to use2-what level of PPE3-whether to contain or dilute the run off 4-whether it is a public safety hazard or not.
271
Who is to attach main guideline tallies?
The ECO
272
Which authority finances the LFB?
The Greater London Authority
273
What must be applied before engaging the PTO?
The handbrake and air dump
274
What might cause metabolic heat stress
The high physical workload and intense conditions encountered in a high rise building
275
How does temperature affect open water lifting?
The higher the temperature, the more difficult it is to lift
276
If asbestos is suspected, what level of protection is required?
The IC will need to carry out a risk assessment to determine the level of PPE.In non-fire situations, gas tight suits should be considered.
277
If there is a nominated BA Communications operator, what channel should the ECO's radio be switched to?
The incident command channel (channel 1)
278
Who maintains hydrants?
The local water authority
279
What information should the ECO enter onto the top of the ECB
The location of the enrty control pointECP callsignThe role and name of the ECO
280
What is the third gauge on the pump (right hand side)?
The low pressure gauge
281
Who sets the budget for LFB?
The mayor
282
Define risk
The measure of LIKLIHOOD that the harm from a particular hazard will occur, and the possible SEVERITY of the harm
283
What is the most reliable way of identifying an acetylene cylinder?
The paper label attached to the collar of the cylinder.It will be painted maroon.It MAY have a reflective strip.
284
What is the maximum output of the pump?
The pump can produce 4000 litres per minute, however due to the internal plumbing, this is limited to 2700 litres per minute
285
What information is found on a hydrant plate?
The size of a hydrantThe distance to the hydrantWhether it is a single or double hydrant
286
When decontaminating, what would HMEPO need to consider?
The type and scale of the incidentWeather and wind directionDrainageSlope of groundEase of access for oncoming vehicles
287
What cylinder information should be gathered?
The type Its contentsLocationAmount of cylinders involved
288
What cylinder information should be gathered?
The type, contents, Location, Amount of cylinders involved
289
What is the time distance shielding?
These are methods of controlling the amount of exposure to radiation.MINIMUM TIME- MAXIMUM DISTANCE - MAXIMUM SHIELDING-The less time exposed to a radioactive source, the smaller the dose will be.-The intensity of radiation reduces the further away you are from the source.-Shielding is the prevention of penetration by using barriers (such as lead, steel and concrete).
290
What is auto ignition temperature?
This is the lowest temperature at which a fuel will ignite and continue to burn without the need for an ignition source to be introduced.هت
291
What is the flash point?
This is the lowest temperature at which sufficient vapours are being produced for a momentary flash to occur when an ignition source is introduced to the fuel.هت
292
What is the fire point?
This is the lowest temperature at which sufficient vapours are being produced for the fuel to ignite and continue to burn once an ignition source is introduced.هت
293
What are the safety precautions when working on a ladder
Three points of contact should always Be maintained-Do not overreach, Make sure the centre of the body always stays within the strings of the ladder.-Do not work on the top Three rounds.-Do not overload the ladder. Unless assisting a casualty down the ladder, a maximum of one person per extension is allowed.
294
What is a 90mm hosereel adaptor used for?
To attach a storz coupling to an instantaneous coupling
295
Stop Code 8
To indicate an Incident within Batch Mobilising has been resolved.
296
What is the principle aim of the LFB?
To make London the safest global city
297
What are the three purposes of appliance inventory
To make sure that all equipment is accounted forThat all equipment is in working orderThat all equipment is stowed correctly
298
Why should you hand be on top of the branch when operating
To make sure that any water that drains from the branch does not dampen gloves, which when exposed to heat could cause steam burnsTo control jet reaction
299
What are the LFB generic key roles of a CBRN event
To save lifeTo prevent/fight fireManage hazardous materials and protect the environmentEnsure the health and safety of all first respondersSafety management within the inner cordon
300
What is a clove hitch used for?
To secure a line to a round object and pull at a right angle.هت
301
Duty of care - GLA Road Network
Transport for London
302
How could the ECO maximise the efficiency of the telemetry signal?
Use the tripod to propogate the signalSite the ECB with as few obstructions to BA wearers as possibleSite the ECB with its back towards BA wearersEnsure ECB handles are not obstructed or held onto during use (the handle houses the aerial)
303
What material can a line be made from?هت
Vegtable fibres, Synthetic fibres, metal
304
What is the best extinguishing media to combat carbonaceous solids?
Water
305
When would you wet decontaminate?
When a firefighter/material/casualty has been subjected to caustic or biohazards or radiological hazards/material
306
When would you wet decontaminate?
