Item: 421320 - Construction works for bridges and tunnels
Item's explanatory note:Vysvětlivka k položce:
This subcategory excludes: - construction works for highways, roads, railways and airfield runways, see 42.11, 42.12 - water-associated works, see 42.91 - erection works of structural steel components, see 43.99.50 - shaft sinking, see 43.99.90