The .NET API does not use separate root objects for getting roadway-related objects. Unlike the COM API, you only need to use the CivilApplication and CivilDocument classes to access corridor root objects.
- What's New in Civil 3D
- Release Notes
- Help
- Tutorials
- Best Practices Guide
- Have You Tried
- Subassembly Reference
- Subassembly Composer Help
- Dynamo for Civil 3D
- Geotechnical Modeler (In English Only)
- Project Explorer Help
- IFC 4.3 Extension for Autodesk Civil 3D
- Survey and Transform Tools for Coordinate Geometry (in English only)
- Autodesk SHP Import/Export Utility Help (in English only)
- Infrastructure Content Authoring
- Content Browser Help
- Object Enabler Help
- CAiCE Translator Help
- API Reference Guide
- Developer's Guide
- Learn AutoCAD Map 3D
- Use AutoCAD Map 3D
- Customize AutoCAD Map 3D
- AutoCAD User's Guide
- Customization and Administration Guides
- AutoLISP: Developer's Guide
- AutoLISP: Reference
- Autodesk Installation
- Autodesk Civil 3D Installation