Explanatory Note
Title: Specialized construction activities in civil engineering
It comprises specialized construction activities in civil engineering, namely,
construction of foundations for civil engineering, including pile driving, sinking of
wells, assembly of structures, prefabricated in steel, for civil engineering works, installation
of protective barriers, traffic signs, etc., construction of noise protection walls,
for example, along roads, installation of street furniture and prefabricated swimming pools,
painting of horizontal signs and other markings on roads, construction of walls
rock protection and installation of rockfall protections.
Does not include:
Road paving (42110);
Construction of non-prefabricated swimming pools (42990);