CONSTRUCTION
41 Construction of buildings
41.1 Development of building projects
41.2 Construction of residential and non-residential buildings
42 Civil engineering
42.1 Construction of roads and railways
42.11 Construction of roads and motorways
42.12 Construction of railways and underground railways
42.13 Construction of bridges and tunnels
42.9 Construction of other civil engineering projects
42.91 Construction of water projects
42.99 Construction of other civil engineering projects n.e.c.
43 Specialised construction activities
43.1 Demolition and site preparation
43.11 Demolition
43.12 Site preparation
43.3 Building completion and finishing
43.31 Plastering
43.32 Joinery installation
43.33 Floor and wall covering
43.34 Painting and glazing
43.39 Other building completion and finishing
43.9 Other specialised construction activities
43.91 Roofing activities