Bridge constructionCivil engineeringDrillingIndustrial construction and hall buildingPlant engineeringReinforced concrete worksSpecialised civil engineering workUnderground construction
Civil engineeringEnvironmental engineeringHydraulic engineeringIndustrial construction and hall buildingRoad constructionStructural engineeringTraffic safety
BricklayingCanal constructionCivil engineeringConcrete worksDemolition worksDewatering worksEarthworksGeneral contractorsIndustrial construction and hall buildingStructural engineeringUnderground construction
Bridge constructionCanal constructionCivil engineeringEarthworksGeneral contractorsIndustrial construction and hall buildingRemediation worksStructural engineeringTurn-key constructionUnderground construction