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Chockstone Forum - Gear Lust / Lost & Found

Rave About Your Rack Please do not post retail SPAM.

Topic Date User
anchor testing rig 10-Sep-2010 At 10:13:01 AM J.C.
Message
On 8/09/2010 davidn wrote:
>On 8/09/2010 J.C. wrote:
>>It's going back a while now but from memory the manufacturers recommendation
>>(no 'standards' exist for testing bolts as far as I'm aware, they just
>>have to be deemed safe by a 'competent person', so we generally just
>went
>>by manufacturers rec.) was in the vicinity of 10% of SWL for 3 or 4 minutes?
>>I could be way off in my memory there, I'll have a look in my old notes
>>when I'm at my folks' place next
>
>10% - wtf? 2 people and a pig could weigh more than that and would be
>on 'em for far more than 3-4 minutes. Not that I'm into that big-walling
>type malarkey.

My bad, it's all coming back to me :) we tested to about 50% which for a fall arrest anchor is 7kn & for an abseil anchor is 6kn. Not sure why I had 10% in my head?!

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