Civil 3D’s 2026.1 update has been released. Click to find:

• Online Help
• Release Notes
• Autodesk Video

As usual, there are lots of fun new things to experiment with. Here are my favourites.

Model Viewer

If you have not yet tried the model view, please do. It is a game changer for viewing surfaces and corridors in 3D. Added to 2026.1 are:

• Interference checking

• Station Tracker

• Transparency

Drainage Analysis

• This was a technical preview for 2026.0. It is now a fully supported feature

• Powered by InfoDrainage

• Create Ponds and Channels

• Analyze all these features at once

Dynamo

• Very much improved documentation and samples

• New nodes

Miscellaneous

• Auto-renumber label tags

• Zoom to and Pan to feature lines

• Feature line multi-function grips to add or remove PIs or Elevation Points