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Topic Date User

Climbing and highlining the Totempole HD 14-Apr-2013 At 5:55:24 PM Paul

Message

On 13/04/2013 sliamese wrote:
>Hmm fall factors are entirely irrelephant. 2m fall on 2m lanyard plus 20m
>line means FF of 0.09 anyway...

Wouldn't the fall be more than 2m, lanyard attached to slackline at foot height and harness at waist height? surely that would be about 3m fall? However the slackliner would probably be falling to one side rather than droping straight down so it could be more of a swing than a straight drop?

>15kN generated by a climber? Bull shit. Maybe in theory but given your
>body breaks at around 6kN im more worried about your spine. 5:1 is a fairly
>standard safety margin, used to be 8-1. The reason is stuff gets stressed
>abd damaged if loaded to just below breaking strain, cyclic loading makes
>it go snap. Hence safety margins and working load limits(Safe working load)