Signals Session 12 - Automatic Train Stops

Question 1

What is the purpose of Speed Proving Train Stops?

Answer 1

Speed Proving Train Stops are used at some locations to provide a speed proving feature.

Question 2

How do Speed Proving Train Stops work?

Answer 2

They may remain up for some time when approaching a Home signal and are timed so that if a train reaches the point of the Speed Proving Train Stop too quickly, the train will trip and be brought to a stand

Question 3

What speed are Speed prooving Train Stops generally set at?

Answer 3

25km/h

Question 4

If the automatic train stop is defective who do you report it to?

Answer 4

Train control

Question 5

What position must the leading trip lever be, if there is no fault on the train?

Answer 5

Lowered

Question 6

If the train has a fault, can the trip lever be in the lowered position?

Answer 6

No

Question 7

What is process when tripping in the vicinity of a signal? (7)

Answer 7

1. Stop
2. Check if derailed
3. Call controlling signaller
4. If can’t contact Signaller make TEC call
5. PA call
6. Act under instruction from the controlling signaller and train control
7. Proceed extreme caution to next fixed signal

Question 8

What is process when tripping NOT in the vicinity of a signal? (8)

Answer 8

1. Stop
2. Check if derailed
3. TEC call
4. PA call
5. Look for cause
6. Reset Trip
7. Proceed extreme caution to next fixed signal
8. Submit incident report

Question 9

What is the process for any Proceed Authority Exceed (PAE)? (7)

Answer 9

1. Stop & secure the train
2. DO NOT reset the trip
3. DO NOT move the train
4. Check if derailed
5. TEC call
6. PA announcement
7. Act under instructions from train controller or signaller