2025-02-14T20:28:42.153+01:00
- Section F : Constructions and construction works
- Division 42 : Constructions and construction works for civil engineering
- Group 42.2 : Constructions and construction works for utility projects
- Class 42.21 : Constructions and construction works for utility projects for fluids
- Category 42.21.1 : Utility constructions for fluids
Sub-category 42.21.13 : Irrigation systems (canals); water main and line constructions; water treatment plants, sewage disposal plants and pumping stations
Nomenclatures
Last updated on: 02/14/2025