Detonators SWN - PKE

Question 1

When may detonator protection not be required when a train becomes disabled and requires relief from the following direction? (3)

Answer 1

-The disabled train is on the “normal” main and
-The relief rail vehicle is approaching from the same direction and
-There are no other hazards or situations that would require detonator protection

Question 2

When must detonator protection still be required? (2)

Answer 2

-when the disabled train was NOT running in the normal direction or
-emergency or environmental factors require their use e.g protecting an adjacent line, poor visibility, degraded radio functionality or the operator of relief or disabled trains seem it necessary