public abstract class Tracer 

{
  // This routine demonstrates how to perform a trace using a named trace configuration from a utility network
  static void TraceUtilityNetworkUsingNamedTraceConfiguration(UtilityNetwork utilityNetwork, NamedTraceConfiguration namedTraceConfiguration, Element startElement)
  {
    // Get the trace manager from the utility network
    using (TraceManager traceManager = utilityNetwork.GetTraceManager())
    {
      // Get a tracer from the trace manager using the named trace configuration
      Tracer upstreamTracer = traceManager.GetTracer(namedTraceConfiguration);

      // Trace argument holding the trace input parameters
      TraceArgument upstreamTraceArgument = new TraceArgument(namedTraceConfiguration, new List<Element> { startElement });

      // Trace results
      IReadOnlyList<Result> upstreamTraceResults = upstreamTracer.Trace(upstreamTraceArgument);
    }
  }
}