All the personnel run to the muster point near the TR Complex
The TR F&G system run the emergency sequence operation, close the F&G dampers and lock the external doors
The diesel generators stop and the electric power is supplied by batteries
The HVAC system is switched from “fresh air” mode to “full recirculation” mode.
Is activated the compressed air pressurisation system and the BA system.
The air lock BA washing system is ready to start
The air lock doors are unlocked for the first mustering sequence
A predetermined number of personnel go inside the air lock (the TR doors are still closed)
Start the BA washing sequence inside the air lock (the air lock doors are now closed)
A toxic gas analyser verify the absence of gas (if the gas is revealed, start an additional washing sequence)
The TR rooms doors can be opened.
Start another mustering sequence (during the mustering, people outside the TR complex waiting for their turn are connected with the outdoor BA Cascade system)
People inside the TR rooms take their sit or their numbered position, waiting for the rescue vehicle or for the end of the alarm.
In case of TR evacuation (at the end of the 2 or 3 hours of emergency capacity of the TR), will start the disembarking sequence (through the air lock with only 1 washing sequence).