2.41 Where staff need to communicate with passengers, there should be sufficient light, minimum 100 lux, to enable those passengers who lip read to do so. In walkways and corridors, light fittings should be positioned well above head level. Tactile signs are essential for people with no sight at all or those whose vision is only sufficient to locate a sign but not distinguish individual characters. 2.47 Where overhead signs are used, care must be taken to position them so that they are not seen against a background of light fittings. 2.48 Signs should be positioned so that their faces are well illuminated, or alternatively back-illuminated signs may be used.
Care is needed to avoid glare.
2.50 Audible and dynamic electronic signs should be used where appropriate. General Fittings 2.51 Waste bins, ashtrays and similar fittings, including decorative fittings such as plants, should be designed and positioned so that they are not an obstruction to elderly and disabled people. In each bank of telephones there should be at least one that is accessible from a wheelchair with no operable part higher than 1200mm. All telephones should be fitted with inductive couplers and volume control. Key '5' should have a raised 'pip' or similar identification and key-pads should be inclined back from the vertical plane for easy operation.