Terracing work: digging, grading of construction sites, opening of trenches, removal of rocks, destruction with explosives, etc.
Removal on construction sites
Test borings, test holes and corings for building and geophysical, geological and similar studies
Making of horizontal drillings for cables or pipes
Installation in buildings or in other projects of building of: heating, cooling and ventilation systems (except heating)
Installation of blinds and florentine blinds
Other work of n.e.s. installation, including accessories installation
Work of general 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 metal covered doors and metallic fire doors
Assembling of metallic greenhouses, verandas, etc.
Assembling of partitions in gypsum
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.
Cleaning with steam, sandblasting and similar activities used on the outside of buildings
Making of repointing works
Setting of screeds
Setting of foundations, including pile hammering
Assembling and disassembling of scaffoldings and work platforms
Wholesale trade of tires
Retail trade of tires
Retail trade of radio and television appliances and other audio-video appliances for domestic use, such as video recorder, cameras, hi-fi equipment, etc.
Demolishing
Laying of floors and fitting wooden wall-coverings
Intermediation of common goods
Wholesale in electronic materials, inclusive of material for installation
Various administrative services for offices
Copying, preparing of documents and other related ancillary activities for office firms
Hanging wall-paper, as well as flooring and wall-coverings of other materials
Painting of buildings
Other types of works with regard to the completion of buildings