Advisory services relating to the construction of civil engineering structures; Advisory services relating to the construction of mechanical engineering structures; Advisory services relating to the repair of civil engineering structures; Advisory services relating to the repair of mechanical engineering structures; Civil engineering (construction and maintenance); Civil engineering construction; Civil engineering consultancy (construction and maintenance); Civil engineering demolition; Construction engineering; Hire of machines for use in civil engineering; Marine engineering (maintenance); Mechanical engineering services (construction); Project preparation relating to civil engineering; Project preparation relating to construction engineering; Structural engineering services (construction); Underground civil engineering services; Mining extraction