NAF 42.13H—Construction of tunnels

Where 42.13H sits

1. F Construction
2. 42 Civil engineering
3. 42.1 Construction of roads and railways
4. 42.13 Construction of bridges and tunnels
5. 42.13H Construction of tunnels

What 42.13H includes

• Construction of tunnels, including road and rail

What 42.13H excludes

• The construction of railways, see 42.12Y
• The installation of appliances lighting and electrical signals, see 43.21H
• The management of construction projects for third parties, see group 71.1
• The activities of project management, see group 71.1
• Engineering activities, see 71.12Y

42.13H in other systems