PTS COSS Roles and Responsibilities 2

Question 1

When a COSS receives a possession, what is the FIRST action they must take before allowing any work to begin?

Accepted Answer

Confirm limits with the signaller or controller and establish safe working limits

Answer

The COSS must confirm possession limits with the signaller or controller to verify the exact boundaries before any work party enters the track.

Question 2

Which document must a COSS complete to record the handing back of a possession?

Accepted Answer

Possession obtained/given up record (T2 or equivalent)

Answer

The COSS records the handback on the possession obtained/given up form (T2 or equivalent), confirming all personnel are clear of the line.

Question 3

A COSS is responsible for ensuring which of the following before handing back a possession?

Accepted Answer

All personnel, tools, and equipment are clear of the line and within defined limits

Answer

Before handing back, the COSS must verify all personnel, tools, and equipment are clear of the running line within the confirmed limits.

Question 4

If a COSS becomes incapacitated during a possession, what should happen?

Accepted Answer

The possession must be given up immediately and all personnel withdrawn to a place of safety

Answer

If the COSS is incapacitated, the possession must be given up and all personnel moved to safety because no one else is authorised to hold it.

Question 5

Under what circumstance may a COSS delegate their look-out duties to another person?

Accepted Answer

When authorised to do so and the person is a trained look-out

Answer

A COSS may appoint a trained look-out to perform look-out duties, but remains responsible for overall safety management.

PTS - Personal Track Safety Practice Test