Canada Occupational Health and Safety Regulations (SOR/86-304)

3.10 (1) The erection, use, dismantling or removal of a scaffold shall be carried out by or under the supervision of a qualified person.

(2) The footings and supports of every scaffold shall be capable of carrying, without dangerous settling, all loads that are likely to be imposed on them.

(3) Every scaffold shall be capable of supporting at least four times the load that is likely to be imposed on it.

(4) The platform of every scaffold shall be at least 480 mm wide and securely fastened in place.