Civil engineering
Use this division for civil engineering when the main activity includes Further included is the construction of heavy constructions (for example, motorways, roads, power plants, bridges, tunnels, railways, airfields, harbours and other water projects, irrigation systems, sewerage systems, industrial facilities, pipelines and electric lines, outdoor sports facilities). This work can be carried out on own account or on a fee or contract basis. Portions of the work and sometimes even the whole practical work can be subcontracted out.. Check exclusions and nearby codes before applying it to a mixed activity.