Assembly.md

Assembly Class

Overview

The Assembly class represents a corridor assembly in Civil3D, which defines the cross-sectional template for a corridor.

Namespace

Autodesk.Civil.DatabaseServices

Inheritance Hierarchy

System.Object
  └─ RXObject
      └─ DBObject
          └─ Entity
              └─ Assembly

Key Properties

Property	Type	Description
Name	string	Gets/sets the assembly name
Description	string	Gets/sets the description
CodeSetStyleId	ObjectId	Gets/sets the code set style

Code Examples

Example 1: Listing Assemblies

using (Transaction tr = civilDoc.Database.TransactionManager.StartTransaction())
{
    ObjectIdCollection assemblyIds = civilDoc.GetAssemblyIds();
    
    ed.WriteMessage($"\nFound {assemblyIds.Count} assemblies:");
    
    foreach (ObjectId assemblyId in assemblyIds)
    {
        Assembly assembly = tr.GetObject(assemblyId, OpenMode.ForRead) as Assembly;
        
        ed.WriteMessage($"\n  {assembly.Name}");
        if (!string.IsNullOrEmpty(assembly.Description))
        {
            ed.WriteMessage($" - {assembly.Description}");
        }
    }
    
    tr.Commit();
}

Related Objects

• Corridor - Uses assemblies for cross-sections
• CivilDocument - Container for assemblies

References

• Autodesk Official Documentation