See What’s New in the SUDAS Gravity Parts Library 2025

Civil 3D comes with a library of standard structure styles, but many firms require custom 2D plan symbols for pipe structures

By default, Civil 3D labels pipe slope using invert-to-invert, which is correct for hydraulic calculations but not ideal for plan/profile clarity

Pipe Runs provide a clean, modern workflow for managing storm, sanitary, and pressure systems in Civil 3D.

Using DREFs, XREFs, and blocks properly is essential for maintaining a stable, collaborative Civil 3D environment.

Civil 3D may crash at launch, freeze during corridor rebuilds, display “Unhandled e0434352h – CLR Exception,” or silently fail to start.

Explore how AI is being applied in infrastructure today and where it's headed next, with real examples from AutoCAD 2026 and insights on what's coming.

Considering Autodesk's Civil 3D is now 20 years old, one might think that everyone who has adopted it over the last two decades has fine-tuned every nook and cranny of the software

This post will show how to leverage expressions to remove unwanted zero length assembly labels.

This post will show how to leverage expressions to remove unwanted vertical assembly labels.

Are your corridor dimensions twisted? Look here for how to create AutoCAD dimension like labels for corridor links in section views

Making Map 3D connected (FDO) entities and labels visible against light or dark backgrounds.

Provide insight on behaviors of Design Speed changes along Alignment Curves.

How to Stack Map 3D Feature Label Text.

Top 5 IMAGINiT Utilities for Civil 3D that teams love—automate points, sheets, cleanup, and survey tasks to deliver projects faster.

Civil 3D caches file history and drawing thumbnails in a local roaming profile folder.

A specific linetype displays perfectly for everyone else in the project but refuses to show correctly on one user’s machine — even after reinstalling Civil 3D.