(1) Where urinals are manufactured from fire-clay or stainless steel, they shall comply with S.A.B.S 924, Stainless steel stall urinals, respectively.

(2) The bottom of the urinal shall be evenly graded to an outlet trap of an internal diameter of not less than 75 millimetres, and shall be provided with an efficient corrosion-resistant hinged domical metal grating of such size as to be capable of rapidly and efficiently clearing the contents of the urinal, including the flush discharge.

(3) Where urinals are not separated into single units, each 500 millimetres of length of such urinal shall be taken as being equivalent to a urinal unit.

(4) Where basin urinals are used they shall-

a) be trapped at the outlet of the fitting and the outlet pipe shall be carried from the trap at a suitable fall to discharge into a soil stack or private sewer; or

b) discharge through vertical outlet pipes, without the interposition of a trap into a glazed floor channel leading to a trap.

(5) Where urinal stalls are in ranges, or where they are not separated into single units, the invert of the channel or of the urinal range may be evenly graded to a common outlet trap complete with hinged gratings as for a single-stall urinals, but , in such cases, the outlet trap shall be not less than 100 millimetres in internal diameter.

(6) Where conditions prevent the lip of a urinal stall or channel from finishing flush with the floor, the urinal shall be provided with a step of a height and width approved by the local authority.

(7) Where required by the local authority, a separate trap shall be provided for each stall.