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DLR > SAFETY CRITICAL COMMS > Flashcards

SAFETY CRITICAL COMMS Flashcards

1
Q

What are the primary communication methods used in safety-critical situations?

A
  • Radio handset
  • Radio dispatcher
  • PA system
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2
Q

What are the secondary communication methods in safety-critical communications?

A
  • Mobile
  • Passenger Alarm (platforms and trains)
  • Passenger Alarm microphone
  • Passenger Alarm telephone
  • Tunnel phones
  • Bank Headshunt Telephone
  • Lift Alarm
  • On Train Public Address System
  • On Train Radio
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3
Q

True or False: All communications on the railway are safety-critical and formal.

A

True

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4
Q

What should you do to ensure effective communication before duty?

A
  • Ensure all communication equipment works
  • Note relevant contact info & other devices available
  • Ensure on correct radio channel number
  • Adjust suitable volume level
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5
Q

List three things you should NOT do when using communication equipment.

A
  • Leave your mobile unattended
  • Use it for purposes not intended
  • Swear or act unprofessional
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6
Q

What does the proword ‘Over’ signify?

A

End of my transmission, expecting a reply

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7
Q

What is the meaning of the proword ‘Correction’?

A

Disregard message, correct message to follow

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8
Q

What is the emergency proword for an emergency transmission?

A

Emergency, must be repeated 3 times

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9
Q

What does a single beep after 20 seconds of transmission indicate?

A

10 seconds left

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10
Q

What is Code Silver used for?

A

Delays or part suspension of Jubilee line impacting DLR

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11
Q

What does HOT stand for in the HOT procedure?

A
  • Hidden
  • Obvious
  • Typical
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12
Q

What should you do if an item meets all three criteria of the HOT procedure?

A

Move yourself and others away

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13
Q

What is meant by ‘CODE external’?

A

Incident off DLR that may impact DLR. Stay vigilant.

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14
Q

What is the purpose of the NOVEMBER ECHO code?

A

Used by all new PSA when speaking to control until probation is completed

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15
Q

What does the left side top button on the radio do?

A

Press to call Control Centre

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16
Q

What information must be confirmed before entering the depot, worksite, or going trackside?

A
  • Location
  • Party size
  • Power status
  • Purpose
  • Agreed walking routes
  • Protection if required
  • Train and point movements
17
Q

What is the emergency radio call structure?

A

Depress emergency button, state: EMERGENCY, EMERGENCY, EMERGENCY

What you require
Where?
Why?

18
Q

What is the purpose of the communication skills acronym ABC?

A

To ensure communication is accurate, brief, clear, and controlled

19
Q

What are the three communication styles?

A
  • Passive
  • Assertive
  • Aggressive
20
Q

What should be done if all communications fail while on a train?

A

Continue to the next station, secure the train, and use station equipment to contact Control Centre

21
Q

Fill in the blank: The _______ is used to broadcast messages and requires a carriage key to operate.

A

Passenger Alarm Microphone

22
Q

What is CODE PURPLE?

A

Delays, part of full suspension to Elizabeth line that may impact DLR and may require control crowd measures

23
Q

What is CODE ROYAL?

A

Delays, part or full suspension on both Jubilee and Elizabeth line that may impact the DLR and require control measures

24
Q

What does INCIDENT on the SYSTEM mean?

A

Fire/smoke somewhere on the system

25
Q

What does RADIO CHECK mean and when should it be done?

A

Reports how you receive transmission and must be completed before start of duty

26
Q

What does READ BACK meaning?

A

Repeat back message received —> including safety critical information as understood

27
Q

What must you NOT DO with or on the radio?

A

Do not swear
Do not use slang
Repeat back verbatim
Use it for purpose not intended
Pass personal/sensitive info

28
Q

What does MINIMISE mean?
WHO says it?
How should it be said?

A

1) it means reduce radio traffic
2) Only the controller
3) must be repeated 3 times

29
Q

What does

1) INCIDENT ON THE TRACKS mean?
2) INCIDENT WITH A TRAIN mean?

A

1) Person under train on the system

2) Collision or derailment

30
Q

1) What does TOGGLING ON do?

2) How do you access it?

3) What’s a good practice when TOGGLING ON?

A

1) allows you to listen to any ongoing communication

2) hold P3 until speaker icon appears

3) wait 10 seconds or for BASE OUT

31
Q

1) Who can INITIATE an Individual Call?

2) what is the sequence of messages that appear on your radio screen?

3) What audible indicators are associated with this?

A

1) Either an RHU or Controller

2) Call request on stack and Individual Call

3) A series of beeps

32
Q

1) Who can INITIATE an ALL CALL/GROUP CALL?

2) what is the sequence of messages that appear on your radio screen?

3) What audible indicators are associated with this?

A

1) Only BASE Operator

2) ALL CALL/GROUP CALL

3) series of beeps

33
Q

What are some COMMUNICATION BARRIERS?

A

1) not listening properly
2) use of jargon
3) accents/dialects
4) English not being first language
5) poor terminology
6) complacency

34
Q

How to use ON TRAIN RADIO on B2007 fleet?

A

1) Turn switch to Radio
2) turn switch to call
3) Use PA handset to speak
4) Replace handset when done
5) Return switch to PA

35
Q

TELL ME ABOUT PUBLIC ADDRESS SYSTEM

A

They can be found at

The DCP
Articulated areas
EDP

36
Q

TELL ME ABOUT PASSENGER ALARMS (PLATFORMS)

A

1) They are at Every DLR Platform
2) Press green alarm button to call
3) Proceed with message
4) In emergency, depress emergency mushroom

37
Q

WHAT WOULD YOU DO IN THESE SCENARIOS IF ALL COMMUNICATION FAIL:

1) At a station/between station and train still in motion ?

2) Stuck in a tunnel?

3) Stuck in Bank Headshunt?

4) stuck between station?

A

1) Continue to next station, secure train and use station equipment

2) Tunnel Telephone

3) Bank headshunt telephone

4) await for assistance

DLR (15 decks)

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