CNAEClass

CNAE 42.12—Construction of surface and underground railway lines

Class · Clasificación Nacional de Actividades Económicas (2025)

Where 42.12 sits

  1. F Construction
  2. 42 Civil Engineering
  3. 42.1 Construction of roads and railways, bridges and tunnels
  4. 42.12 Construction of surface and underground railway lines

What 42.12 includes

  • Construction of railways, underground railways and subways
  • Construction of electricity overhead lines and conductor rails for railways

What 42.12 excludes

  • Installation of lighting and electrical signals (see 43.21)
  • Project management for construction (see 71.1)
  • Engineering activities (see 71.12)

42.12 in other systems

ANZSICAustralia · New Zealand
ISICUnited Nations (global)
JSICJapan
NAICSUnited States
NAICS CanadaCanada
SICUnited States (legacy)

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