Three Position Signals Flashcards
What do these mean in regard to speed?
(Automatic signal)
What does these mean in regard to speed?
What does each light mean?
What class is this?
Home signal
What class is this?
Automatic
What class is this?
Dwarf
What is this aspect?
Three position light type home signal at Stop
What is this aspect?
Three position light type home signal at normal speed warning
What is this aspect?
Three position light type home signal at clear normal speed
What is this aspect?
Three position light type home signal at reduce to medium
What is this aspect?
Three position light type home signal at medium speed warning
What is this aspect?
Three position light type home signal at clear medium speed
What is this aspect? (Home signals only)
Three position light type home signal at low speed caution
what does this aspect tell us about the Points?
The points may or may not be set.
what do these aspects tell us about the Points?
The points are set.
what do these aspects tell us about the Track Condition?
The track may or may not be occupied.
What do these aspects tell us about the track condition?
The track is clear for the section (until the next fixed signal)
What does this aspect tell us about the speed?
Stop. set reversed off, or controller to neutral.
What does this aspect tell us about the speed?
Posted track speed, but prepared to stop at next signal.
What does this aspect tell us about the speed?
Posted track speed.
What does this aspect tell us about the speed?
Posted track speed, but prepared to reduce to 40kph by next signal (unless 65 or 80 is indicated)
What does this aspect tell us about the speed?
40kph for the section, but be prepared to stop at the next signal.
What does this aspect tell us about the speed?
40kph for the section (unless otherwise indicated by a 65 or 80 indication)
What does this aspect tell us about the speed?
15kph but being prepared to stop.
What does this aspect tell us about the next signal?
The next signal is unknown.
What does this aspect tell us about the next signal?
The next signal will be at stop.
What does this aspect tell us about the next signal?
The next signal will be at proceed aspect.
What does this aspect tell us about the next signal?
You must reduce your speed to 40 km/h before the next fixed signal.
What does this aspect tell us about the next signal?
The next signal will be at stop.
What does this aspect tell us about the next signal?
The next signal will be at proceed aspect.
What does this aspect tell us about the next signal?
The next signal is unknown, but most likely at stop.
What is the track section classed as?
The section between two signals.
What are axle counters used for?
It counts the numbers of axles that have passed so that the signal knows the whole train has gone through the section.
Where are three position home signals fixed at to protect?
ssslj
How many exceptions are there to pass an automatic signal?
1
How many exceptions are there to pass a home signal?
3
How many exceptions are there to pass a dwarf signal?
2
What is the one exception for passing a stop position at an automatic signal?
Rule 1 section 3 of the book of rules and regulations.
What are the two classifications fixed signals full under?
Absolute and permissive
What three signals are absolute by classification?
- Home
- Dwarf
- Disc
What signal is permissive by classification?
Automatic signals
What does an illuminated letter A on a three position home signal mean?
That’s is in automatic mode
What three aspects can a three position dwarf signal display?
What is the purpose of a banner indicator?
To indicate the aspect of the signal ahead when the view may be obstructed.
What would the banner indicator show for these aspects?
What would this mean the signal aspect was showing?
Three position light type home signal at normal speed warning.
What aspect?
Three position light type home signal at clear normal speed.
What are repeating signs used for?
To give advanced warning of a three position signal aspect when leaving a two position signal area.
What three aspects can a repeating signal display?
What does three positions signalling tell the Driver?
- Whether the points are set
- The track section ahead is clear or occupied
- The speed
- What aspect the next signal will be displaying.
What does an illuminated 65 on a signal indicate?
High speed points maximum of 65 km/h
What is the duty of a driver if detained at a home signal at stop with a provision for an illuminated letter A where the letter A IS ILLUMINATED?
Proceeded under section 3 rule 1.
What aspect is displayed on this signal?
Dwarf signal at clear low speed.
What aspect is displayed on the next signal?
Normal speed warning
What does this signal tell us about the points, speed, track condition and the next signal?
- Points a set for the move
- The train may be driven to a maximum of 15 km/h
- The section ahead is clear
- The next signal displays a proceed aspect
What does this signal tell us about the points, speed, track condition and the next signal?
- Points are set for the move
- Proceeded cautiously being prepared to stop short of any obstruction
- The section ahead may or may not be occupied
- The next signal is unknown
What signal is this? And what aspect is it showing?
Repeating signal at warning
