Temporary Block Working

Question 1

Who controls a temporary block section

Answer 1

The signaller who instructs hand signallers

Question 2

Where are hand signallers placed in TBW

Answer 2

At the entrance and exit signals

Question 3

What are the hand signallers actions before authorising the driver to pass a signal at danger?

Answer 3

• He will issue an RT3184 form

* Remove his detonator

Question 4

What will the hand signaller display when authorising the driver to pass signal at danger?

Answer 4

A yellow flag

Question 5

Before a driver proceeds what must the driver ensure?

Answer 5

He has isolated TPWS and has understood instructions on RT3184 form.

Question 6

What is the maximum speed through a temporary block working section?

Answer 6

•50mph unless permissible speed for
the line is lower.
•15mph over swing nose and switch diamond points if you are the first train through the section

Question 7

What are the drivers actions when arriving at the exit signal?

Answer 7

• stop the train
• Return RT3184 form to hand signaller
• reinstate TPWS
• obey hand signallers instructions

Question 8

When would an RT3184 form not be issued?

Answer 8

• assisting a failed train.
• evacuating passengers from a failed train.
• removing a portion of a divided train.
• removing a train or vehicles that have proceeded without authority.