42 Civil engineering


This division includes general construction for civil engineering objects. It includes new work, repair, additions and alterations, the erection of pre-fabricated structures on the site and also construction of temporary nature.

Included is the building of heavy constructions such as motorways, streets, bridges, tunnels, railways, airfields, harbours and other water projects, irrigation systems, sewerage systems, industrial facilities, pipelines and electric lines, outdoor sports facilities, etc. 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.

Codification rules

Civil engineering and building

If the description of the activity is "civil engineering" and it is impossible to determine the main activity between:

In the whole 42 division
421100: construction of roads and motorways
421200: construction of railways and underground railways
421300: construction of bridges and tunnels
422100: construction of utility projects for fluids
422200: construction of utility projects for electricity and telecommunications
429100: construction of water projects
429900: construction of other civil engineering projects n.e.c.

Code under 429900 (= construction of other civil engineering projects n.e.c.)

If construction if construction in the field of:
• Construction: code under 412001
• Building construction and civil engineering : code under 412003
• Civil engineering: code under 42… according to type of work

If repairs in the field of:
• Construction: code under 412004
• Building construction and civil engineering : code under 412004
• Civil engineering: code under 42… according to type of work