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
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.
Other works of finishing in buildings n.e.s.
Construction of sewerage systems
Laying of floor and wall tiles
Other types of works with regard to the completion of buildings
Other types of specialised building activities
Rental and lease of machines, equipment and tools used by the do-it-yourselfer
Rental and lease of other types of consumer products