Canyoning
Which bends for joining ropes?
This article has been updated in 2020 with all the bends retested and lots more information on variations including small and large diameters. Check it
21/06/2016
blog
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Anchors
Anchor rigging: Getting a grip on pre-tensioning
Anchor rigging: Getting a grip on pre-tensioning. For anchors a long way back from an edge, we often need to bring the anchor rigging and
20/06/2016
Abseiling
Abseiling: 5 ways to improve
Abseiling: 5 ways to improve. Lessons learnt from abseiling in a canyon. When I first started canyoning several years ago I had to adapt my
20/06/2016
Anchors
3-point anchor testing
3-Point Anchor Testing Updated and revised by Grant Prattley, OTE Rescue 2014. Based on original work by SARINZ Trust 2005. We started to research 3-point
03/05/2016
Anchors
Snow Anchor Placement
Snow Anchor Placement A few pages exerted from the Rope Rescue & Rigging Field Guide. A quick overview of snow anchor section and placement options with
03/05/2016
Testing
Rigging Myths and other things rope
Rigging Myths and other things rope NZOIA Symposium Paper, Tihoi, October, 2014, by Grant Prattley. At the NZOIA conference at Tihoi we had a bunch
03/05/2016
Risk management
Knots Safety Check
Knots Safety Check How to undertake a knots safety check before use A knots safety check is a really important step in your rope work just
03/05/2016
Rope Rescue
Systems Analysis: When does 1 = 4.5
Systems Analysis: When does 1=4.5 Updated and revised by Grant Prattley, OTE Rescue 2014.Based on original work by SARINZ Trust 2010.Article for Tomo Times, NZ
03/05/2016
Testing
Soil Anchor Report
Soil Anchor Report A report by Chris Gallagher, Field Equipment Officer, Australian Antarctic Division, March 2011. This report presents methods, discussion and recommendations in relation
03/05/2016
Testing
Rope Grab Test Report
Rope Grab Test Report Grant Prattley, Lindsay Main and Andrew Welsh, New Zealand Land Search and Rescue, February 2001. Many rope grab devices are used by the rescue technician
03/05/2016
Testing
Snow Anchor Report
Snow Anchor Report Snow anchor testing for a variety of common anchors A report by Don Bogie, 2005. The strength of snow anchors is dependent on
03/05/2016
Pulley Systems
Pulley Systems 101
An introduction to Pulley Systems: Pulley system setup Types of pulley systems – Simple, Compound and Complex Mechanical advantage – for simple systems Pulley progression
03/03/2016
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