Boards & Indicators Flashcards
What is the indicator call and meaning?
Call: Caution to stop next signal.
* The next signal is at caution to stop.
* Prepare to stop.
What is the indicator call and meaning?
Call: Medium clear next signal.
* Next signal shows clear medium speed.
What is the indicator call and meaning?
Call: Normal Clear next signal.
* Next signal is at clear Normal speed.
What is the indicator call and meaning?
Call: Medium to Stop next signal.
* Next signal showing medium speed.
* Prepare to stop.
What is the indicator call and meaning?
Call: All Red Stop next signal.
* Next signal is at stop or low speed.
What action do you take at an ALL TRAINS STOP Board?
- Stop before the All Trains Stop board.
- Do not pass without the correct authority in accordance with Local Network Instructions.
What is the purpose of a Permanent Speed Board?
Permanent Speed Boards are erected to indicate the exceptions to the authorised maximum line speeds affecting all rail vehicles unless ETCS indicates a higher speed.
What must the Operator ensure when approaching, passing, and clearing a Permanent Speed Board?
- Reduce the speed of the rail vehicle before it reaches the speed board; and
- Not exceed the indicated speed over the speed restricted area, until the last vehicle is clear of the speed restricted area.
Describe a Curve Board?
- Rectangular in shape.
- Has a white background with black numerals.
- Shows the maximum speed in km/h.
Where are Curve Boards placed?
They are erected near the entrance of curves where a reduction in the maximum speed applies.
Simplified for Ally:
- Erected near the entrance of curves,
- where a reduction in the maximum speed applies.
When are Curve Warning Boards required?
If a reduction in speed of more than 15 km/h is required on the curve ahead.
How are Temporary Speed Restrictions advised?
Via a Speed Restriction Advice.
Temporary Speed Restriction Outer Speed Boards are placed ________ metres from the defective location.
1550 metres
In the case of Temporary Speed Restrictions:
The defective area is identified by Inner Speed Boards or ‘C’ board and ‘T’ boards. What does the ‘C’ and the ‘T’ stand for?
C = Commencement
T = Termination
Your train approaches a curve with two boards attached to a post. The upper board has a white background and the lower board has a yellow background. Both boards use black numerals.
What message does the white board convey?
The speed for this curve.