Canal constructionEarthworksIndustrial construction and hall buildingNatural stone worksOutdoor facilitiesPaving worksPipeline constructionRoad constructionUnderground construction
Canal constructionDemolition worksDewatering worksDredgingDyke constructionEarthworksOutdoor facilitiesProcessing of building materialsRenaturationUnderground construction
BricklayingEarthworksNatural stone worksOutdoor facilitiesPaving worksRemediation worksRoad constructionShellStructural engineeringUnderground construction