ADMINISTRATIVE AND SUPPORT SERVICE ACTIVITIES
77 Rental and leasing activities
77.3 Renting and leasing of other machinery, equipment and tangible goods
77.32 Renting and leasing of construction and civil engineering machinery and equipment
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
42.2 Construction of utility projects
42.21 Construction of utility projects for fluids
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
43.13 Test drilling and boring
PROFESSIONAL, SCIENTIFIC AND TECHNICAL ACTIVITIES
71 Architectural and engineering activities; technical testing and analysis