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    NACE-BEL 2025 Codes42 Civil engineering42.1 Construction of roads and railways42.12 Construction of railways and underground railways42.120
    42.120Level 5

    Construction of railways and underground railways

    Back to directoryView on KBO (Crossroads Bank for Enterprises)

    Parent code

    42.12Construction of railways and underground railways

    Child codes

    • 42.12001Construction of railways: laying ballast and rails, restoration and repair of tracks

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