Railway Procedures Section 1 (PN 316) Flashcards
What is a TOC?
Train Operating Company
There are 3 infraco’s what do they do? (SSL, JNP and BVC)
Day to day management of the lines
What does SSL stand for?
Sub Surface Lines
On a 7.2d visit to Depots or sidings what 5 things should be considered?
1) Access
2) Water
3) Isolation
4) Control Rooms
5) Hazmats
Are there battery operated trains?
Yes
What does HEX stand for?
Heathrow Express
In the event of a ‘small’ track side fire can the OIC decide to let it burn out?
Yes
What are the 4 serious implications of stopping trains?
1) Passengers leaving trains and walking along tracks
2) Overcrowding of Stations and Platforms
3) Distress (passengers in tunnels)
4) Widespread Disruption to Services
- Can brigade personnel use SCD’s?
Only those that have been trained how to, FRU crews. But brigade personnel must never remove them
What are the 4 ‘general hazards’ listed in the note to be expected at a railway incident?
1) Residual Current
2) Points (trapping feet)
3) Air turbulence
4) Asbestos
What does SCD stand for?
Short Circuit Device
What additional PPE should be considered at a railway incident? (2)
High Vis
Electrical Gauntlets
What is a RIO?
Rail Incident Officer
What is the minimum safe working distance for OLE (Overhead Line Equipment 25,000 Volts)?
3 meters
Unless rescuing a live casualty then it is 1 metre
What does SPT stand for?
Signal Post Telephone
What is the correct signal, in daylight, to a train driver to stop the train?
Both arms straight above the head
For how many seconds must you operate the ringing button to use a ‘track side telephone’?
4
What is an IP?
Intervention Point
Which radio channel should be boosted at all Sub Surface Stations?
UHF Channel 5
What does a sign with black and white diagonal lines on it denote?
Signal Post Telephone (SPT)
What does LUL stand for?
London Underground Limited
What 3 types of sub surface ventilation systems are listed in the note?
Mechanical
Natural
Manual Overide
As always altering ventilation should only be done once the full consequences have been considered (RA)
What does SCR stand for? And do all stations have them?
Station Control Room and No
What can an SCR and it’s staff assist with (4 listed)?
1) Location
2) Alternative access/egress
3) CCTV
4) Public Address System
What 5 things must be considered when selecting a suitable RVP?
Crew Safety Access for Appliances Effective Communication Plans Boxes Water Supplies
What 4 fixed installations, listed in the note,are located at some stations?
AFA
Hydrants/FF Mains
Inert Gas Systems
Sprinklers
What type of fire might be particularly difficult to deal with?
In a Tunnel
Where might SCD’s be stored?
In the CAB or on station
What is TOPS?
Total Operations Processing System
A message for TOPS information will be prefixed by what?
“Request TOPS information on carriage number”
** What does ‘trains run under caution’ mean? **
Drivers run at speeds allowing them to stop. 50 mph maximum on straight stretches and as low as 5 mph on bends
Can brigade personnel be used as lookouts?
Not recommended but may well be necessary
What Equipment should a lookout take with them? (4)
Radio (with dedicated channel)
Whistle
Torch (at night)
Hi Vis surcoat
What signal should be used at night to get a train driver to stop?
Violently Wave a torch from side to side at oncoming trains
How does OIC determine distance for lookouts?
Table from policy via MDT
If a person needs rescue but is in a ‘place of relative safety and there is no immediate risk’ can firefighter be ‘placed at risk’ to assist them?
No
What may increase the electrification hazard at a rail incident?
Rain and Flooding
Are there circumstances where the procedures in the note may be compromised?
Yes, but only as a last resort. ‘In order to attempt to preserve human life’ IC’s may need to commit crews to the track where ‘PERSONS trapped, injured, unconscious or in distress in circumstances that are a direct and immediate danger can be considered to require direct action’
What effect does lifting the handset on a ‘Tunnel Telephone’ have?
It instantly isolates the traction current on the adjacent track. This differs from a ‘Headwall Telephone’ which has a button which must be pressed for 3 seconds. (Per visit not in note)
Are ‘current rails’ higher or lower than ‘Running Rails’? (not in Note)
Higher, the 3rd Rail (positive) is 3 inches higher and the 4th Rail (negative) is 1.5 inches higher. This is to prevent the ‘Collector Shoes’ on the train coming into contact with the ‘Running Lines’. (Not in Note)
How many Volts DC do rails 3 and 4 carry (the ‘current’ rails in a 4 rail LUL system)? Not in the Note
630 Volts DC. 420 positive (3rd Rail) 210 negative (4th Rail). Not in Note