Safe Working - Single Line Working Flashcards
What is the object of single line working?
When one line of a double line system is closed to normal traffic due to repair or an obstruction, a system of train running term single line working may be introduced
Who gives drivers permission to operate on a single line working system?
A Pilot
Under whose instructions does a pilot operate under?
The signaller at either end of the section
If you are in doubt of instructions you have been given what must you do?
Clarify with the pilot until you are sure it’s safe to proceed
How is a pilot identified?
Red band above the elbow with white writing saying PILOTMAN or a red flag
What information is provided by the pilot?
- Exact location of where single line working is operational
- Driver must be allowed to read the pilots forms
- The pilot will authorise the driver to pass the fixed signal at stop controlling the entrance to the single line section.
- The pilot will inform driver whether the train will be despatched or accompanied by the pilot
- When two or more trains are to follow in the same direction, the pilot will dispatch all trains to proceed in turn and accompany the last train, travelling in the cab with the driver
Can a pilot authorise a driver out of the single line section?
No
Who authorises the driver out of the single line section?
Fixed signal or hand signaller
How fast can you go over facing points that are now trailing on a single line section?
15km/h
If trailing points not facing are not interlocked with the signal, how should they be secured?
Point clips
How fast can trains travel over single line working?
At reduced speed, cautiously, following the signal aspects and use the whistle frequently
When must red marker lights on the front be used?
Travelling in the wrong direction, through tunnels or during darkness
When travelling on a single line section in a non signalled direction , do the automatic signals on the obstructed line apply to the driver?
No
How would a level crossing be activated if it is doing a wrong line movement?
Either by a competent employee or stopping 3 metres from the crossing
When a competent employee activated the level crossing, what is the speed restriction?
15km/h over the crossing
If the driver has triggered the level crossing on a wrong line move, what is the speed restriction?
Proceed cautiously
How far away is a red hand signal placed from both ends of the line that is obstructed or under repair?
400 meters or as far away from the obstruction as possible
When a line is under absolute occupation, where is the red hand signaller placed?
On the entrance of both sides of the occupation with 3 ATWs to warn rail workers of an incoming train
Do fixed signals on the occupied line apply to single line working?
No
When cancelling single line working, what can the pilot ask of you?
To carry the pilot through the section in order to complete arrangements for restoration of ABS rules
