How do you make a contour line in autocad?

How do you create a contour line?

Generate Full-Resolution Contour Lines

1. From the ENVI Toolbox, select Terrain > Generate Contour Lines. …
2. Select an Input Raster such as a digital elevation model (DEM) or any dataset where you want to categorize the data with contour lines.
3. In the Levels field, enter an array of values from which to create contour lines.

How do you label contour lines in AutoCAD?

To add multiple contour labels

1. Click Annotate tab > Labels & Tables panel > Add Labels menu > Surface > Contour – Multiple.
2. Select the contours to label by specifying the start and end points of the contour label line.
3. Press Enter.

How do I import contours into AutoCAD?

Importing Contours from ShapeFile

1. Issue the MAPIMPORT command.
2. Navigate to the location of the ShapeFile (*. …
3. Select the . …
4. In the next dialog, follow steps 5 though 8 below.
5. Check on “Import polygons as closed polylines” in the lower right.
6. In the grid in the center, click under [Data].
7. Set the radio button to “Create object data” and click [OK].

What does contour line mean?

Contour line, a line on a map representing an imaginary line on the land surface, all points of which are at the same elevation above a datum plane, usually mean sea level. map: contour lines. The diagram illustrates how contour lines show relief by joining points of equal elevation.

How do you read contour lines?

How To Read Contour Lines

1. Index lines are the thickest contour lines and are usually labeled with a number at one point along the line. …
2. Intermediate lines are the thinner, more common, lines between the index lines. …
3. Supplementary lines appear as dotted lines, indicating flatter terrain.

How do you draw contour lines in Autocad 2018?

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 add contour lines in Civil 3d?

For best results, add the contour data in a single operation.

1. In Toolspace, on the Prospector tab, expand the surface Definition collection, right-click Contours, and click Add.
2. In the Add Contour Data dialog box, enter the contour description in the Description field.

How do I import a shapefile into AutoCAD?

To Import SHP Files

1. Click Insert tab Import panel Map Import .
2. In the Import Location dialog box, under Files Of Type, select shp.
3. Select the file or folder to import. …
4. For formats with additional options, in the Import dialog box, click Driver Options.

How do I import GIS data into AutoCAD?

Importing and exporting GIS data in AutoCAD Map 3D

1. Use mapimport to select trail data from an ESRIA shape file.
2. In the Import dialog, specify layer names and the import coordinate system.
3. Use Attribute Data to add object data and import.
4. In the drawing, browse the imported objects and properties.

17 мая 2018 г.

What are 3 types of contour lines?

Contour Interval – Types of Contour Lines: Index, Intermediate, Supplementary.

What are the 5 Rules of contour lines?

Rule 1 – every point of a contour line has the same elevation. Rule 2 – contour lines separate uphill from downhill. Rule 3 – contour lines do not touch or cross each other except at a cliff. Rule 4 – every 5th contour line is darker in color.

What is the another name of contour line?

Also called contour, level curve, level line.