Sealed and Manual Time Releases

Question 1

If a sealed release is provided, when must you only use it? (2) TS1-3.7.1

Answer 1

A lever working points or a facing point lock is locked by a failure of a track circuit.
Controlled level crossing barriers are locked down by a failure of a track circuit or by the occupation of a track circuit by a failed train and you have the Driver’s confirmation that the train will not be moved without your authority.

Question 2

Before using a sealed release, what must you make sure of each time? (2) TS1-3.7.1

Answer 2

That it’s safe to do so.
That the portion of line is clear and no movement is about to be made over it.

Question 3

What must you make sure of before operating a release to raise level-crossing barriers? (2) TS1-3.7.1

Answer 3

The protecting signals are at danger and their controls are in the normal position.

The auto raise switch (if provided) is in the manual position.

Question 4

Who must you tell, and where would you record if you have used a sealed release? (2) TS1-3.7.1

Answer 4

Tell Operations Control.

Make an entry in the Train Register.

Question 5

Before using a manual time release, what must you make sure about the line? (1) TS1-3.7.2

Answer 5

You must make sure that the line concerned is clear.

Question 6

If you need to place the block indicator to line clear again after it has already been placed to line clear, what occasions can you do this with? (5) TS1-3.7.2

Answer 6

Testing block instruments.

Testing a signal released by line clear.

Closing a signal box where the section signal is released by line clear.

A train being cancelled after being accepted.

A shunting movement having being completed.