Hong Kong Regulations

BUILDING (ADMINISTRATION) REGULATIONS - REGULATION 13

Ratio of plans

(1) Plans and sections of building works shall be drawn to a ratio of not less
than 1:100: Provided that, in the case of very extensive building works, the
Building Authority may accept plans drawn to a ratio of not less than 1:200.

(2) (a) Every key plan submitted in respect of street works shall be drawn to
a ratio of not less than 1:2500.

   (b)  Every layout plan so submitted shall be drawn to a ratio of not less
        than 1:200.

   (c)  Longitudinal sections so submitted shall-

        (i)    if horizontal, be drawn to a ratio of not less than 1:500; and

        (ii)   if vertical, be drawn to a ratio of not less than 1:200.

   (d)  Cross sections so submitted shall be drawn to a ratio of not less than
        1:200.

   (e)  Typical road sections so submitted shall be drawn to a ratio of not
        less than 1:50.

(3) Every block plan shall be drawn to a ratio of not less than 1:500. (L.N.
294 of 1976)