How do you draw contours in Autocad?

You can can add contour lines to a raster-based surface in your map to create a contour or topographic map. You add contour lines to surface layers in Display Manager. In Display Manager , right-click a surface layer, and select Create Contour Layer.

How do you use ESurvey CAD?

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1. Open your CAD application.
2. Type ‘Appload’ at the command prompt.
3. Load/Unload Applications a window will appear.
4. Browse lisp file from its location, says C:ESurveyESurveyCADD directory and select ‘LoadESurveyCADD.FAS’ file.

How do you use contours on Google Earth?

Open Google Earth. Click File | Open, select the KML file, and click Open. The contour map is loaded and displayed over the aerial photo. The color and transparency properties are retained.

What are the 3 types of contour lines?

Contour lines are of three different kinds. They are the Index lines, Intermediate lines and the Supplementary lines.

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.