Building technology/ building services (building automation)Cable layingCommunication technologyDry constructionElectrical installationFire protectionLighting systems
BricklayingCarpentry worksConcrete worksDry constructionElectrical installationHeatingIndustrial construction and hall buildingJoinery worksPaving worksPlasteringPlumbing workReinforced concrete worksRoofing worksSanitaryScreed workTiles and panelsUnderground constructionWooden construction