Utilităţi publice Construction work Construction work for water and sewage pipelines Works related to water-distribution pipelines Pipelaying construction work Construction work for multi-dwelling buildings and individual houses Gas-fitting installation work Gas regulation equipment installation work Gas meter installation work Gas supply mains construction work Electricity supply installations High vo...

Utilităţi publice Construction work Construction work for water and sewage pipelines Works related to water-distribution pipelines Pipelaying construction work Construction work for multi-dwelling buildings and individual houses Gas-fitting installation work Gas regulation equipment installation work Gas meter installation work Gas supply mains construction work Electricity supply installations High voltage installation work Medium-voltage installation work Low-voltage installation work Electrical installation work of transformers Electrical installation work of electrical distribution apparatus Construction work for electricity power lines Substation construction work Overhead line construction Servicii de telecomunicaţii Servicii de telefonie şi de transmisie de date Servicii de telefonie publică Communications infrastructure Construction and ancillary works for telephone and communication lines Construction work for telephone lines Servicii de telecomunicaţii, cu excepţia serviciilor telefonice şi de transmisie de date Transformer substation

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