Recommended Design Requirements (Cont’d)
Toilet/Compartment Doors
(e) Double swing doors which open both inwards and outwards may be
provided in any toilets or
cubicles. Sliding door fixed with vertical grab
rails on both sides of the door in accordance with paragraph (ea) (viii)
below is equally acceptable provided that it is not heavy or awkward to
use. The requirements of door handle and horizontal grab rail will not
be applicable to sliding doors.
(ea) A power-operated door should be designed as follows:
(i) push pad type control buttons having a minimum dimension of 20
mm should be used to open or lock the door;
(ii) after the door is open, the door should be automatically closed
after a minimum of 10-second time lapse. An audible signal
should be provided to signify the door opening and closing action;
(iii) a detection device should be provided to re-open the door in the
event of hitting any obstacle. The device should be positioned at a
height between 300 mm and 400 mm above the finished floor
level;
(iv) a lock button should be provided inside the toilet. The locking
device should be able to be released from the outside manually
upon activation of an emergency break glass unit installed
between 1800 mm and 2000 mm above the finished floor level
outside the toilet. The maximum horizontal force for opening the
door manually should comply with the requirements stipulated in
paragraph 43 in Division 10;
(v) in case the lock button is pressed before the door-closing action is
complete, the door should still be able to be locked;
(vi) an audible message should be provided in English, Cantonese
and Putonghua to inform the user after the door is locked;
(vii) an indicator activated by the locking device signifying the toilet is
being occupied should be provided both inside and outside the
toilet;
(viii) the door should be provided with vertical grab rails fixed on both
sides of the door at the height of 800 mm from the finished floor
level (measuring from the bottom of the grab rails) and with a grip
space of not less than 30 mm clear of the door. Grab rails should
not be less than 32 mm and not more than 40 mm in external
diameter and not less than 600 mm in length;
(ix) the door including control buttons should have a minimum
luminous contrast of 30% with the door frame and their
surrounding finishes;
(x) a back-up emergency power supply should be provided for at
least 20 minutes in power failure situation;
(xi) the control buttons should be installed at the wall adjacent to the
door opening such that the user will not be interfered by the door
movement. For a door swinging into an area with internal corner,
the buttons should be located at least 600 mm from the internal
corner of a room and the button should have a clear 1000 mm
minimum distance from the swing of the door;
(xii) the control buttons should be located at not less than 900 mm and
not more than 1200 mm above the finished floor level;
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