Bridge constructionCable layingCanal constructionCivil engineeringDredgingEarthworksGarden and landscape constructionGeneral contractorsIndustrial construction and hall buildingOutdoor facilitiesRoad constructionStructural engineeringTurn-key constructionUnderground construction
Cable layingCanal constructionConcrete worksConstruction materialsEarthworksGeneral contractorsIndustrial construction and hall buildingOutdoor facilitiesRoad constructionShellUnderground construction