When a firefighter/material/casualty has been subjected toهت caustic or biohazards or radiological hazards/material
307
What is a shock load?
When a load is applied to a line suddenly.
308
When might an emergency team be committed
When anther DSU or ADSU alarm is sounded.When a team has not exited at their time of whistle.When informed that a team member is in distress.
309
When would you use a 90mm adaptor
When connecting a storz coupling to an instantaneous coupling
310
When might you need to lift from open water?
When the hydrant supply is inefficientWhen an area is flooded and its necessary to remove water
311
How would you know that the auto fill valve is fully open?
When three lights (or fewer) are illuminated on the flow meter
312
When there are indications of cylinders involved in an incident, where should appliances park?
Where it would be protected should a cylinder fail
313
When is a hydrant tested?
Yearly visual checkEvery 4 years tested manuallyBetween April and October
314
Can EDBA and SDBA both be entered onto the same Entry Control Board?
Yes, but all teams members musty be equipped with the same level of BA
315
A line must be placed in a bag haphazardly. True or false?
TRUE
316
At a railway incident all staff wearing high visibility clot
-Lookouts shoud be placed either side of the incident.-Evacuation routed should be determined.-Minimum staff and equipment should be deployed.-Firefighters hsould not enter tunnels until it is confirmed that trains have been stopped.-Avoid stepping on con
317
List the contents of a LFB box at LUL stations
-Two sets of station plans-Communication status indicator (leeky feeder)-Key to intervention points
318
A risk of falling from heights exists when dealing with any
-the risk of electrocution-the risk of entrapment-Exposure to oil and grease-Exposure to other hazardous substances-Restricted working spaces-Distressed, agitated or aggressive members of the public
319
In relation to fire investigation, define the term evidence
A means of providing an unknown or undisputed fact
320
Where an individual BA wearer becomes entangled, the wearer
-Activate manual DSU-Attempt to cut themselves free-Stay still-Attempt to locate where the entanglement is
321
What purpose does the inner mask serve on a BA face mask?
It prevents misting
322
If any team member has an uncontrolled loss of air then the
-If a member becomes injured or sick-If a member becomes disorientated or confused-If there is a loss of telemetry and comms-If the Evacuation button is pressed by the ECO-If the DSU is activated-If the whistle is actuating
323
List three types of properties that are exempt from the powe
Crown PropertiesNaval Properties/ShipsForiegn Embassies
324
The first two steps of an operational risk assessment are to
Check
325
How would self ventilation occur at a fire?
If wondows breakThe collapse of the structure
326
If at any point conditions within a fire compartment ccannot
Compromised structural intergrity.Inability to control the temperature in the over-pressure.Rising temperatures.Decrease in the neutral plane
327
What are the four phases of fire progression?
Early StagesFlashoverFully developedDecay
328
When gas cooling, what should the initial flow setting be on
230lpm
329
During pumping operations, the pump operator should continua
Ensure that the pump is workingMake sure that they are not overrunning the supplyMake sure that the branches are working at the correct pressure
330
The Godiva worl series pump is capable of producing ______litres per minute
The Godiva worl series pump is capable of producing 4000 litres per minute. This outout is limited to 2700 when working via the appliance tank.
331
If the pump is supplying an RB101 set to 400lpm, through one
8 bar or 9 bar- Check
332
When securing a delivery hose aloft, haw far below the sill
0.5 metres
333
When pump operating from an open water supply, state three r
Closed branchkink in hosevehicle on hosewater level increasedhole in hard suction
334
If, after withdrawing and closing down, a BA team is require
Designated a specific taskMinimum of 190 barOnly for 15 minutesIf they feel fit and well
335
List the three checks to be made on the LPP immediately befo
Priming valve openDelivery closedDrain valve closed
336
When an appliance is being reversed, where should the attend
10m behind1 metre to the side
337
List four safety considerations when working on a ladder
Don't over reachDon't work on the top three rounds3 points of contactDon't overload the ladder
338
The lowest temperature at which a fuel will ignite and conti
automatic ignition temperature.
