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Network Rail PTS > Personal Track Safety > Flashcards

Personal Track Safety Flashcards

1
Q

How many seconds does it take for a train travelling at 125mph to cover 300 metres?

A

5 seconds

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2
Q

What is the safe distance from tracks with a line speed of up to 100mph?

A

1.25m

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3
Q

What is the safe distance from tracks with a line speed of up to 125mph?

A

2m/ 6’ 6”

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4
Q

What is the voltage of of OLE?

A

25,000V / 25KV

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5
Q

What is the voltage of DC third (conductor) rail?

A

750 volts

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6
Q

What is the safe distance from OLE?

A

2.75m (including your tools and equipment)

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7
Q

What is the safe distance from the third (conductor) rail?

A

300mm

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8
Q

What is Network Rail’s safety vision?

A

“Everyone home safe, every day”

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9
Q

At what distance are you considered to be on or near the line?

A

3 metres / 10ft

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10
Q

What is a close call?

A

Anything that has the potential to cause harm or damage

to the…
- Person
- Environment
- Railway infrastructure

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11
Q

Who should you always obey the instructions of when on site?

A

Controller of Site Safety (COSS)

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12
Q

What is Speak Out?

A

A confidential service to report wrongdoing or malpractice

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13
Q

When should you use CIRAS? (Confidential Incident Reporting and Analysis Service)

A

If you have exhausted internal procedures and the problem is not yet resolved.

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14
Q

Name some of the main line side hazards?

A
  • Moving trains
  • OLE/ Third Rail
  • Points
  • Public vehicles
  • On track plant (OTP)
  • Uneven ground
  • Bridges / crossings
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15
Q

How should you walk when crossing the line?

A

Ballast to ballast

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16
Q

When walking in the CESS, what distance should you maintain from another person walking in the same direction?

A

20m

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17
Q

Who should give the safety briefing?

A

COSS (Controller of Site Safety)

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18
Q

Where should briefings be conducted?

A

From a position of safety before accessing the line

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19
Q

How do you confirm your understanding of a safety briefing?

A

By signing it.

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20
Q

Whose permission do you need to enter the exclusion zone around OTP?

A

The Machine Controller

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21
Q

What could be the implication of leaving metals tools on the track?

A

They could activate the track circuit and cause a fault with the signalling system. It may set the signal to a red aspect.

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22
Q

What are risks?

A

Things we do (or don’t do) that could endanger us

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23
Q

What does PIC stand for?

A

PIC = Person in Charge

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24
Q

How far from the line should a safe walking route in the CESS be?

A

2m

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25
Q

How often should you look up when walking on the track or in the CESS?

A

5 seconds

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26
Q

What is a safe system of work?

A

“the way of working that is put in place to make sure that passing trains or movements of trains do not endanger people who are working on or near the line”

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27
Q

Describe a separated site of work
Will there be a site warden?

A

A separated site of work is safe if it is a minimum of 2m from the line. If there are more than two people in a group, a site warden is appointed to give a verbal warning of any danger.

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28
Q

How will a site warden provide an audible warning of danger?

A

Either by shouting ‘GET BACK’ or a series of short blasts on a whistle or horn.

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29
Q

When might open line working be used?

A

Only when other safe systems of work are impossible and the work cannot wait for a safer time.

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30
Q

What is a safeguarded system of work?

A

A system of work where all lines are blocked to normal traffic.

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31
Q

Can engineer’s trains and OTP make movements during within a safeguarded site of work?

A

Yes, but they are restricted to 5mph.

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32
Q

What is the speed restriction for OTP and engineer’s trains in a worksite?

A

Generally 5mph within a safeguarded site of work, however the engineering supervisor can authorise movements up to 25mph in a worksite and the PICOP can do so in a possession outside of a work site.

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33
Q

What does PICOP stand for?

A

Person in Charge of Possession

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34
Q

What is a fenced system of work?

A

A system of work which uses a safety barrier to prevent workers from moving towards open lines. Staff must stay on the safe side of the fence, not lean over it or place anything against it.

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35
Q

What are the warning systems which could be used during open line working?

A

1) ATWS - Automatic Track Warning System
2) TOWS - Train Operated Warning System
3) LOWS - Lookout operated warning system

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36
Q

What is the function of a telephone with a green sign?

A

This is an emergency phone

37
Q

What is the function of a telephone with a black cross on a white background?

A

This is a lineside telephone. They are used by train crew and are located in an area of limited clearance. Although other staff may use one in an emergency.

38
Q

What is the function of a telephone with a black and white striped sign?

A

This is a signal post phone which will immediately connect to the nearest signaller and inform them of your location.

39
Q

What is the function of a telephone housed in a yellow cabinet with a black phone symbol?

A

This is a general railway phone, often used by members of the public to contact signallers at level crossings.

40
Q

How should you cross the track if it is necessary?

A

Walk at right angles to the track, stepping ballast to ballast. Beware of stationary vehicles. Avoid crossing at points.

41
Q

What are yellow triangular signs for?

A

Providing warnings of possible hazards

42
Q

What are green signs for?

A

Providing information

43
Q

What is the minimum PPE required?

A
  • All orange hi-viz
  • Safety helmet
  • Safety footwear

Depending on the task, you may need enhanced PPE.

44
Q

Broadly speaking, what does a semaphore signal displayed at a 45 degree angle indicate to the driver?

A

Safe to proceed

45
Q

What does a double amber aspect on a signal indicate to the driver?

