4220
Construction of utility projects
类第 4 级
项目
此类有 8 个项目
42201
Long-distance pipelines, communication and power lines
Long-distance pipelines, communication and power lines
42202
Urban pipelines, urban communication and power lines; ancillary urban works
Urban pipelines, urban communication and power lines; ancillary urban works
42203
Water main and line construction
Water main and line construction
42204
Reservoirs
Reservoirs
42205
Construction of irrigation systems (canals)
Construction of irrigation systems (canals)
42206
Construction of sewer systems (including repair) and sewage disposal plants
Construction of sewer systems (including repair) and sewage disposal plants
42207
Construction of power plants
Construction of power plants
42209
Construction of utility projects n.e.c.
Construction of utility projects n.e.c.
分类路径
部门
F-Construction
分部
42-Civil engineering
组
422-Construction of utility projects
当前类
4220-Construction of utility projects