- Handrails and handholds for intercommunication staircases
- Intercommunication staircase (see Annex 4, Figure 1)
- Handrails and handholds for intercommunication staircases in double-deck vehicles.
- ‘Intercommunication staircase’ means a staircase which allows communication between the upper and lower decks.
- Each intercommunication staircase shall be considered to be an exit from the upper deck.
- ‘Exit’ means a service door, intercommunication staircase, half-staircase or emergency exit.
- Number of emergency exits (doors, windows, escape hatches, intercommunication staircase and half staircase): …
- Number of emergency exits (doors, windows, escape hatches, intercommunication staircase and half staircase):
- the floor area occupied by any staircase, half staircase, intercommunication staircase or the surface of any step.
- ‘Panel’ means a group of selected assessors working, during the assessment, without intercommunication, and without influencing one another.
- Intercommunication staircases shall be so designed, that, during heavy braking of the vehicle moving in the forward direction, there is no danger of a passenger being projected downwards.
- Improved intercommunication and mutual understanding between the scientific world and the wider audience of policy-makers, the media and the general public, by helping scientists better communicate and present their work and by supporting scientific information, publications and media.
- Suitable handrails or handholds shall be provided at each side of all intercommunication staircases. These shall be positioned between 800 mm and 1100 mm above the tread edge of each step.
- The minimum width of any intercommunication staircase shall be so designed as to permit the free passage of the single door access template as defined in Figure 1 of Annex 4.
- In the case of vehicles of Class I, this requirement also applies to the interior of all service doors and to the immediate vicinity of each intercommunication staircase on the upper deck.