Category: Abseiling

Double sheet bend; but it’s fine?

Double sheet bend; but it’s fine? Double sheet bend yosemite 10mm

Introduction I was recently undertaking testing to confirm our cave rescue setup (see the post Let’s lighten the load – update). In cave rescue, as we use the double sheet bend for rigging – being easy to adjust, especially in the middle of a rope or cord – I thought it would be a good idea to […]

Floating anchors: But what if the anchor blows?

Floating anchors: But what if the anchor blows? 2 point floating anchor carabiner pulleys

Introduction Floating anchor: but what if the anchor blows? Isn’t it going to rip the other anchor out? I hear this as a common statement quoted back to me when talking about a two-point floating anchor (aka self-equalising, magic X, etc.). I can only think it’s based on the assumption you have: Built or chosen […]

Which bends for joining ropes? – Update

Which bends for joining ropes? – Update double overhand flat bend in use

Introduction As part of writing the Canyoning Technical Manual, I needed to find out more about flat bends. For my own peace of mind, I had to make sure what I was putting in the book was suitable. We undertook some testing in 2015 including a control test and five flat (offset) bend variations.  In 2020, […]

How much friction for your device?

How much friction for your device? Friction Testing

How much friction for your device? We were interested to know (as a guide) how much a lowering device can hold for rescue in particular but also personal use. The testing is for practical use when out on a rescue, training or instructing a group about how much it can hold in relation to: the […]

Life on the edge: testing the edge kit

Life on the edge: testing the edge kit Edge Kit 4on2 Drop Test Factor 1

Introduction We have used an edge kit for several years. Over this time, I have never done any testing on the combination of Purcell Prusik (Prusik on a Prusik), Prusik hitch 6mm on 8mm cord and double overhand (scaffold) hitch onto a carabiner. There has also been an assumption made that the edge kit would […]

Vlad to help – a master carabiner

Vlad to help – a master carabiner Vlad-wear-and-tear

Vlad to help – a replacement for the master carabiner Back in November 2018, I decided to purchase a Grivel Vlad and put it on my harness to see if it was going to be a useful addition. The Vlad could be helpful as a master carabiner for anchor station organisation for multiple clip-ins. There are […]

The American Death Triangle in the real world

The American Death Triangle in the real world

The American Death Triangle in the real world Recently (Feb 2018) I wrote a blog on the forces involved in the American Death Triangle. I questioned if there were some occasions we can use this style of rigging. Note: I would recommend reading this first article before diving into this one: American Death Triangle and […]

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