How do I create a contour line in AutoCAD?

If you need to select or move the file, you can unlock it. Click an empty space on the diagram to deselect anything that may already be selected. Right-click, and then click CAD Drawing Object > Properties. Click to deselect the Lock size and position and Lock against deletion checkboxes.

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.

How do I create a level in AutoCAD?

How do I create a level in AutoCAD?

1. On the Quick Access toolbar, click Project Navigator .
2. Click the Project tab, and under Levels, click .
3. If you want each new level to take its floor elevation from the height of the level below, click Auto-Adjust Elevation.
4. Add a level using one of the following methods:

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 a cross section diagram?

Cross sections are line graphs that show a sideways view of a landscape. They can show features such as hills and valleys, or depths, such as the depth of a river. Cross sections of hills use contour lines to determine the height of the land.