NACE-BEL 2025 Codes
42
Civil engineering
42.9
Construction of other civil engineering projects
42.91
Construction of water projects
42.919
42.919
Level 5
Construction of water projects, except of dredging
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Parent code
42.91
Construction of water projects
Child codes
42.91901
Construction of ports (including marinas) and basins
42.91902
Construction of dams and dykes
42.91903
construction of canals and other waterways
42.91904
Construction of locks and other regulating structures
42.91905
Construction of settling ponds and other structures for waste water treatment