Boring and building of waterwells, driving of wells
Other work of n.e.s. installation, including accessories installation
Cleaning of new buildings and restoring after works
Cleaning with steam, sandblasting and similar activities used on the outside of buildings
Making of repointing works
Assembling of elements of metallic structures, not made by the unit making the works
Assembling and disassembling of scaffoldings and work platforms
Inside cleaning of all kind of buildings: offices, industries, institutional premises and other premises for professional or trade use, apartment buildings, etc
Preparing land for construction
Drilling and pre-drilling
Insulation works
Other types of works with regard to the completion of buildings
Cleaning of frontages
Restoration of buildings
Cleaning of buildings
Other types of cleaning of buildings; industrial cleaning