Building of highways, roads, streets, pavements and other roads for vehicles and pedestrians (including the setting of guard rails)
Terracing work: digging, grading of construction sites, opening of trenches, removal of rocks, destruction with explosives, etc.
Ground-water lowering and dredging of construction sites
Removal on construction sites
Installation in buildings or in other projects of building of: pumbling systems and hygiene appliances, pipes for gas and water (except for heating), setting of automatic extinguishers, etc.
Installation of blinds and florentine blinds
Work of general installation
Application in buildings and in other projects of building of gypsum or stucco, inside and outside, including the associated lathing materials
Assembling of movable partitions, recoverings for walls, ceilings, etc.
Assembling of garage doors, blinds, louvers, grids, etc.
Assembling of greenhouses, verandas, etc.
Assembling of movable partitions, recoverings for walls, ceilings, etc., in metal
Assembling of garage doors, blinds, louvers, grids, etc. in metal
Installation of inside doors, partitions,... in glass
Assembling of partitions in gypsum
Setting in buildings or other projects of building of: wall recoverings or tiles in ceramic, in concrete or in freestones; floorings and wall recovering in granites, etc.
Setting in buildings or other projects of building of: wooden floors, partition recovering in wood
Setting of wallpapers
Assembling of frames
Works of recovering in all materials
Setting of rainwater disposal elements
Cleaning with steam, sandblasting and similar activities used on the outside of buildings
Setting of screeds
Setting of foundations, including pile hammering
Assembling of elements of metallic structures, not made by the unit making the works
Making of lifting works for third parties
Assembling and disassembling of scaffoldings and work platforms
Electro-technical installation works at buildings
Electro-technical installation works, with the exception of those executed at buildings
Insulation works
Carpentry
Painting of buildings
Intermediation of food stuff and luxuries
Intermediation specialised in other products
Retail trade in wooden building materials and garden materials, in specialised shops
Other types of retail trade, not carried on in shops or by means of street and market vending