BricklayingConcrete worksFencingGeneral contractorsIndustrial construction and hall buildingRemediation worksShellStair constructionTurn-key construction
DredgingEarthworksGeneral contractorsIndustrial construction and hall buildingRemediation worksShellStructural engineeringTurn-key constructionUnderground construction
Bridge constructionCivil engineeringEarthworksEnvironmental engineeringGeneral contractorsIndustrial construction and hall buildingSewage treatment plantsShellStructural engineeringTurn-key constructionUnderground construction