Exploring Segment Labels in Civil 3D: A Comprehensive Guide

Customizing Segment Labels in Civil 3D: An In-Depth Look at Label Styles and Content Options

Discover how to effectively manipulate and utilize segment labels in drawings using the settings tab in the tool space window. Learn how to use line label styles, label style composer windows, and how to visualize data with the layout tab.

Key Insights

  • The settings tab in the tool space window allows you to view and edit segment labels used in drawings. This includes using line label styles such as bearing over distance, and viewing data such as bearing and distance.
  • The label style composer window has various tabs including the information tab, general tab, and layout tab. The layout tab is particularly crucial as it is where you gather information for your label and the types of data visualization to be utilized in a drawing.
  • The drag state controls the leader and drag state for the text, and the summary tab includes all different components inside of a label. You can use this functionality to manipulate text onto a segment inside of Civil 3D, which doesn't always have to be a single component and can consist of multiple components.

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So in this video, we're going to go ahead and look at some of the segment labels that we used in this drawing. We're going to do that by going to the settings tab in the tool space window.

We're going to go ahead and shrink down this station offset folder that we had open, and we're going to go to our line label style. So inside of our line label style, what you can see is we're using currently the bearing over distance, and that's displayed here. We have a bearing, we have a distance.

We're going to go ahead and go into bearing over distance, right click, select edit. So inside of the label style composer window, again, we have the information tab, we have the general tab. The most important tab is the layout tab, because this is going to be where we get the information for our label and all of the types of data and visualization that we're going to use inside of this drawing.

So from here, we have our tag labels, and then our bearing and distance labels. We are later going to turn this label into a tag label. This tag, this table tag label is how our label is going to be displayed when it turns into a tag mode.

For now, I'm going to go ahead and look at the bearing so that we can look at what the contents are going to be for our bearing or our line segments for an alignment segment label. So I'm going to go ahead and go to contents, I'm going to go ahead and click on the ellipses, and then I'm going to go ahead and drop this down. So inside of here, you have information for curve group index, curve group sub-entity, length, tangent direction, start station, start easting, start northing, end station, end easting, end northing.

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And then you have alignment segment number, alignment name, description, length, start station and end station. So all of this data can be returned with a label style, associated with a segment inside of your drawing. I'm not going to change this because I don't want to modify my bearing information.

So I'm going to go ahead and hit cancel. Again, you can have a drag state for this label, so your drag state controls it. What I'm going to go ahead and do is I'm going to go ahead and hit cancel because I don't want to change this.

Moving on to the curve, I'm going to minimize this line, I'm going to maximize curve, and I'm going to go look at this delta over length. So I'm going to go ahead and click edit. We have the information tab, delta over length and radius.

We are returning a radius, a length, and a delta for this curve. We have the general tab, which looks the same as all the other labels that we've looked at. We have the layout tab, which again has our text line block and reference text.

But more importantly, we have the different contents for the type of text. So right now we're returning a distance, a delta, and a radius. So these are being done using offsets instead of stacking them in a single text component.

So you'll notice here, instead of providing a single piece of content with the distance, delta, and radius in a single label, they're giving one piece of data and then returning it based on an offset. So they have a zero for an X and a negative 0.0250 for a Y. Now if I go to delta, it's zero and 0.250. And then if I go to radius, it's zero and negative 0.1500. So what that's doing is it's setting the locations for these texts based on zero being on the line. So they've dropped a full text height down, dropped a full text height up, and then dropped more than a full text height above that so that we get these triple stacked text.

So there's multiple ways to handle how you're going to put text onto a segment or inside of Civil 3D. It doesn't always have to be a single component. It can be multiple components.

So I'm going to go to contents. I'm going to go ahead and click on the ellipses so that we can see what type of properties we have for a curve inside of Civil 3D. So dropping down into here, again, we have curve group index, curve group sub-entity, index radius, degree of curvature.

We have degree of curvature by arc and chord. We have our length of our curve. We have our PI extension stations, information about our PI easting, northing, and included angle, our center easting and northing, so the center of that curve, the start information for our curve, the end information for our curve, a delta angle.

We have chord length and direction, where the mid-ordinate is, external secant, external tangent, alignment curve and segment numbers, curve PI index, alignment PI index, and alignment name. So you have a lot of different pieces of information you can return for a curve, and then you can go ahead and select them, see the different modifiers that you have, and then always remember if you want to have this information in your text, you click the arrow to bring it over into the text window. I'm going to go ahead and hit cancel on here.

Again, the drag state controls our leader and our drag state for the text, and then we have the summary tab, which is all of the different components inside of that label. So I'm going to go ahead and hit cancel because I don't want to save any changes that I may have made, and I'm going to go ahead and save, and then I'll meet you in the next video.

photo of Michael Kinnear

Michael Kinnear

Civil 3D Instructor

Mike is a Civil Engineer and a member of the American Society of Civil Engineers. He brings a wealth of experience working on transportation engineering and site development projects that involve working with Civil 3D, AutoCAD, and MicroStation. Mike is an avid hiker and enjoys spending time with his family in the local Cuyamaca and Laguna mountains.

  • Autodesk Certified Instructor (ACI)
  • Autodesk Certified AutoCAD Civil 3D Professional
  • Civil 3D
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