1SettingsPipeNetwork oSettingsPipeNetwork = doc.Settings.GetSettings<SettingsPipeNetwork>() as SettingsPipeNetwork;
2ed.WriteMessage("Using pipe rules: {0}\n", oSettingsPipeNetwork.Rules.Pipe.Value.ToString());
3
4//  Set the default units used for pipes in this document.
5oSettingsPipeNetwork.Angle.Unit.Value = Autodesk.Civil.AngleUnitType.Radian;
6oSettingsPipeNetwork.Coordinate.Unit.Value = Autodesk.Civil.LinearUnitType.Foot;
7oSettingsPipeNetwork.Distance.Unit.Value = Autodesk.Civil.LinearUnitType.Foot;