Built |
Topographic elements are not visible in your current view. You can modify View Range settings in the view's Properties or Visibility settings in Visibility/Graphics. It is often easier to edit topography in a Site view or a 3D view.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)

Property Value
FailureDefinitionId