Operate gas and water networks per DVGW rules. In practice this covers independent execution, quality assurance of one's own results, and close alignment with adjacent roles and interfaces. Applies within the German regulatory and administrative context.Operate gas and water networks per DVGW rules. In practice this covers independent execution, quality assurance of one's own results, and close alignment with adjacent roles and interfaces. Applies within the German regulatory and administrative context.Operate gas and water networks per DVGW rules. In practice this covers independent execution, quality assurance of one's own results, and close alignment with adjacent roles and interfaces. Applies within the German regulatory and administrative context.