Asphalt worksBricklayingCanal constructionConcrete worksDewatering worksEarthworksIndustrial construction and hall buildingPaving worksPipeline constructionRoad constructionUnderground construction
Asphalt worksCanal constructionGeneral contractorsIndustrial construction and hall buildingPaving worksRoad constructionSewage treatment plantsShellStructural engineeringUnderground construction
Cable layingCanal constructionConcrete worksConstruction materialsEarthworksGeneral contractorsIndustrial construction and hall buildingOutdoor facilitiesRoad constructionShellUnderground construction