6
Common metals and their alloys; metal building materials; transportable buildings of metal; buildings of metal; enclosures, tanks, silos, containers, reservoirs, sheets, grids, plates, panels, shaped sections, tiles, blocks, bars, rods, strips, linings, frames and frameworks, all made of common metal; metallic structural facing elements; supporting walls of metal; metallic materials for the construction of civil engineering works; building panels of metal; metallic structural support members; materials of metal for railway tracks; non-electric cables and wires of common metal; pipes and tubes of metal; safes; ironmongery; small items of metal hardware, screws, bolts, nuts, hooks and nails; welding metals; ores; parts and fittings for the aforesaid goods
17
Plastics in extruded form for use in manufacture; packing, stopping and insulating materials; plastics in the form of sheets (non-textile), plates, panels, blocks, sections, bars, rods, tubes and or pipes; non-metallic pipe lining materials; adhesive sealants; adhesive tapes, strips, bands and films; insulating adhesive materials; articles and materials of plastic for insulating; parts and fittings for the aforesaid goods
19
Non-metallic building materials; non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; non-metallic structural support members; non-metallic materials used in the construction of civil engineering works; non-metallic articles for use in civil engineering construction; non-metallic panels for use in building and civil engineering construction; concrete articles; pre-cast concrete building and structural components; concrete panels; concrete blocks; concrete walls; blocks, panels, enclosures, tunnels, culverts, reservoirs, tanks and silos, all wholly not of metal; natural and artificial stone, cement; pre-cast road-making materials; parts and fittings for the aforesaid goods
37
Building construction services; installation, repair, maintenance and demolition of buildings and civil engineering works; excavation services; drainage services; development of land [construction]; soil dredging; underwater dredging; dredging of river channels; construction, maintenance and repair of roads, ways, paths, bridges, runways, bridge abutments, embankments, retaining walls, sea walls, tunnels, culverts, enclosures, dams, reservoirs, tanks and silos, supporting walls, blocks, panels, and gutters; civil engineering construction; underground civil engineering services; civil engineering underwater construction services; land reclamation; supervision of construction; supervision of building construction; information, advice and consultancy services relating to the aforesaid
42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software; computer programming and computer software design; engineering services; mechanical engineering services; engineering design services; engineering services related to construction; civil engineering; structural engineering; engineering services related to land excavation, land clearing, land drainage, land reclamation, development of land, and dredging; research and development services in the field of engineering; research and development services in the field of civil and structural engineering; technical testing services; engineering testing; engineering surveying; surveying services; analysis of the structural behaviour of buildings; engineering services for the analysis of structures; architectural services; preparation and provision of architectural plans, architectural reports and engineering reports; engineering drawing services; preparation and provision of engineering reports; design feasibility studies; engineering feasibility studies; information, advice and consultancy services relating to the aforesaid