Manufacture of prefabricated work in concrete, used in buildings: tiles, bricks, hollow tiles, plates, prefabricated sections, tubs, pillars
Manufacture of prefabricated elements in concrete for buildings and civil engineering
Manufacture of concrete and mortars ready to use
Manufacture of piping accessories in steel: flat faced or welding neck flanges forged in steel, accessories to weld end to end in steel, threaded and other accessories in steel
Building of highways, roads, streets, pavements and other roads for vehicles and pedestrians (including the setting of guard rails)
Boring and building of waterwells, driving of wells
Removal on construction sites
Installation of blinds and florentine blinds
Work of general installation
Cleaning of new buildings and restoring after works
Cleaning with steam, sandblasting and similar activities used on the outside of buildings
Masonry
Making of repointing works
Wholesale trade of general furniture hardwares (nails, wires, fastening, bolting, etc.), of hand tools (hammers, saws, screwdrivers, etc.) and of electroportative tools
Transport of concrete, ready to use, not made by the unit itself
Hire and leasing of machines and equipments for construction industry and engineering, without operator (cranes, bulldozers, concrete mixers, etc.)
Cutting of trees and hedges
Design and maintenance of gardens, parks and green places for sport facilities
Production of concrete products used in the building trade
Production of ready-to-use concrete
Production of other products made from concrete, plaster and cement
Construction of residential buildings
Preparing land for construction
Drilling and pre-drilling
Insulation works
Cleaning of frontages
Carrying out masonry and pointing
Wholesale in common building materials
Do-it-yourself businesses and d.i.y. shops of common building materials
Cleaning of buildings
Other types of cleaning of buildings; industrial cleaning