Adding Point Data to a Surface

Import point data into the current drawing

1. Open drawing Surface-1A.dwg , which is available in the tutorials drawings folder.
   This drawing contains an empty surface definition, which is named EG.
2. Click Modify tab Ground Data panel Surface  Find.
3. Click Surface tab Modify panel Add DataPoint Files  Find.

1. Under Selected Files, click .
2. In the Select Source File dialog box, browse to the tutorial folder. Select Surface-1A-PENZD (space delimited).txt. Click Open.
3. In the Add Point File dialog box, under Specify Point File Format, select PENZD (Space Delimited).
4. In the Add Point File dialog box, click OK.
5. At the command line, enter ZE.
   The surface, which contains the imported point data, is displayed in the drawing.