Horse Scaffold 2 : A supported scaffold consisting of a platform supported by construction horses (saw horses). Horse scaffolds constructed of metal are sometimes known as trestle scaffolds
US Department of Labor, Scaffolding eTool: Glossary, Occupational Safety & Health Administration OSHA, Washington, D.C., USA 2010. https://www.osha.gov/SLTC/etools/scaffolding/gloss ary.html, (OSHA/ Scaffolding - Amer) {619}