is descending at its rated speed or, where the safety gear provided for the lift or counterweight is operated by a governor, at the governor tripping speed.
Lill pit to be
13. (1) There shall be provided, at the bottom of every liftway, provided, etc. below the level of the lowest lift landing, a lift pit.
Illumination
of lift pit and
provision of stop switch.
Ladder to be provided in lift pit in cerklin cases.
Guard ruds
in lift pit.
Counter-
(2) Every such lift pit shall
(ơ) be of such depth that, when the car of the lift has completely depressed the buffers, there is a clearance of not less than two fest between the lowest part of the car, and any projections on the bottom of such car, and the floor of the pit; and
(b) save where it terminates elsewhere than on or in the ground,
be of waterproof construction,
14. There shall be provided for every lift pit-
(a) adequate artificial illumination, which shall be operated by a
switch; and
(b) a stop switch, which shall be situated-
(i) so as to be accessible from the place at which access to the lift pit is obtained; or
(1)) in such other position as the Building Authority may approve.
15. (1) Where the floor of any lift pit is more than four feet six inches below the level of the lowest entrance to the liftway, a fixed ladder shall be provided.
(2) Every such ladder shall be-
(4) vertical; and
(b) constructed of incombustible material.
16. Where more than one lift is installed in one liftway and thert is a difference of more than one foot in the levels of the floors of the lift pits, adequate guard rails shall be provided.
17. Every counterweight shall, from a height of twelve inches: weight to be above the floor of the lift pit to a height not less than seven feet above
such floor, be enclosed by a screen.
screened.
of counter-
Situation
weight.
18. Every counterweight shall be situated in the liftway in which the lift for which it is provided, is installed.
7
19. (1) Guides shall be provided to guide the car of every lift and Guides. every counterweight throughout its travel.
(2) Every such guide shall-
(a) be of adequate length and rigid construction:
(6) have machined guide surfaces; and
(c) be so jointed and fixed to the guide brackets that it cannot
deflect more than a quarter inch in normal conditions.
20. (1) Guide brackets shall be provided at intervals of not more Guide than twelve feet and shall be embedded into the walls enclosing the brackets, liftway or fixed to such walls by bolts embedded into such walls.
(2) Wood or fibre blocks or plugs shall not be used for securing any guide bracket.
21. (1) A room shall be provided in connexion with every lift Machine for housing the machinery and other equipment therefor,
(2) Every such room shall-
(a) save where it is provided in connexion with a service lift, have
a clear height of not less than seven feet;
(b) be provided with adequate lighting and ventilation; and
(c) be so constructed as to allow convenient access to the machinery and other equipment housed therein and as to enable such machinery or equipment to be removed therefrom. (3) Every part of the floor of every such room shall be of adequate strength to support the beaviest unit of machinery or other equipment housed therein.
(4) The floor of every such room shall have an F.R.P. of not less than two hours.
(5) The walls and roof of every such room shall be constructed t『-
(0) brick;
(6) concrete: of
(c) other approved material.
(6) Where, in any such room, there is a difference, exceeding two feet. in the level of the floor thereof, adequate guard rails and a ladder shall be provided at any place where the level so changes,
(7) The door of every such room shall- (a) be self closing:
room,