45231400 |
Construction work for electricity power lines |
Construction work for pipelines, communication and power lines |
45232140 |
District-heating mains construction work |
Ancillary works for pipelines and cables |
45232451 |
Drainage and surface works |
Ancillary works for pipelines and cables |
45232450 |
Drainage construction works |
Ancillary works for pipelines and cables |
45310000 |
Electrical installation work |
Building installation work |
45231223 |
Gas distribution ancillary work |
Construction work for pipelines, communication and power lines |
45231221 |
Gas supply mains construction work |
Construction work for pipelines, communication and power lines |
45231100 |
General construction work for pipelines |
Construction work for pipelines, communication and power lines |
45232141 |
Heating works |
Ancillary works for pipelines and cables |
45232142 |
Heat-transfer station construction work |
Ancillary works for pipelines and cables |
45231112 |
Installation of pipe system |
Construction work for pipelines, communication and power lines |
45350000 |
Mechanical installations |
Building installation work |
45231110 |
Pipelaying construction work |
Construction work for pipelines, communication and power lines |
45231111 |
Pipeline lifting and relaying |
Construction work for pipelines, communication and power lines |
45231113 |
Pipeline relaying works |
Construction work for pipelines, communication and power lines |
45330000 |
Plumbing and sanitary works |
Building installation work |
45232152 |
Pumping station construction work |
Ancillary works for pipelines and cables |