Climbing Equipment : Playground equipment or equipment parts that have no areas on which it is possible to stand unsupported and which, therefore, require the user to hold on with both hands
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}