6
reinforcing elements of steel for reinforced concrete, steel tension members for stay cables and prestressed concrete consisting of bars, wire or strands, anchoring elements therefore, namely anchor bodies, sockets, wedge plates, wedge, nuts, couplers, shims, sleeves, metal ducts and sheathing
7
mechanical and hydraulic jacks, machines for straightening, bending, installing and tensioning steel bars and strands; machines for cutting or rolling threads on reinforced elements; machines for preparing and injecting corrosion protective and/or bonding substances, namely waxes, synthetic resin, synthetic resin-based mortar and cement mortar
37
structural and civil construction works, in particular bridge construction, erecting scaffoldings, assembly and installation of tension members, in particular for suspension bridges and cable-stayed bridges, installing reinforcement and tension members as well as prestressing tendons for reinforced and/or prestressed concrete structures; rental of machine, tools and apparatus for construction purposes; construction management and supervision; construction planning
42
architectural, structural and civil engineering; quality management for others; technical consulting in the field of engineering; computer programming for others; architectural design for others, construction dimensioning for others, and expertizing for others