The Railways (Interoperability) (High-Speed) Regulations 2002

Requirements specific to each subsystem

2.4.1  Safety

The rolling-stock structures and those of the links between vehicles must be designed in such a way as to protect the passenger and driving compartments in the event of collision or derailment.

• The electrical equipment must not impair the safety and functioning of the control and command and signalling installations.

• The braking techniques and the stresses exerted must be compatible with the design of the tracks, engineering structures and signalling systems.

• Steps must be taken to prevent access to electrically-live constituents in order not to endanger the safety of persons.

• In the event of danger devices must enable passengers to inform the driver and accompanying staff to contact him.

• The access doors must incorporate an opening and closing system which guarantees passenger safety.

• Emergency exits must be provided and indicated.

• Appropriate provisions must be laid down to take account of the particular safety conditions in very long tunnels.

• An emergency lighting system having a sufficient intensity and duration is an absolute requirement on board trains.

• Trains must be equipped with a public address system which provides a means of communication to the public from on-board staff and ground control.