2025-02-14T20:28:42.153+01:00
- Section F : Constructions and construction works
- Division 42 : Constructions and construction works for civil engineering
- Group 42.1 : Roads and railways; construction works for roads and railways
- Class 42.12 : Railways and underground railways; construction works for railways and underground railways
Category 42.12.2 : Construction works for railways and underground railways
Nomenclatures
Last updated on: 02/14/2025