Uri baseAddress = new Uri("http://localhost:8001/Simple");
ServiceHost serviceHost = new ServiceHost(typeof(CalculatorService), baseAddress);

serviceHost.AddServiceEndpoint(
    typeof(ICalculator),
    new WSHttpBinding(),
    "CalculatorServiceObject");

serviceHost.Open();

ChannelDispatcher dispatcher = (ChannelDispatcher)serviceHost.ChannelDispatchers[0];
Collection<IErrorHandler> col = dispatcher.ErrorHandlers;