How do you hide contour lines in AutoCAD?

How do I delete a contour line in AutoCAD?

Select the contour graphically or by using an AutoCAD command, such as PEDIT or PROPERTIES. Perform the edit to the contour. You can insert, move, and delete contour vertices, as well as redefine the elevation at a selected vertex.

How do you show contour lines in AutoCAD?

Export Surfer contour map to 3D DXF for display in AutoCAD

1. Create a contour map by clicking Home | New Map | Contour, selecting your grid file and clicking Open. …
2. Once the map is the way you want it, select the Contours layer in the Contents window and click Map Tools | Layer Tools | Export Contours.

How do you delete contour lines in Civil 3D?

In Toolspace, on the Prospector tab, expand the surface Definition collection, right-click , and click Delete Line. At the command line, you are prompted to select the edges (lines) to remove. Click the edges that you want to remove and press Enter.

How do you draw a contour line in Autocad 2021?

To Add Contour Lines

1. In Display Manager , right-click a surface layer, and select Create Contour Layer.
2. In the Generate Contour dialog box, enter a name for the new Display Manager layer that will contain the contour lines.

How do you convert polylines to contour lines?

Converting Contour Objects

1. On the command line, enter EXPLODE, select a contour, and then press ENTER.
2. Enter LIST and select the same contour. …
3. Press ESC and then close the text window.
4. On the Terrain menu, click Contour Utilities, click Convert Polylines, and then select the contour polyline and press ENTER.

How do you show contours in Civil 3D?

To view surface contours, right-click on the surface, and click Edit Surface Style. In the Surface Style dialog box, on the Display tab: Set Major Contours and Minor Contours to be visible. Optionally, set User Contours and Watersheds to be visible.

What are contour lines?

A contour line is a line drawn on a topographic map to indicate ground elevation or depression. A contour interval is the vertical distance or difference in elevation between contour lines.

How do you change contours in AutoCAD?

To Edit Contours

1. Select the contour graphically or by using an AutoCAD command, such as PEDIT or PROPERTIES.
2. Perform the edit to the contour. …
3. Rebuild the surface to update the contour definition by right-clicking the surface in the Prospector tree and clicking Rebuild.

How does a hide boundary function?

A hide boundary created using non-destructive breaklines: Note: When you use a hide boundary, the hidden surface area is not deleted. The full surface remains intact. If there are surface TIN lines that you want to remove from the surface, then use the Delete Line operation.

How do you smooth contours in Civil 3D?

To smooth the contours, go into the style the surface is using and, on the contours tab, toggle the option to smooth the contours to True. Once you have this toggled on, you can select the type of smoothing you want to apply to the surface as well as how aggressive you want the contour smoothing to be.

How do you edit contours in Civil 3D?

Grip-Editing Contours in Civil 3D

1. Select your surface. …
2. In the Extract Objects from Surface dialog box, clear all check boxes except for Major Contours and Minor Contours. …
3. Click on a polyline representing your major and another representing your minor contours. …
4. Add the polyline contours to your surface.
5. Grip edit.