A

The next signal will be a single amber

46
Q

What does a single amber aspect on a signal indicate to the driver?

A

Prepare to stop - the next signal will be red.

47
Q

Given that signalling systems are disabled during a possession, how are movements controlled?

A

By verbal instructions and hand signals

48
Q

In terms of signalling, what process happens when a train enters a section of track?

A

It activates a circuit and the signal aspect switches to red.

49
Q

How can axle counters be identified?

A

By yellow mushroom-shaped boxes beside the tracks.

50
Q

What distance should be maintained between axle counters and any other metal objects?

A

30cm

51
Q

What should you do if you see any red bond cables by the track which have become detached?

A

Treat them as live OLE and report immediately to the signaller.

52
Q

What does DCCR stand for?

A

Direct Current Conductor Rail

53
Q

What does ECO stand for?

A

Electrical control operator

54
Q

How can you recognise the conductor rail?

A

It sits higher than the other rails and rests on insulators that are fixed to the sleepers. It should always be regarded as live and dangerous.

55
Q

What is the typical voltage for a signalling power supply?

A

650V AC. This is then transformed into 110v and sometimes other voltages for signalling equipment such as signals and points.

56
Q

How far should you stay from an S&T location cabinet?

A

30cm (unless part of your duties)

57
Q

What should you use to test a S&T cabinet before you touch it?

A

An approved voltage indicator

58
Q

What does TWS stand for?

A

Track warning system

59
Q

How long before a train passes should you be in a position of safety?

A

10 seconds

60
Q

Who is responsible for setting up a safe system of work?

A

Controller of Site Safety (COSS)

61
Q

Who is responsible for ensuring staff stay within the safe working limits?

A

Site warden

62
Q

Who is ultimately accountable for operational, task and site risks when on or near the line?

A

The PIC

63
Q

How are you positioned in relation to a signal or set of points if you are ‘on the approach’?

A

On the approach means walking towards the signal and points ahead of you.

The near side of the signal.

64
Q

How are you positioned in relation to a signal or set of points if you are ‘beyond’?

A

Beyond means you are walking away from, and can can no longer see, the the signals or points.

The far side of the signal.

65
Q

How should you signal to a driver to stop a train in daylight?

A
  • Both arms raised and held steady above your head
  • Red flag held steady
66
Q

How should you signal to a driver to stop a train during hours of darkness or poor visibility?

A
  • Continuous red light
  • Any light waved violently at night.
67
Q

In an emergency, what devices should be placed on the track?

A
  • Detonators (fog signals)
  • Track circuit operating clips
68
Q

Who should you contact if there is an emergency on the line?

A

The signaller and/ or British Transport Police (BTP)

69
Q

Which alphabet should you use when using a radio or telephone?

A
  • The Phonetic Alphabet
70
Q

What should you say first if you are making an emergency call?

A

“This is an emergency call”

71
Q

How far from a blockage should detonators be placed? How should you stand from a detonator?

A

Once 2km or 1 1/4 miles away from the blockage, 3 detonators should be placed at a distance 20 meters apart from each other. You should stand 30m from a detonator.

72
Q

In the context of emergency calls, what does ABC-P stand for?

A

A - accurate
B - brief
C - clear
P- professional

73
Q

What information, and in which order, should you convey during an emergency call? (E.g. to the signaller)

A

1) “This is an emergency call”
2) Check who you are speaking to
3) Give name, location, employer, phone number
4) Explain what has happened

74
Q

Describe the following signal post using the phonetic alphabet:

QI 109

A

Quebec Indigo One Zero Nine

75
Q

Describe the following signal post using the phonetic alphabet:

FZ 234

A

Foxtrot Zulu Two Three Four

76
Q

Describe the following signal post using the phonetic alphabet:

SU 480

A

Sierra Uniform Four Eight Zero

77
Q

Describe the following signal post using the phonetic alphabet:

VK 490

A

Victor Kilo Four Nine Zero

78
Q

Describe the following signal post using the phonetic alphabet:

Y 868

A

Yankee Eight Six Eight

79
Q

If you have taken or brought any over the counter medication, who should you report it to in order to assess if it will impact your safety?

A

Your line manager or sponsor.

80
Q

What is the main danger associated with touching or making contact with lineside cabinets (unless your job requires you to do so)?

A

Electrical shock

81
Q

What do ETCS and ERTMS stand for?

A

ETCS - European Train Control System
ERTMS - European Rail Traffic Management System

Such systems utilise in-cab signalling.

82
Q

What do OTP and OTM stand for?

A

OTP - On track plant
OTM - On track machines

83
Q

Name some different types of level crossing

A
  • Manually controlled level crossing
  • Automatic half-barrier
  • Foot crossing
84
Q

How should you treat any broken or detached part of the OLE that is still connected, even if it is lying on the ground?

A

As live and dangerous- remain 2.75 meters (9ft) away.

85
Q

What are trailing points?

A

Points which allow trains to join the line.

86
Q

What are facing points?

A

Points which allow trains to leave the line.

87
Q

What colour tape should NOT be used in a fenced worksite?

A

Blue and White because this is what the police use.

88
Q

What should you do if an approaching train sounds its’ horn to notify you of its presence?

A

Move to a designated position of safety and raise your arm in acknowledgement.

89
Q

What is a distant signal?

A

A signal without a red aspect which trains do not stop at.

Network Rail PTS (1 decks)

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