Original Post Date: November 2010
The following content is inspired by this discussion:
Here are a couple of ways to determine the height of an element in a 3D space.
Option 1: Use the element range
Display the elements range and snap to, or measure, the resulting range block. You can read the elevation of the element's maximum height in the Message Center.
Option 2: Use the Element Information dialog
A quicker option is to simply use the Element Information dialog and drill down until you find the Range High values.
Display element ranges