ROBOTY ZIEMNE ZMECHANIZOWANE

41.10.Z - Realization of building projects related to erection of buildings

41.20.Z - Building works related to erection of residential and non-residential buildings

42.11.Z - Works related to construction of roads and motorways

42.12.Z - Works related to construction of railways and underground railways

42.13.Z - Works related to construction of bridges and tunnels

42.21.Z - Works related to construction oftransmission pipelines and distribution networks

42.22.Z - Works related to construction of telecommunications and electricity lines

42.91.Z - Works related to construction of water projects

42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified

43.11.Z - Demolition

43.12.Z - Site preparation

43.13.Z - Test drilling and boring

43.22.Z - Plumbing, heat and air-conditioning installation

43.29.Z - Other construction installation