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
Making of horizontal drillings for cables or pipes
Setting of electric cables and appliances
Setting of monitoring systems and alarms against housebreakings
Setting of lighting and signalling systems for roads, railroads, port and airport installations (including the setting of notice boards)
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 in buildings or in other projects of building of: heating systems by electricity, gas and fuel, boilers, materials and pipes for ventilation and air conditioning, etc.
Installation in buildings or in other projects of building of: heating, cooling and ventilation systems (except heating)
Setting of electrical installations of heating
Implementation in buildings or in other projects of building of: thermal insulation materials, acoustic and antivibrating insulation materials
Work of insulation of pipes for heating or cooling
Work of insulation of coolers or refrigerated warehouses
Installation of blinds and florentine blinds
Installation of signs, lighted or not
Other work of n.e.s. installation, including accessories installation
Work of general installation
Installation of lifts and escalators
Setting of antennas and lightning rods
Application in buildings and in other projects of building of gypsum or stucco, inside and outside, including the associated lathing materials
Assembling of inside and outside woordworks: doors, windows, closets of equipped kitchens, shop equipments, frames for windows and doors, etc.
Assembling of movable partitions, recoverings for walls, ceilings, etc.
Assembling of garage doors, blinds, louvers, grids, etc.
Assembling of metal covered doors, fire doors
Assembling of greenhouses, verandas, etc.
Assembling of inside and outside metallic woordworks: doors, windows, frames for windows and doors, stairs, closets for equipped kitchens, shop equipments, etc.
Assembling of movable partitions, recoverings for walls, ceilings, etc., in metal
Assembling of garage doors, blinds, louvers, grids, etc. in metal
Assembling of metal covered doors and metallic fire doors
Assembling of metallic greenhouses, verandas, etc.
Assembling of inside and outside woodwork in plastic
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
Inside and outside paint of buildings
Paint of metallic works
Cleaning of new buildings and restoring after works
Other works of finishing in buildings n.e.s.
Assembling of frames
Works of recovering in all materials
Setting of rainwater disposal elements
Works of leakproofing of roofs and flat roofs
Treatment of walls with waterproofing products
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
Making of lifting works for third parties
Assembling and disassembling of scaffoldings and work platforms
Letting of building material with operator
Inside cleaning of all kind of buildings: offices, industries, institutional premises and other premises for professional or trade use, apartment buildings, etc
Window cleaning
Preparing land for construction
Electro-technical installation works at buildings
Electro-technical installation works, with the exception of those executed at buildings
Plumbing works
Installation of heating, air-conditioning and ventilation
Insulation works
Other types of building installations
Plastering work
Carpentry
Laying of floor and wall tiles
Laying of floors and fitting wooden wall-coverings
Hanging wall-paper, as well as flooring and wall-coverings of other materials
Painting of buildings
Painting of civil-technical works
Glazing
Roofing
Making walls waterproof
Cleaning of frontages
Restoration of buildings
Works with cement concrete
Wholesale in common building materials
Retail trade in other types of building materials in specialised shops
Cleaning of buildings
Other types of cleaning of buildings; industrial cleaning
Retail trade in cars and small vans (< 3.5 metric tonnes)
Other types of works with regard to the completion of buildings