Civil 3D Video Tip: Trim & Extend to Contours

Did you know the standard Trim and Extend commands in Autodesk Civil 3D don’t work directly with surface contours?

In this tip, learn how to use the AEC Modify Tools to quickly trim and extend linework to Civil 3D contours and other civil objects. This simple workflow can save time and eliminate the frustration of traditional editing commands.

In this video you’ll learn:

Why the standard Trim and Extend commands don’t work with contours
How to access the AEC Modify Tools
How to trim linework to surface contours
How to extend linework to contours and other Civil 3D objects
A faster workflow for editing Civil 3D drawings

Whether you’re a Civil 3D designer, CAD manager, surveyor, or transportation engineer, this quick tip will help you work more efficiently.

Geoff Ashworth

Geoff has been working in the civil/survey industry since 2000 as a survey crew chief and civil designer. He has worked on a variety of projects from survey field to finish surveys, DOT plans, lead grading on landfills and site plans. Geoff has experience working in both MicroStation and Civil 3D and has led the transition to Civil 3D from previous design softwares at several engineering firms.