This class includes: - construction activities specialising in one aspect common in civil engineering, requiring specialised skill or equipment: • construction of foundations for civil engineering, including piledriving • shaft sinking • erection of steel elements for civil engineering projects • installation of crash barriers, traffic signs, etc. - erection of noise protection walls (e.g. along roads) - installation of street furniture - installation of prefabricated swimming pools - road painting and other marking of streets - erection of protective rock walls and installation of rockfall protection
This class excludes: - surface work (e.g. paving of roads (asphalt, concrete, stone, etc.)), see 42.11 - construction of non-prefabricated swimming pools, see 42.99