From the course: AutoCAD Civil 3D: Site Design

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Trimming and extending feature lines

Trimming and extending feature lines - AutoCAD Civil 3D Tutorial

From the course: AutoCAD Civil 3D: Site Design

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Trimming and extending feature lines

- [Instructor] If you know to trim and extend lines, polylines and arcs in AutoCAD, you'll find that doing it with feature lines in Civil SD isn't much different. Let's take a look. Interestingly, with the trim and extend commands, a little bit contrary to what I've been telling you in the previous couple of videos, you don't necessarily have to use a dedicated feature line command. In fact, in one case, you can't when you're talking about trim and extend. And what I mean is, if I click a feature line and I look at the Geometry commands, we do see a Trim command, but there's no Extend command. So that means if I want to extend this feature line into this one, I have to use the AutoCAD version of the command. No problem, I'll just type in ex for extend, select the boundary edge and press enter. Select the feature line to extend into it. So it's exactly like it is, in fact, the AutoCAD version of the command. Now trimming, on the other hand, if I try to do just a standard AutoCAD trim…

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