Legislation On this page you can familiarize yourself with the basic and additional literature in our field of work: ESSENTIAL READING:Horizontal signalizationsVertical signalizationInternal transport ADDITIONAL LITERATURE:Law on Road Traffic SafetyRulebook on traffic signalsRulebook on level crossingsRulebook on work zonesTechnical instructions for marking the work zoneOrdinance on TN for access roadsOrdinance on setting up a garden – 2020 Welcome!