Mod 3 Flashcards

(134 cards)

1
Q

When does wheel slip occur?

A

When taking power

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2
Q

When does wheel slide occur?

A

When braking

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3
Q

Can traction sand be deployed at any time?

A

No, it can only be used when the traction sand button is illuminated

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4
Q

Where should you not lay traction sand?

A

Over points

Over level crossings

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5
Q

Why should traction sand not be laid over points?

A

Because the sand, mixed with moisture could create a paste and stop the points from moving

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6
Q

What is WSP?

A

Wheel slide protection. It works with smart sanders, detects wheel slide, and deploys sand onto the rail to increase friction

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7
Q

Do all brake steps have WSP?

A

No, WSP is only in brake steps 2, 3 and emergency

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8
Q

When does low adhesion season begin?

A

Always on October 1st

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9
Q

Does low adhesion season always end on the same date?

A

No

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10
Q

How often should running brake tests be carried out in low adhesion season?

A

Frequently

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11
Q

What formation trains are more prone to slipping?

A

traditionally short formation trains are more prone to slipping

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12
Q

What should you do if you experience wheel slip but the traction sand button is not illuminated?

A

Remain in a lower power notch for an extended period of time

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13
Q

How would you identify wheel slide?

A

The speedometer and the brake pressure guague may fluctuate

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14
Q

Following WSP detection (and the subsequent laying of sand to assist braking), what impact will it have on other trains

A

The application of sand will improve track conditions for oncoming trains

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15
Q

How long do you press the traction sand button for?

A

5-7 seconds

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16
Q

If ice mode is required, how do you activate it?

A

There is an ice mode button in the non driving side of the cab. This needs to be pressed for 5-7 seconds, but ONLY WHEN STATIONARY

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17
Q

If rail conditions deteriorate suddenly, and there is sufficient braking distance to stop safely, what brake step should you use?

A

Brake step 3 (full service)

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18
Q

If rail conditions deteriorate suddenly, and there is NOT sufficient braking distance to stop safely, what brake step should you use?

A

Emergency brake, and keep it applied until the train comes to a complete standstill.

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19
Q

When driving in inclement weather, when must you be extra careful?

A

If you are driving the first train of the day

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20
Q

What can cause low adhesion, name at least 5

A

Foliage
Industrial contaminants
Oil (from traction units)
Grease (from traction units)
Level crossings (debris, salt, grease)
Rust
Water
Frost
Fog

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21
Q

How would a driver be aware of low adhesion areas, name at least 5

A

Low adhesion leaf signage
Sandite boards
Signs in depot (October 1st low adhesion season starts)
Late notice case (Ice mode/ extreme weather)
Autumn brief pamphlet in pigeon holes
Sectional appendix
Route packs

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22
Q

When does low adhesion season start?

A

October 1st

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23
Q

When would you brake in low adhesion season?

A

Earlier (Not earlier and lighter)

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24
Q

When would you perform a running brake test in low adhesion season?

