Category: Canyoning

Lightweight Jigger Testing

Lightweight Jigger Testing Lightweight Jigger Complete

Introduction For backcountry rescue, the aim is to use lighter weight gear balanced with functionality and performance.  A couple of years ago, I made up a lighter weight jigger (4:1CD/5:1 pre-rigged pulley system) using a 6mm cord made with a Dyneema core with a polyester sheath. Although we did some initial testing with a 5mm […]

Webbing anchors: efficient rigging and 16mm testing

Webbing anchors: efficient rigging and 16mm testing webbing anchor header

What’s in this webbing anchors post? The basics for webbing anchors: So you know why you are using webbing anchors, what to use, set up and four ways of rigging. How to rig webbing anchors efficiently: Get the right (minimum) webbing length, rather than halfway through a rigging job finding out you are short and have […]

Figure-8 Device Block for Canyoning

Figure-8 Device Block for Canyoning

Figure-8 Device Blocks for Canyoning 2021 Catching up with another canyoner recently they showed me a failure method for a particular Releasable Figure-8 Device Block (Releasable-8 Block) used as a setup for abseiling in a canyon. Correct Rigging Correct Rigging Incorrect Rigging This block is called Releasable-8 Block V1 (for reference purposes) – above left and […]

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 […]

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