Canal constructionDemolition worksEarthworksEnvironmental engineeringGarden and landscape constructionGeneral contractorsHydraulic engineeringIndustrial construction and hall buildingRoad constructionSewage treatment plantsStructural engineeringUnderground construction
BricklayingConcrete worksDemolition worksDewatering worksDrillingEarthworksInsulation technologyNatural stone worksPaving worksPlasteringScreed workSealing works