Glossary of Defined Terms

Rampant Plane

In the process of defilading a field work from fire delivered from a commanding height within 1,000 yards the rampant plane was a plane that passed from a line 3 feet above the established line of a field work's gorge, through the line of the interior of the interior crest, to the highest point of ground where the an enemy could see the interior of the work. Some period manuals refer to the rampant plane as the plane of the site.

January, 2003