Access to and use of buildings: Approved Document M

HORIZONTAL AND VERTICAL CIRCULATION IN BUILDINGS O N L I N E V E R S I O N M1/M2 OTHER THAN DWELLINGS ii. 900mm wide and 1400mm deep, 3.46 Wheelchair platform stairlifts travel where the lifting platform is enclosed slowly between landings and may not be and where provision is being made for suitable for users with certain disabilities, an unaccompanied wheelchair user; e.g. those easily fatigued. iii. 1100mm wide and 1400mm deep 3.47 Wheelchair platform stairlifts are where two doors are located at 90° operated by continuous pressure controls, relative to each other and where the commonly a joystick. However, another lifting platform is enclosed or where means of continuous pressure control may provision is being made for an need to be considered to accommodate users accompanied wheelchair user; with varying degrees of manual dexterity. h. doors have an effective clear width of at 3.48 Wheelchair platform stairlifts are only least 900mm for an 1100mm wide and suitable where users can be instructed in 1400mm deep lifting platform and at their safe use and where management least 800mm in other cases; supervision can be ensured. i. they are fitted with clear instructions Provisions for use; 3.49 Wheelchair platform stairlifts will j. the lifting platform entrances are satisfy Requirement M1 or M2 if accessible from the remainder of the a. they conform to the requirements of the storey; Supply of Machinery (Safety) Regulations k. doors are distinguishable visually from 1992, SI 1992/3073 (Note: These the adjoining walls; regulations may be met by compliance, l. an audible and visual announcement among other things, with the relevant of platform arrival and level reached is British Standards, EN81 series of provided; standards or where necessary Notified Body approval); m. areas of glass are identifiable by people with impaired vision. b. in a building with a single stairway, the required clear width of the flight of Wheelchair platform stairlifts stairs and landings for means of escape is maintained when the wheelchair Design considerations platform is in the parked position 3.44 Wheelchair platform stairlifts are only (see also Approved Document B); intended for the transportation of wheelchair c. the rated speed of the platform does users and should only be considered for not exceed 0.15m/s; conversions and alterations where it is not practicable to install a conventional d. continuous pressure controls are passenger lift or a lifting platform. Such provided; stairlifts travel up the string of a stair. e. the minimum clear dimensions of They should not be installed where their the platform are 800mm wide and operation restricts the safe use of the stair 1250mm deep; by other people. f. they are fitted with clear instructions 3.45 A wheelchair platform stairlift allows for use; a wheelchair user to travel independently up and down stairs while remaining seated g. access with an effective clear width of in a wheelchair. A wheelchair platform at least 800mm is provided; stairlift may be more suitable for use in h. controls are designed to prevent small areas with a unique function, e.g. a unauthorised use. small library gallery, a staff rest room or a training room. Access to and use of buildings other than dwellings Approved Document M Volume 2 36 O N L I N E V E R S I O N