Machines for measuring tensile stress applied by a prestressed bar; machines for measuring the strain of prestressed or reinforced concrete, and for measuring the strain of steel wires, cables and strands or the like in motion or not.

Non-metallic construction materials; rigid pipes non-metallic for building; asphalt, pitch and bitumen; buildings, transportable, not of metal; prefabricated construction elements not made of metal; non-metallic materials used for building civil engineering structures; non-metallic structures for stabilizing the earth by means of mechanical effect; non-metallic structures for earth retention; retaining walls not of metal; non-metallic frameworks for building civil engineering structures; non-metallic panels for forming a cover for mechanically-stabilized land structures; non-metallic panels for forming a cover for earth stabilization structures by means of mechanical effect; concrete panels for building; blocks of concrete; blocks, panels, chambers, tanks and silos, all wholly not of metal, used for building civil engineering structures; products for injection into the ground, especially concrete grout.

Construction; construction, public works, civil engineering works of all type, excavations, drilling pilots, wells, trenches, enclosures, or tunnels; services involving building, repairing, maintaining and demolishing buildings and civil engineering structures; construction, maintenance and repair services for roads, tracks, runways, bridges, bridge abutments, stabilized land structures, earth stabilization structures by means of mechanical effect, earth stabilization devices, earthworks, retaining walls, dikes, tunnels, gutters, chambers, retention basins, reservoirs, silos and historical monuments, waste processing facilities; construction, repair, restoration and maintenance services for nuclear fuel production and enrichment facilities, of materials used for shielding and absorbing neutrons; disassembling and renewing nuclear facility infrastructure, especially electrical equipment, ventilating technology and wastewater treatment equipment; services involving ground injection of products, especially with a view to its consolidation or its sealing, installing reinforcements or ties for strengthening the ground; earthmoving; land clearing; dredging; supervising in the field of construction; rental of construction equipment; construction information; repair information; earth pollution removal work.

Engineers' services in the field of construction; analysis services and expert appraisals in the field of construction, prestressing and cable structures; analysis services and expert appraisals of building and civil engineering structures; consulting services in civil engineering and industrial engineering in the fields of stabilizing and sanitation of the ground; consulting in civil engineering and industrial engineering in the fields of sealing and protection against fire and rust; consulting in civil engineering and industrial engineering in the fields of asbestos disposal, decontamination and pollution control of floors and buildings; expert appraisals (engineers' services) and technical consulting for all the following products: common metals and their alloys, metal building materials, transportable buildings of metal, materials of metal for railway tracks, non-electric cables and wires of common metal, ironmongery and small items of metal hardware, pipes and tubes of metal, metal products, ores, prefabricated construction elements of metal, metal structures for stabilizing the earth by means of mechanical effect, structures made of metal for earth retention, retaining walls of metal, reinforcing materials of metal for building civil engineering structures, building panels of metal, metallic panels for forming a cover for mechanically-stabilized land structures, metallic panels for forming a cover for earth stabilization structures by means of mechanical effect; expert appraisal services (engineers' services) and technical consulting for all the following products: machines and machine tools, machines and apparatus for construction purposes, public works and carrying out civil engineering work of all type, machines for measuring the tensile stress applied by a prestressed bar, machines for measuring the strain of prestressed or reinforced concrete, as well as for measuring the strain of steel wires, cables and filament or the like in motion or not, excavators used especially for digging trenches or making walls inside the floor, machines for injecting products into the ground; expert appraisal services (engineers' services) and technical consulting for all the following products: construction materials, not of metal, non-metallic rigid pipes for building, asphalt, pitch and bitumen, non-metallic transportable buildings, prefabricated construction elements not made of metal, non-metallic materials used for building civil engineering structures, non-metallic structures for stabilizing the earth by means of mechanical effect, non-metallic structures for earth retention, retaining walls not made of metal, reinforcing materials, not of metal, for building civil engineering structures, non-metallic panels for forming a cover for mechanically-stabilized land structures, non metallic panels for forming a cover for earth stabilization structures by means of mechanical effect, concrete panels for building, concrete blocks, blocks, panels, chambers, tanks and silos, all wholly non metal, for building civil engineering structures, products for injection into the ground, especially concrete grout; expert appraisal services (engineers' services) and technical consulting for all the following services: building services, carrying out building, public works, civil engineering work of all type, excavation, drilling of pilots, wells, trenches, enclosures or tunnels, services involving building, repair and maintenance, and demolition of buildings and civil engineering structures, construction, maintenance and repair services for roads, tracks, runways, bridges, bridge abutments, stabilized land structures, earth stabilization structures by means of mechanical effect, earth stabilization devices, earthworks, retaining walls, dikes, tunnels, gutters, chambers, retention basins, reservoirs, silos and historical monuments, waste treatment facilities, construction, maintenance and repair services for nuclear fuel production and enrichment facilities, for equipment used for shielding and absorbing neutrons, disassembling and renewing nuclear facility infrastructure, especially electrical, ventilating technology and wastewater treatment equipment, services involving ground injection of products, especially with a view to its consolidation or its sealing, installing reinforcements or ties for strengthening the ground, earthworks, land clearing, dredging, supervising in the field of construction, rental of construction equipment, construction information, repair information, earth pollution removal work; carrying out expert appraisals, reports, studies, analyses and development of concepts and preliminary engineering drafts, especially in the field of security, environment, energy and nuclear technology; designing, installing, updating, maintaining, rental of computer software in the field of construction.