4210
Construction of roads and railways
类第 4 级
项目
此类有 7 个项目
42101
Construction of motorways, streets, roads, other vehicular and pedestrian ways
Construction of motorways, streets, roads, other vehicular and pedestrian ways
42102
Surface work on streets, roads, highways, bridges or tunnels
Surface work on streets, roads, highways, bridges or tunnels
42103
Construction of bridges, including those for elevated highways
Construction of bridges, including those for elevated highways
42104
Construction of tunnels
Construction of tunnels
42105
Construction of railways and subways
Construction of railways and subways
42106
Construction of airfield/airports runways
Construction of airfield/airports runways
42109
Construction of roads and railways n.e.c.
Construction of roads and railways n.e.c.
分类路径
部门
F-Construction
分部
42-Civil engineering
组
421-Construction of roads and railways
当前类
4210-Construction of roads and railways