424. The professions engaged in building and civil engineering work.

The professional people who may be engaged in building contract work include architects, engineers1, surveyors and quantity surveyors2. Of these, only architects are regulated by statute. An architect3, who must be registered in the register of architects4, is one who possesses, with due regard to aesthetic as well as practical considerations, adequate skill and knowledge to enable him to: (1) originate; (2) design and plan; (3) arrange for and supervise the erection of such building or other works calling for skill in design and planning as he might, in the course of his business, reasonably be asked to carry