Design, building and installation of piping networks, including a complementary treatment of pipes to realize mainly pipes or networks under pressure
Paint markings of roads and parking areas
Building of tunnels for roads and railways and other underpasses
Boring and building of waterwells, driving of wells
Building of gas, fuel transport networks, etc.
Building of lines and networks of telecommunication
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
Dredging of agricultural and silvicultural lands
Setting of lighting and signalling systems for roads, railroads, port and airport installations (including the setting of notice boards)
Implementation in buildings or in other projects of building of: thermal insulation materials, acoustic and antivibrating insulation materials
Other work of n.e.s. installation, including accessories installation
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 partitions in gypsum
Paint of metallic works
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
Building of decorative chimneys and fires
Making of repointing works
Setting of foundations, including pile hammering
Assembling and disassembling of scaffoldings and work platforms
Wholesale trade of work in wood, osier or in cork
Retail trade of items in wood, cork and wicker
Inside cleaning of all kind of buildings: offices, industries, institutional premises and other premises for professional or trade use, apartment buildings, etc
Window cleaning
Chimney sweeping and cleaning of hearths, ovens, incinerators, boilers, air ducts and smoke removal appliances
Activities of disinfection and destruction of parasites in buildings, ships, trains, etc.
Design and maintenance of gardens, parks and green places for sport facilities
Other repairs of n.e.s. goods
Roofing
Making walls waterproof
Restoration of buildings
Intermediation of wood and building material
Drilling and pre-drilling
Insulation works
Carpentry
Wholesale in wood
Other types of cleaning of buildings; industrial cleaning
Production of steam boilers, with the exception of boilers used in central heating