Article 2

For the purpose of this Convention:

(a) The term "construction" covers:

(i) building, including excavation and the construction, structural alteration, renovation, repair, maintenance (including cleaning and painting) and demolition of all types of buildings or structures;

(ii) civil engineering, including excavation and the construction, structural alteration, repair, maintenance and demolition of, for example, airports, docks, harbours, inland waterways, dams, river and avalanche and sea defence works, roads and highways, railways, bridges, tunnels, viaducts and works related to the provision of services such as communications, drainage, sewerage, water and energy supplies;

(iii) the erection and dismantling of prefabricated buildings and structures, as well as the manufacturing of prefabricated elements on the construction site;

(b) the term "construction site" means any site at which any of the processes or operations described in subparagraph (a) above are carried on;

(c) the term "workplace" means all places where workers need to be or to go by reason of their work and which are under the control of an employer as defined in subparagraph (e) below;

(d) the term "worker" means any person engaged in construction;

(e) the term "employer" means:

(i) any physical or legal person who employs one or more workers on a construction site; and

(ii) as the context requires, the principal contractor, the contractor or the subcontractor;

(f) the term "competent person" means a person possessing adequate qualifications, such as suitable training and sufficient knowledge, experience and skill for the safe performance of the specific work. The competent authorities may define appropriate criteria for the designation of such persons and may determine the duties to be assigned to them;

(g) the term "scaffold" means any temporary structure, fixed, suspended or mobile, and its supporting components which is used for supporting workers and materials or to gain access to any such structure, and which is not a "lifting appliance" as defined in subparagraph (h) below;

(h) the term "lifting appliance" means any stationary or mobile appliance used for raising or lowering persons or loads;

(i) the term "lifting gear" means any gear or tackle by means of which a load can be attached to a lifting applicance but which does not form an integral part of the appliance or load.

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	Convention 167 of the International Labour Organisation Concerning Safety and Health in Construction (Geneva, 20 June 1988)