A

Frequently

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25
What definitions are used in TW1 (rule book module) are used to describe the level of adhesion?
track is... Good Expected Reportable
26
What must a driver do if they experience serious or prolonged wheel slip and you suspect damage to the rail?
Stop immediately and report it
27
What must a signaller ensure before they ask you to perform a controlled brake test?
The signal ahead is displaying a proceed aspect The line ahead is clear If the controlled stop is approaching a dead end platform (or an area where the driver would usually be braking such as a PSR) the line must be inspected and treated first
28
What braking technique must a driver use if they have been asked to perform a controlled test stop by the signaller?
They must use their normal braking pattern
29
What must be reported to the signaller following a controlled test stop?
The test results, and whether the rail adhesion levels are still considered to be reportable
30
What is provided on all southern trains to assist with stopping trains during low adhesion conditions?
WSP - Wheel slide protection Smart sanders
31
Prolonged wheel slide can cause what damage to wheels?
Wheel flats
32
Would WSP and smart sanders work in brake step 1?
No, but they do in steps 2, 3 and emergency
33
Where would you not press the traction sand button
when over points or level crossings
34
If you press the traction sand button and it is not illuminated, what will happen?
Nothing, it will only work when the light is illuminated
35
If the traction sand button doesn't illuminate, but you’re experiencing low adhesion when taking power, what could you do?
Remain in a lower power notch for longer
36
What button would you press on the GSM-R to acknowledge a safety broadcast?
ST
37
When would you report a build up of snow?
When it is 8 inches above the railhead
38
What would you do if poor visibility is making it difficult to read signals?
Reduce speed accordingly
39
What would you do if you saw: landslips washouts embankment failures retaining wall failures
Report to the signaller, giving exact location, details of the damage and the lines affected. Consider whether it is required to stop specially or not.
40
What is a blanket speed restriction?
It is a temporary speed restriction covering an entire cell, usually due to poor weather conditions
41
How would you find out about a blanket speed restriction?
Late notice case general broadcast to GSM-r
42
When must you report the build up of flood water to the signaller?
Whenever standing water is above sleeper level
43
What would the speed be if flood water was up to the bottom of the rail head?
normal speed
44
What would the speed be if flood water was between bottom of the rail head and the top of the railhead?
5 mph
45
What would the speed be if flood water was above the rail head?
Proceed only on instruction of operations control (via the signaller)
46
How would you know when to activate Ice Mode?
Late notice case Mitrac General Broadcast Direct communication with the signaller
47
When would you activate Ice Mode (you have already been notified)?
Only when at a stand. This is because the shoes will raise and drop, resulting in a temporary loss of traction power when the button is pressed.
48
What effect does ice mode have?
It reduced the electrical draw from the train to the third rail, reducing the risk of electrical arcing and power surges
49
What can extreme heat do to the rails?
It can cause them to buckle or warp
50
What is the name of the 377 coupler?
Dellner
51
If unsuccessful when attempting to couple, how many times would you attempt to couple before contacting fleet?
3 times
52
If a driver is due to have another train attached to them, what Code would appear on their schedule card?
PA (portion attach)
53
If a driver is due to attach to another train, what Code would appear on their schedule card?
AP (Attach Portion)
54
If a driver is due to have a unit detach from them, what Code would appear on their schedule card?
PD (portion detach)
55
If the driver is to detach a train, what Code would appear on their schedule card?
DP (Detach portion)
56
What is the name of the action performed by the driver when testing whether mechanical coupling has been successful?
Ease up and pull away test
57
When attaching your train to another, what signal would you expect to see?
An associated position light signal, allowing permissive working. This allows two trains to be in the same section at once.
58
What distance should you first stop when attaching?
6 feet
59
Who is the person in charge of coupling or uncoupling?
Either a member of platform staff or shunter will identify themselves to the driver. They are in control of the movement and will be wearing an orange high vis.
60
Before carrying out an attachment in service, what must platform staff inform you of?
That the drivers master key is off on the unit that you will attach to, and the doors are closed and secure
61
What will happen if units are attached with the key left on in the leading carriage?
Most likely an MCB will trip and prevent the brakes from being released
62
Before carrying out the detachment, what must you ensure?
That there is sufficient room behind to complete the manoeuvre safely, and that the movement will not trip points or strike another vehicle
63
