Route Indicators & Signal Diagrams Flashcards
What are the three main types of Route Indicators?
Letter Type
- Dual Gauge
- Illuminated Letters
- Theatre Type
Arrow Type
- Painted Arrows
- Illuminated Arrows
Feather Type
Signal aspects are not route indicators but can be used to indicate route
Painted Arrows Example
Illuminated Arrows Example
Illuminated Letters Example
What two letters might you get on a Dual Gauge route indicator
V is set for Victorian Guage (5 ft)
S is set for Standard Guage (4 ft)
Theatre Type Example
Feather Type Example
Signal Aspects as a Route Indicator
What are Line Indicators?
Painted letters on a board.
They are NOT ROUTE INDICATORS
What happens if a Route Indicator Fails?
Report to Controlling Signaller
What do you do if you have a Proceed Aspect but the Route Indicator is not illuminated?
Contact Controlling Signaller and ascertain if intended route is set
What do you do if train is in motion and you observe the Route Indicator has failed to illuminate?
Attempt to stop prior to
Route Indicator/Signal
Communicate with Signaller or TC
Receive the new Aspect and Route Indication
What do you do if you have been unable to stop the train and have been ‘Wrong Routed’?
Communicate with Signaller or TC
Act under instructions provided
Make a PA announcement
Change ends (RTA form may be req)
Obtain correct authority and set the train back as instructed
Complete an Incident Report
How do you read a Signal diagram?
EXAM
Like a Map
