Building of highways, roads, streets, pavements and other roads for vehicles and pedestrians (including the setting of guard rails)
Building of sport fields, game fields, swimming pools, etc.
Ground-water lowering and dredging of construction sites
Dredging of agricultural and silvicultural lands
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.
Installation of private swimming pools
Specialized retail trade of a wide range of articles for gardening and horticultural products (gardening centres)
Cutting of trees and hedges
Design and maintenance of gardens, parks and green places for sport facilities
Construction of sewerage systems
Construction of civil-technical works for liquids
Preparing land for construction
Laying of floor and wall tiles
Non-specialised wholesale in non-frozen foods, beverages and luxuries
Retail trade carried out in non-specialised shops where food stuff and luxuries are in the majority (vending-surface < 100 square metres)
Retail trade in vegetables and fruits in specialised shops
Retail trade in wooden building materials and garden materials, in specialised shops
Retail trade in flowers, plants, seeds and fertilizers in specialised shops