Rules Assessment Exam (A) Flashcards
Who must be contacted when reporting damage to the OLE?
ECO (Electrical Control Officer) or Signaller
What is the voltage of the OLE?
25,000v AC
Image 1
Name the OLE components
1) Catenary
2) Dropper
3) Contact
4) Headspan
5) Crossspan
6) Bond
7) Insulators
8) Mast
9) Structure Number
10) Conductors
What is the minimum safe distance from the OLE?
2.75m
What speed must you do when examining the OLE?
20mph
Never use the term ‘not clear’ to describe a line that is obstructed, always use the term:
‘Line blocked’ or ‘Line obstructed’
If the maximum line speed is 100mph or less, what is the minimum safe distance from the line?
1.25m
Image 2
What are the signs for the following:
a) Approaching neutral zone
b) Start of neutral zone
a) Black background, white symbol
b) White background, black symbol
What do we call the space between 2 pairs of running lines?
10 foot
You are on or near the line if you are:
On track, or within 3m
Image 3
You must not pass the
‘No safe access while trains running’
sign when trains are running, unless:
Carrying out emergency protection
If reporting a fire on a dangerous goods train to the signaller, what is the phrase you would use?
‘This is a rail dangerous goods emergency’
Emergency Protection
Complete the 4 following statements:
a) Place a … on every line that’s obstructed/blocked.
b) Show a … to any train thats approaching.
c) Place … (…metres) apart at … miles.
d) Explain your actions if the full protection distance falls within a tunnel?
a) Track circuit clip
b) Red flag
c) Detonators, 20m, 1.25miles
d) Do not place dets inside a tunnel, place at the exit and entrance of the tunnel.
What must you do if a train approaches whilst you are carrying out emergency protection? (2 marks)
1) Put down dets if you have a safe amount of time to do so.
2) Show red flag
When laying assistance protection, describe the standard arrangement?
3 dets, 20yards apart, 300m in the direction of assistance approaching. Stand at protection with red flag.
When would you protect a failed train with emergency protection? You need to carry out full emergency protection, only if: (2 marks)
1) When you cannot immediately contact the signaller
2) Temporary Block Working, or Emergency Special Working
When don’t you need to provide assistance protection to a failed train?
Permissive Line
Where must you stand when waiting for the assisting train?
At the assistance protection, unless that is in a tunnel, then you would stand at the entrance of the tunnel with a red flag.
What are 2 possible exceptions for standing at assistance protection?
1) If you are in a tunnel, stand at the entrance, not inside the tunnel
2) Signaller tells you otherwise
Image 4 & 5
When can you use the signal post telephone when you see the following signs? (2 marks per image)
1.
a) In an emergency
b) Protected by the presence of a train
2.
a) In an emergency and there is no telephone on the adjacent line
b) Protected by the presence of a train
When one line, or a double line is blocked, Single Line Working allows trains to travel over the other line in either direction. Who do you take instruction from in SLW?
Pilot
How would the Pilot be identified?
Wearing an armlet, red background with white writing
Before entering Single Line Working section, you must be given a certain form:
a) What is the form called?
b) What is its unique identification number?
a) Single Line Working Ticket
b) RT3193
Normally, you must have a RT3193 ticket to enter a single line section, However you do not need one to enter if carrying out 4 tasks.
R - Remove portion of a divided train
A - Assist a failed train
R - Remove a train that has SPAD
E - Evacuate passengers from a failed train