DredgingEarthworksGeneral contractorsIndustrial construction and hall buildingPaving worksShellStructural engineeringTurn-key constructionUnderground construction
Canal constructionConcrete worksIndustrial construction and hall buildingOutdoor facilitiesReinforced concrete worksRoad constructionStructural engineeringUnderground construction
BricklayingCanal constructionConstruction materialsGeneral contractorsIndustrial construction and hall buildingRoad constructionShellSpecialised civil engineering workStructural engineeringTurn-key construction