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Forum: Health, Safety & Related Gear 01-12-2015, 10:07
Replies: 75
Views: 11,237
Posted By thinwater
Re: Jacklines and fall protection devices?

Our testing showed no jackline tether forces over about 700 pounds (a VERY worst case), so no impact injuries were predicted. The jacklines, even low stretch, stretch enough. That correlates with...
Forum: Health, Safety & Related Gear 30-11-2015, 19:16
Replies: 75
Views: 11,237
Posted By thinwater
Re: Jacklines and fall protection devices?

Yup, falling is not a great model. But we do need a model.

Jacklines. Absolutely. I have never heard of a jackline failure. However, some group should take a look. I'm pretty a sure a 220-pound...
Forum: Health, Safety & Related Gear 30-11-2015, 10:46
Replies: 75
Views: 11,237
Posted By thinwater
Re: Jacklines and fall protection devices?

Using the boom as a hard point. Good one:facepalm:. One the more probably side, watch for tethers crossing either a sheet or traveller. I've seen both, and so far the results were only comical and...
Forum: Health, Safety & Related Gear 30-11-2015, 08:35
Replies: 75
Views: 11,237
Posted By thinwater
Re: Jacklines and fall protection devices?

A few thoughts:



I did the Practical Sailor jackline testing. The factual conclusion is that IF you use low-stretch materials they MUST be at least 2x the ISAF minimum strength to maintain a...
Forum: Health, Safety & Related Gear 29-11-2015, 09:51
Replies: 75
Views: 11,237
Posted By thinwater
Re: Jacklines and fall protection devices?

I like outside the box thinking. But I see problems (in addition to others that have been mentioned--many would obviously be solved in a marine version, if this turned out to be a good idea):


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