BA Flashcards
What restrictions are placed on lone BA wearing?
Operations are not within a building
BA wearer is in view of the IC or a nominated officer
Can be quickly removed from the area if necessary
What should a BA crew do if both telemetry and radio communications is lost?
Withdraw to a point where comms is restored
What is the minimum briefing that should be given to a BA crew?
Where and how to enter the risk area
Team objectives
Identified hazards
Any limitations on wear duration
Minimum entry pressure for SDBA?
240 bar
How many incident A tests can be carried out on a set?
One
Where can a B test be carried out on the incident ground?
OSU with BA maintenance resource pack
When must a BA team withdraw?
Uncontrolled loss of air Low pressure whistle Unwell or confused Faulty or unreadable DSU Exposed to irrespirable atmosphere Breakdown of comms and telemetry A pre-determined pressure reading is reached set by the ECO Emergency evacuation whistle Loss of firefighting media Conditions deteriorate to unacceptable risk levels
Minimum role of emergency team leader?
CM
What should the emergency team do at the ECO?
Monitor briefings and debriefings Monitor radio messages Familiarise themselves with the building layout Plot locations of existing BA teams Brief any relief emergency crews
Actions by ECO if accidental DSU happens?
Inform other BA teams that actuation is accidental
Instruct BA team to stay under air when reporting to ECP
Cancel the DSU with tally
Manually log off user
Re-enter tally into board
If applicable, re-commit crew to incident
When does low pressure whistle operate?
12 mins of air at 50 litres per min - SDBA
18 mins of air at 58 litres per min - EDBA
At what pressure should a GTS wearer need their air supply supplemented with a second set when undertaking decon?
100 bar when reporting
90 bar when GTS is at waist level
What must be removed when working in high expansion foam whilst wearing BA?
What other restrictions?
LDV outer rubber casing
Guide lines and stage 2
What must a BA wearer working at the head of a ladder do/ensure?
Remain in comms contact with the base aerial operator and ECO
Stay on ladder/cage
Safety harness attached to anchor point
Can an aerial appliance used for access by BA teams be relocated?
NO, not until all crews have returned and been brought down to ground level
How much water is it recommended a BA wearer drinks before a wear?
500ml in 30 mins prior to wear
What ways can wearers be subject to heat?
Environmental conditions
Metabolic heat generation
Psychological stress
Minimum rest and water amounts following a wear?
SDBA - 30 mins and 500ml
EDBA - 60 mins and 1000ml
Maximum wearers on one ECB at stage 1?
6
Minimum pressure for SDBA re-entry?
Time in job for re-entry task?
190 bar
15 mins
When must an emergency team be committed?
Non return of team by TOW and unable to contact team to confirm their safety and wellbeing
DSU is heard
Audible or visual indications suggesting distress or imminent danger
Prolonged and unexplained breakdown in communication
A request for assistance from a BA wearer
When would you go to stage 2 BA?
More than 6 wearers More than one ECP Complex incident or structure Protracted BA operations Guidelines EDBA Telemetry repeater or leaky feeder Confirmed large basement fire BA emergency teams have been committed Chemical protection suits are worn out of sight of ECP Hi Ex foam and BA wearers Other agencies committed
Who is responsible for control and management of stage 2 ECP?
Entry control point supervisor (ECPS)
What is the minimum role of a BA sector commander?
SM
