Bearer (Putlog) : A horizontal transverse scaffold member (which may be supported by ledgers or runners) upon which the scaffold platform rests and which joins scaffold uprights, posts, poles, and similar members
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}