What should you do if you're worried that you will SPAD a signal when detaching, because you believe there's not enough space to the rear of your train?
Walk back and check
64
What happens to the brakes once the drivers key is removed?
Full brake pressure is applied - between 4 and 4.5 bars.
65
What is permissive working?
Permitted working allows a second train to be signalled on to an already occupied running line
66
When proceeding towards another train which is at a stand, you must: (2)
Approach caution Stop your train at least 2m (6 feet) short of the train in front
67
When making a setting back movement when coupling and uncoupling, what is the maximum movement allowed?
2 foot
68
If you need to move back more than 2 foot, who do you need to contact first?
You need to get the authority of the signaller
69
What does proceed at caution mean?
To proceed at a speed which takes account of conditions that will allow you to stop the train short of any train, vehicle or other obstruction
70
When must you report Rail adhesion conditions?
You do not need to report **expected** adhesion levels to the signaller, but you must tell the signaller immediately if you experience **reportable** adhesion levels
71
When do you report wheel slip
You must tell the signaller at the location where serious wheel slip was experienced. However, if you suspect the rail to be damaged, you must stop the train specially and inform the signaller immediately
72
What does this shunting signal mean?
Move away from shunter
73
What does this shunting signal mean?
Ease up
74
What does this shunting signal mean?
Slowly (indicated by a green light) move away from shunter
75
What does this shunting signal mean?
Move towards shunter
76
What does this shunting signal mean?
Slowly (shown by a green light) move towards shunter
77
What does this shunting signal mean?
Stop immediately
78
What does this shunting signal mean?
Slow down
79
What does this shunting signal mean?
Move away from shunter
80
What does this shunting signal mean?
Move towards shunter
81
What does this shunting signal mean?
Ease up
82
What does this shunting signal mean?
Stop immediately
83
What does this shunting signal mean?
Stop immediately when on a vehicle
84
What does this ground position light signal mean?
They indicate the driver must STOP. They are normally found to the left of the line its directing, however the arrows below confirm which line they are directing
85
What does this ground position light signal mean?
These are ground position light shunting signals. The yellow aspect is a stop signal **however** movements can be made past it into the shunt neck.
86
What does this signal show?
This is showing a 4 aspect main signal, with an associated position signal light beneath. The main aspect should be obeyed here, displaying a green proceed.
87
What does this signal show?
This is showing a 4 aspect main signal, with an associated position signal light beneath. In this scenario, the driver is being given authority for permissive working, which allows more than one train in a signal section at the same time. The driver can proceed past this signal at caution, and must stop 6 ft short of the train ahead. If they are not expected to attach/ leave the mainline to go into the depot/siding, they must contact the signaller
88
What does this ground position light signal mean?
This is a ground position light signal displaying a proceed aspect.
89
What does this signal mean?
These are limit of shunt signals and indicators, found when a train is making a wrong directional manoeuvre. No part of the train may pass a limit of shunt signal or indicator unless authorised by the signaller. This is to protect the track circuit.
90
What is the issue with passing a limit of shunt signal?
It will impact the track circuit for approaching trains. Passing a limit of shunt is considered a SPAD
91
What does this signal mean?
It is a stop board, found in depots. If a stop board is passed without authority, it is a signal passed at danger. The driver can only pass one on the authority of the shunter or panel person. Each stop board MUST be stopped at prior to passing.
92
What do these signs mean?
They are AWS cancel signs. On single and bi-directional lines, there are some locations where the AWS magnet is not suppressed. In these cases a cancelling indicator is provided to tell the driver that the AWS warning indication does not apply to trains travelling in that direction. The blue sign is for a permanent AWS cancel, and the yellow for a temporary AWS cancel
93
What does this sign mean?
A warning board is placed on the approach to a temporary speed restriction ahead. It is a warning to slow down before the next sign. An AWS magnet is provided on the approach to a warning board
94
What does this sign mean?
A warning board is placed on the approach to a temporary speed restriction ahead. It is a warning to slow down before the next sign The narrower sign is used in a limited clearance area (such as a tunnel) An AWS magnet is provided on the approach to a warning board
95
What does this sign mean?
These are permissible speed limits.
96
What does this sign mean?
These are warning indicators. The give a warning that the upcoming speed change is a decrease by a third or more. There is often an AWS with these signs.
97
What does this sign mean?
It is a speed indicator for a temporary/emergency speed restriction. A speed indicator shows the start of the speed restriction and the permitted speed over the restriction.
