NACE-BEL 2025 Codes
42
Civil engineering
42.1
Construction of roads and railways
42.13
Construction of bridges and tunnels
42.130
42.130
Level 5
Construction of bridges and tunnels
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Parent code
42.13
Construction of bridges and tunnels
Child codes
42.13001
Construction of bridges, including those for elevated roads, viaducts, etc.
42.13002
Construction of road and rail tunnels and other underground passages