EarthworksGeneral contractorsIndustrial construction and hall buildingSealing worksShellStructural engineeringTurn-key constructionUnderground construction
BricklayingConcrete worksGeneral contractorsIndustrial construction and hall buildingReinforced concrete worksShellStructural engineeringTurn-key construction
Canal constructionCivil engineeringEarthworksGeneral contractorsIndustrial construction and hall buildingRemediation worksStructural engineeringTurn-key constructionUnderground construction