Historical Hardware Carabiner rappels, carabiners with brake bars, hooks, horns, plates, tubes, figure eights, eights with ears, complex eights, spools, bobbins, and so much more. Step back in time and marvel at the ingenuity that went into all the devices people used for rappelling, belaying, climbing and ascending. Some of the gear is still around…
https://youtu.be/gbvvzT_OKV0 El nudo mariposa alpino es un nudo para formar un lazo fijo en el medio de una cuerda. Puede ser hecho en una cuerda sin acceso al final de los extremos; esto es una ventaja cuando se trabaja con largas cuerdas de escalada. El nudo mariposa alpino es un nudo excelente de línea media…
Safety Eight Diego is narrating in Spanish, but the demo is easy to follow even without audio. He is rigging a standard figure eight device in both standard mode and vertaco mode in a way that dramatically reduces the chances of dropping the device. Una técnica básica pero fundamental en cañonismo, el “Ocho imperdible” nos…
Linked below are a couple pretty good educational videos discussing relative humidity. Relative humidity refers to how much moisture is in the air relative to that air’s capacity. Capacity is based on air temperature. The warmer the air, the greater its capacity to hold moisture. When you understand relative humidity and dew point (and a…
Linked below are two videos describing different types of frontal systems and the kind of weather each is likely to bring. Add cloud recognition to the mix and you have more tools for predicting changes in weather. Warm fronts are likely to form stratus clouds. Cold fronts are more likely to form cumulous clouds. NIMBOSTRATUS…
CEM Releasable Knot Construcción y colapso del Nudo CEM en un arco de roca / “El anclaje recuperable Mexicano” En esta ocasión visitamos el cañón de El Zarco en Zapopan, Jalisco. Un cañón que presenta al inicio formaciones de roca muy peculiares, en especial nos llamó la atención una zona que no presenta gran desnivel…
Which bend for joining ropes? Download PDF Tests conducted by Grant Prattley of Over the Edge Rescue comparing several variations of the flat overhand bend for joining two ropes. Answering the question – Is there a bend that is easy to tie, easy to undo after normal loading, has a snag-free surface while having reasonable…
Designed by Rich Carlson and manufactured by BlueWater Ropes, the VT Prusik features a super tough, heat resistant Technora aramid sheath over durable nylon core strands. The core in this kernmantle design keeps the VT from flattening and binding up. The VT performs well when used for many tasks, including: ascending self-belay while rappelling as…
Instructions for Rigging the Totem The original Totem is the ‘Swiss Army Knife’ of rigging devices. Deceptively simple looking, the Totem is remarkably versatile. Use it for belaying, releasable rigging and hauling systems, or as a rigging plate. Use it for rappelling – it’s simple to add friction mid-rappel and simple to lock off. You…