This safety article came to us via Philippe Batoux, manager of the testing facility at ENSA: the École Nationale de Ski et d’Alpinisme, in Chamonix France, an institute/school for mountain ...
There are two basic tie-in knots climbers should be familiar with: The figure-eight follow-through, or "trace eight," and the double bowline with a back-up. Heather Weidner, pro climber, explains the ...