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Vertical access between storeys - general principle
4.22NI-wide·Technical Booklet R Access to and Use of Buildings
To facilitate all people, a passenger lift is the most suitable means of vertical access and should be provided wherever possible. However, given the space constraints in some buildings, it may not al
accessaccessibilityvertical-circulationInternal stairs as alternative means of vertical access
4.23NI-wide·Technical Booklet R Access to and Use of Buildings
Whatever lifting device is chosen, internal stairs should also be provided as an alternative means of vertical access.
accessaccessibilitystairsvertical-circulationVertical circulation provision by passenger lift or lifting platform
4.24NI-wide·Technical Booklet R Access to and Use of Buildings
Vertical circulation to any storey above or below the principal entrance storey should be provided by means of a passenger lift complying with the provisions of paragraphs 4.25 to 4.38. However where
accessaccessibilityvertical-circulationReaching and using lifting device controls
4.25NI-wide·Technical Booklet R Access to and Use of Buildings
All users including wheelchair users should be able to reach and use the controls that summon and direct the lifting device.
accessaccessibilityvertical-circulationManoeuvring space in front of lifting device door
4.26NI-wide·Technical Booklet R Access to and Use of Buildings
A manoeuvring space in front of the door to the lifting device should be provided on each storey. This space should have an unobstructed width and depth of not less than 1500 mm.
accessaccessibilityvertical-circulationLanding call buttons - height, position and tactile indication
4.27NI-wide·Technical Booklet R Access to and Use of Buildings
Landing call buttons should – (a) be not less than 900 mm or not more than 1100 mm above the floor level of the landing, and not less than 500 mm from any return wall; (b) have suitable raised tactile
accessaccessibilityvertical-circulation