Four different major international copper projects are discussed. Three have recently come on line, and one is now being constructed. Each of the projects has encountered unique problems during the course of its development because of the legal requirements of the host country, together with its political and social needs._x000D_
Nevertheless, there have been similar problems to solve. There were six common factors. 1. Quality engineering to be performed under the direction of an experienced project team. 2. Good communications._x000D_
3. Logistics. 4. Customs requirements._x000D_
5. Availability of capable construction labour. 6. Local material source capability.