Asphalt worksBricklayingCanal constructionConcrete worksDewatering worksEarthworksIndustrial construction and hall buildingPaving worksPipeline constructionRoad constructionUnderground construction
Building technology/ building services (building automation)Canal constructionConcrete worksDewatering worksEarthworksGeneral contractorsInsulationReinforced concrete worksRemediation worksStructural engineeringUnderground construction