Building of highways, roads, streets, pavements and other roads for vehicles and pedestrians (including the setting of guard rails)
Boring and building of waterwells, driving of wells
Building of conveyance, distribution and water disposal networks
Building of gas, fuel transport networks, etc.
Building of lines and networks of telecommunication
Scraping of rivers, pits, etc.
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
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
Setting of electric cables and appliances
Setting of telecommunication systems and computer installations
Assembling of inside and outside woordworks: doors, windows, closets of equipped kitchens, shop equipments, frames for windows and doors, etc.
Assembling of garage doors, blinds, louvers, grids, 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 garage doors, blinds, louvers, grids, etc. in metal
Cleaning of new buildings and restoring after works
Other works of finishing in buildings n.e.s.
Setting of foundations, including pile hammering
Assembling of elements of metallic structures, not made by the unit making the works
Cutting of trees and hedges
Design and maintenance of gardens, parks and green places for sport facilities
Drilling and pre-drilling
Insulation works
Other types of works with regard to the completion of buildings
Dredging
Maintenance of the landscape
Preparing land for construction
Other types of specialised building activities
Construction of high roads and other types of roads