339
What are the five authority values that reflect what the LFB
FairnessIntegrityRespectServiceTrust
340
What is the maximum flow rate of the Akron Mercure Ground Mo
1900 lpm7 bar
341
If the autofill valve has failed int he closed position, how
0 on the flowmeter
342
What tactics should be used by firefighting teams when in a
Stay low to avoid unnecessary exposure to heatCharges 45mm as minimum weight of attackUse pulse spraying techniques to cool and control the flammable gassesif possible, get below the heat barrier before applying any waterWarn other BA teams when starting to fight the fire
343
List the hazards associated with firefighting in basements
Ventilation is difficult to achieveHeat barrierDifficult access and egressConfined working spance and high fire loadAbsence of reference pointsCommunications difficultiesThe presence of building utilities and servicesDifficult to locate the seat of the fire
344
Why is it important to ensure a vehicles battery cannot re-c
To eliminate the ignition hazard riskTo prevent SRS devices deploying
345
What are the three main types of glass encountered by LFB at
PerspexToughenedLaminated
346
Where are the 5 point of stabilisation located on a vehicle
Three step blocks (two under the sill on the casualty's side, one opposite.Two diagonal wheels chocked
347
What does the red triangle with the exclamation mark on the
General system failure.Turn the TIC off, and leave it for 5 minutes. If it is still present, it must be taken off the run.
348
What is a side impact protection system?
It consists of side impact bars, fitted to the front and rear doors to prevent intrusion into the vehicle. They are made from boron steel. The combi tool cannot cut them.
349
What hazards might be present when working at an incident in
Electricity may not be turned off.Hazardous chemicals from damaged panels.the weight of panels might be too much for a weakened roof.Falling objects.
350
what is the maximum voltage that electrical gloves protect a
3300v
351
What is the minimum cooling period on an acetylene cylinder
1 hour
352
What should be done when a non-acetylene cylinder has been i
continue to cool the cylinder until it has returned to ambient temperature.Asses with a TICCheck for leaks
353
What should be done with a cylinder that has been subject to
It should be checked to make sure that it isn't leaking.
354
In which direction would it be easier to lift a lightly load
upwards
355
What is the radiation dose constraint per 12 months?
10mSv
356
what is the hazard associated with fluoroelastomers?
They produce hydrochloric acid which can give chemical burns
357
What are the three blades that come with the sabre saw and w
Fine (Metals)Coarse (plastics, certain ceramics)Black (Timber, laminated windscreens)
358
What three operations are included in phase 1 at an RTC?
Scene assessmentStabilisation and initial accessGlass Management
359
What is the second firefighter used for when using cutting t
SafetyCasualty protection
360
What is the lifting capacity of the air units, and what is t
12 tonnes175mm
361
What are the 6 reasons why a casualty might need immediate r
Vehicle submerged in waterPolice directiveMedical requirementVehicle on fireWhen at rick from hazardous materialsWhen surrounded by toxic fumes
362
What does the yellow cross on the disk cutter blade indicate
the disc should be changed
363
What is the extension number to control?
50203
364
What is the priority number to control?
89555
365
What is the pneumonic for a primary survey when dealing with
DR.ABCDED- DangersR- ResponseA- AirwayB- BreathingC- CirculationD- DisabilityE- Expose
366
What is the pneumonic for a secondary survey when dealing wi
SAMPLES- SignsA- AllergensM-
367
What is a hazard?
Something with the potential to cause harm
368
what is risk?
A measure of the LIKELIHOOD that the harm from a particular hazard will occur
369
What is a risk assessment?
Identifying hazards, who is at risk, the likely severity of the risk and the control measures in place to reduce or remove the risk.
370
What is risk vs benefit?
A comparison between the risk that the hazard wil cause harm against the benefits from a particular course of action
371
List the 5 stages of the DRA
EvaluateSelectAssessAdditionalReassess
372
What is ventilation?
The systematic removal of heated air, smoke and fire gases from a burning building and replacing them with cooler air.
373
What is conduction?
The transfer of heat within a body or to another body by direct contact.
374
What are the stages of fire development (4)?
Incipient, growth, fully developed fire, and decay.
375
What are the reasons for Ventilation?
Life safety, fire attack/extinguishment, fire spread control, reduction of flashover potential, reduction of backdraft potential, and property conservation.
376
What is natural Ventilation?
Techniques that use wind, convection currents, and other natural phenomena to ventilate without the use of mechanical devices.
377
What is forced Ventilation?
It is accomplished mechanically with fans or blowers or hydraulically with with a fog stream.
378
What is horizontal Ventilation?
The venting of heat, smoke and gasses through openings such as windows and doors.
379
Why is vertical ventilation?
The opening of a roof to let heated gases and smoke to exit.
380
What is saponification?
The chemical reaction between an acid and a base to form a salt.
381
What is the fire triangle?
Oxygen, fuel and heat
382
What is the fire tetrahedron?
Oxygen, fuel, heat, and a self-sustained chemical chain reaction.
383
What is potential energy?
Stored energy possessed by an object that can be released in the future to perform work.
384
What is kinetic energy?
The energy possessed by a moving object.