98
What does this sign mean?
A directional indicator on a warning board or speed indicator shows that there is a speed restriction ahead on a portion of line that goes off to the left or right of the straight route at a diverging junction.
99
What does this sign mean?
It's a SPATE indicator, showing a speed restriction is no longer imposed. Speed Previously Advised Terminated Early
100
What does this sign mean?
It's a repeating warning board It's placed on the end of the platform remind the driver of the speed restriction ahead.
101
What does this sign mean?
It's an emergency indicator, showing the start of an emergency speed restriction. It has two flashing white lights. It will have an AWS magnet on the approach.
102
What does this sign mean?
This shows the start of a low adhesion area
103
What does this sign mean?
This shows the end of a low adhesion area
104
What does this sign mean?
These are sandite marker boards. Three marks: advance warning of Sandite application site Two marks - start applying Sandite. One mark - stop applying Sandite.
105
If you are shunting by radio and there is a break in transmission, what should you do?
Stop immediately and restart only when the shunter is able to tell you so.
106
Before starting any shunting, you must reach a clear understanding about...
**what** exactly needs to be done **how** the shunting movement will be controlled
107
What safety checks must you undertake before shunting?
That the vehicles can be moved safely There are not any 'not to be moved' boards There are no other vehicles foul of the movement to be made Any road vehicle or equipment is clear Anyone who could be put in danger is warned and moved. Anyone who is working outside the trains is warned Any derailer or scotch block is removed Check hand points are in the correct position.
108
What speed can you drive in a depot?
5 mph
109
What speed can you drive into a train wash?
3 mph
110
Who controls movements in and out of a shed?
The designated person
111
What is the maximum speed inside the shed?
5mph
112
What lights are used inside the depot?
Marker lights
113
If extreme weather such as rain, fog or mist causes poor visibility, what should you do?
Reduce speed so that you are still able to read signals and indications
114
Is this Derailer active or inactive?
The derailer is in the raised position, so it is active.
115
What are your actions when driving your train into a shed?
1- stop at the entrance 2- secure your train 3- proceed ONLY when you have checked that it is safe to do so 4- sound the depot whistle before starting any movement.
116
What is a railway fouling point?
It’s a safe clearance point to reduce the risk of collision between moving and stationary rolling stock.
117
What does it mean to proceed at caution?
To proceed at a speed which takes conditions into account an allows you to stop the train short of any train, vehicle or obstruction.
118
Upon completion of shunting, what must you make sure to do?
ensure that you train is not fouling any other line Ensure vehicles are clear of any points Ensure that the vehicle is not left on the running line by mistake
119
If a train is fouling any line or points in a depot, who do you inform?
Inform the shunter, or the panel person. By contacting the panel person the conversation is recorded.
120
How is a running brake test undertaken in the snow?
Every 3-5 minutes using brake step 3 10mph speed reduction for any speed over 50mph
121
How would you be notified of a blanket speed restriction?
It will either be on the late notice case, or a GSM-R general broadcast
122
What is a blanket speed restriction?
A speed restriction applied to a geographical area rather than a specific location
123
What does DP stand for and what do they control?
Designated Person - they control movements into the shed.
124
Upon completion of shunting, what must you check?
That your train is not fouling points which need to be moved That your train is not fouling any other line That it has not been left on the running line by mistake
125
What forms of communication can we have with shunters?
Verbal Hand signals (torch at night) Radio
126
What is a shunter?
They are the person in charge of the shunting move
127
What would you tell the signaller following a controlled test stop?
The test stop results Whether you thing that the track is still reportable
128
What does this image show?
A scotch block
129
When would you **not** say numbers individually when communicating on the GSM-R?
When talking about the time.
130
What do you say if you encounter a dangerous goods incident in an emergency?
“This is a rail dangerous goods emergency call”
131
What should you look for if you encounter a dangerous goods vehicle in an emergency situation?
Look for the UN number for the goods it is carrying.
132
List some distractions that should be avoided, in particular at critical times
Checking Mitrac Checking your schedule card Looking in your bag Putting your coat on Using the Cab to Cab Changing your seat position Making non safety announcements Getting rid of insects in the cab
133
Who Issues **special stop/not to call** orders?
Control do. these may be passed on through the GSM-R or via platform staff with a paper slip.
134
Who n needs to be informed of any special stops/not to call orders?
OBS or conductors.