| 42220 | Cable laying |
| 42220 | Civil engineering constructions for long-distance communication |
| 42220 | Civil engineering constructions for power lines |
| 42220 | Civil engineering constructions for power plants |
| 42220 | Civil engineering constructions for urban communication |
| 42220 | Communication lines construction |
| 42220 | Construction of utility projects for electricity |
| 42220 | Construction of utility projects for telecommunications |
| 42220 | Overhead line construction |
| 42220 | Power line construction |
| 42220 | Repair and maintenance of above-ground telecommunication lines |
| 42220 | Repair and maintenance of underground communication lines |
| 42220 | Urban communication and powerlines construction |
| 42220 | |