6
Check rails of metal for railways; Buildings, transportable, of metal; Common metals and their alloys; Metal materials for construction; Metal hardware; Framework of metal for building; Building materials of metal; Structures and transportable buildings of metal; Building and construction materials and elements of metal; Road construction materials of metal
19
Macadam; Building materials, not of metal; Building and construction materials and elements made of wood and artificial wood; Building and construction materials and elements made of pitch, tar, bitumen or asphalt; Building and construction materials and elements made of sand, stone, rock, clay, minerals and concrete; Structures and transportable buildings, not of metal; Crash barriers not of metal; Pitch, tar, bitumen and asphalt; Structural elements (Non-metallic -) for use in building; Structural frameworks (Non-metallic -) for buildings; Building and construction materials and elements, not of metal; Roadways of non-metallic materials; Paving stones; Non-metallic transportable structures
37
Construction consultancy; Construction services; Snow removal; Consultancy relating to residential and building construction; Consultancy and information services relating to construction; Installation services of building scaffolds; Repair or maintenance of building equipment; Installation services for building scaffolds, working and building platforms; Street construction; Construction of motorways; Road stripping; Marking of roads; Construction of bridges; Building maintenance and repair; Residential construction; Maintenance and repair of residential buildings; Cleaning of buildings; Valeting services relating to industrial cleaning; Cleaning of public areas; Repair or maintenance of railway rolling stock; Construction of airports; Asbestos removal; Building, construction and demolition; Construction; Rental of construction and building equipment; Renovation and repair of buildings; Mechanical lifting services for the construction industry; House building; Construction of foundations for roads; Maintenance of roads; Waste removal [cleaning]; Hazardous waste clean-up services; Reclamation of land; Street cleaning; Sign posting services; Road paving; Installation of temporary barriers; Maintenance and repair services relating to automatic barriers; Civil infrastructure construction; Civil construction services; Construction of public housing; Hygienic cleaning [buildings]; Rental of tools, plant and equipment for construction, demolition, cleaning and maintenance; Cleaning services; Industrial construction; Installation of industrial plant; Maintenance services for industrial plants; Cleaning of industrial plant; Dismantling of industrial machinery; Construction of manufacturing and industrial buildings; Construction of galleries; Tunnelling; Maintenance of railway track; Rail infrastructure construction; Cleaning of exterior airport runways; On site project management relating to the construction of airport facilities; Infrastructure construction; Aviation infrastructure construction; Spillage clearance; Asbestos extraction
42
Research in the field of building construction; Consultancy in the field of energy-saving; Research on building construction or city planning; Technical project studies in the field of construction; Conducting technical project studies for construction projects; Preparation of reports relating to technical project studies for construction projects; Building design services; Planning and design of residential communities; Environmental testing; Environmental assessment services; Design services; Design of buildings; Architectural services for the design of buildings; Design of building interiors; Consultancy in the field of architecture and construction drafting; Construction drafting; Building research services; Technological research for the building construction industry; Providing technological information about environmentally-conscious and green innovations; Environmental surveys; Environmental consultancy services; Consultation services relating to interior design; Research relating to buildings; Advisory services relating to building design; Design of engineered building systems