WZ 42.13.0—Construction of bridges and tunnels

Where 42.13.0 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. 42.13.0 Construction of bridges and tunnels

What 42.13.0 includes

• Construction of bridges (e.g., for elevated highways and railway lines)
• Construction of tunnels, including for highways and railway lines

What 42.13.0 excludes

• Construction of railway lines, see 42.12.0
• Installation of lighting systems and electrical traffic signals, see 43.21.0
• Project management for construction projects, see group 71.1
• Engineering services, see 71.12

42.13.0 in other systems