Rescue tripods ‘falling over’. Natural, improvised, and purpose built high directionals are used to manage loads over edges and through openings. They can make otherwise impossible tasks possible. There are now many
Nov 10, 2014
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Members: Rigging Slings on Carabiners
Roping and rigging equipment compatibility. Industrial round slings are normally used to connect a load or anchor to rigging equipment via shackles. There seems to be an increasing tendency to
Nov 7, 2014
Members: Three-way Loading
Three-way loading of carabiners. This issue is often presented as black-and-white and is rarely given much consideration. Most users know that manufacturers warn against certain loadings but what does this
Nov 4, 2014
Members: Redirection Forces
This article goes beyond the standard rule-of-thumb “90° puts 141% on the redirect anchor”. If we have a suspended load with a 90º redirection through an aluminium carabiner then we
Nov 2, 2014
Members: Language of Physics
Scientific notation & standard units The standard ‘shorthand’ for scientific notation involves abbreviating numbers to the nearest division of 1,000. The metre (m) is the standard metric unit of length.
Oct 29, 2014