Materials not of metal used in civil engineering structure construction; construction materials of sand, stone, rock, clay, minerals and concrete; boulders; crushed rock; non-metallic reinforcements for construction of civil engineering works; non-metallic structures for stabilizing the earth by mechanical means; structures not of metal for earth retention; glass fibers for construction and soil reinforcement; retaining walls not of metal; non-metallic panels for forming a cover for mechanically-stabilized earth structures; panels not of metal for forming a cover for structures for earth stabilization by mechanical means; concrete panels; concrete blocks; blocks, panels, enclosures (walls) not of metal used in reinforced embankment construction; all the aforesaid goods exclusively for use in connection with construction and soil reinforcement.;
Construction; prefabricated building element installation services; construction, maintenance and repair of reinforced embankments; installation of reinforcements or ties for strengthening the ground; construction and installation of cladding on building structures and retaining structures; construction, public works, civil engineering structures, excavations, drilling of pilots, wells, trenches, walls or tunnels; construction, repair and maintenance of buildings and civil engineering structures; construction, maintenance and repair of roads, tracks, runways, bridges, bridge abutments, stabilized land structures, earth stabilization structures by means of mechanical effect, earth stabilization devices, embankments, retaining walls, dikes, tunnels, gutters, enclosures, reservoirs, tanks, silos and historical monuments; dredging; supervision in the field of construction; rental of construction equipment; information with respect to construction; repair information.;