Manufacture and repair of driving railway equipments and mechanical appliances, electromechanical appliances for signalling and security
Development, assembling and maintenance of control systems in non stop industrial process
Development, assembling and maintenance of automatic production units, including several machines, handling equipments and appliances for centralized control
Installation of secondary power supply systems (electrical generators)
Realization of individual houses' carcass
Making of the carcass of building with several rooms (apartments, etc.)
Making of carcass of buildings and business or industrial work, of vehicle parkings, warehouses, schools, hospitals, buildings for worship, etc.
Assembling of sheds, barns, silos, ... for agricultural use
Building of highways, roads, streets, pavements and other roads for vehicles and pedestrians (including the setting of guard rails)
Building of runways
Paint markings of roads and parking areas
Building of railroads: setting of rails and ballasts, repair of roads
Building of decks, including those for overpasses, elevated roadways, etc.
Building of tunnels for roads and railways and other underpasses
Building of conveyance, distribution and water disposal networks
Building of gas, fuel transport networks, etc.
Building of transport and distribution lines for electricity
Building of lines and networks of telecommunication
Making of dredging work
Scraping of rivers, pits, etc.
Building of ports (including pleasure ports) and basins
Building of dams and dikes
Building of canals and other waterways
Building of locks and other regulation devices
Building of settling tanks and other devices for water disposal
Destruction of buildings and other kind of buildings
Terracing work: digging, grading of construction sites, opening of trenches, removal of rocks, destruction with explosives, etc.
Preparation of sites for mining: overburden removal and other work of planning and preparation for mining sites
Ground-water lowering and dredging of construction sites
Dredging of agricultural and silvicultural lands
Test borings, test holes and corings for building and geophysical, geological and similar studies
Making of horizontal drillings for cables or pipes
Setting of electric cables and appliances
Setting of telecommunication systems and computer installations
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: 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)
Other work of n.e.s. installation, including accessories installation
Installation of lifts and escalators
Assembling of garage doors, blinds, louvers, grids, etc.
Assembling of garage doors, blinds, louvers, grids, etc. in metal
Works of leakproofing of roofs and flat roofs
Treatment of walls with waterproofing products
Setting of foundations, including pile hammering
Building of industrial ovens and chimneys
Assembling of elements of metallic structures, not made by the unit making the works
Assembling and disassembling of scaffoldings and work platforms
Letting of building material with operator
Design and realization of projects interesting electric and electronic engineering, mining, chemical and industrial engineering, the engineering of systems, security technics, etc.
Design and maintenance of gardens, parks and green places for sport facilities
Construction of other types of non-residential buildings
Construction of bridges and tunnels
Construction of distribution facilities for water and gas
Construction of civil-technical works for electricity and telecommunications
Water-works, with the exception of dredging
Preparing land for construction
Electro-technical installation works at buildings
Electro-technical installation works, with the exception of those executed at buildings
Plumbing works
Making walls waterproof
Carrying out masonry and pointing
Services concerning transportation by land
Trade in own real estate
Rental and lease of machines and installations used in the building industry, road works and water works