Dynamic tree support

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treemandan

Tree Freak
Joined
Oct 3, 2006
Messages
11,085
Reaction score
499
Location
chester co pa
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This stuff is called Nerex by Swedish Systems, it boast 17k tensile. I like it, its easy to work with and does its job.

The slings

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I assume the 4400 rating is working load... I hope.
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don't really like these thin metal things at all.



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I have used this stuff before but not the slings. There are actually thinner slings with a higher rating made by a different company I was thinking of using instead of these. I think the metal links might be what gives these slings a lower rating.

Its been quite some time since I cabled a tree. Last time I used a steel cable which failed. The cable held, the tree failed.

I am looking a lot of codom ash recently and am looking to gear up for proper support, or at least better.

This is my first project, the kid is getting heavy. I put the 3 strand in the other day because we had a party for the kids and some of them are bigger than mine and I didn't want any problems. Yeah, I know; A 3 strand? Yup, its in real good shape for being so old.

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There she goes


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I did pole clip the tips back last spring but I think it should definately have some extra support. Its a black walnut of course so the tips do get heavy.

I soaked my 3 strand in re-constituted dried blood to keep the rodents off of it for a few days. Although they say the rats won't chew the Nerex I don't beleive them. Some say they won't chew it cause its man made. I told them to tell the rats to stop chewing my plastic gas cans then, and my grill hose, and my patio furniture and the antenna on my car and pretty much anything else I left outside.

I did get a lesson from Dave at AA though about how the Europeans handle stuff like this. Recommended inpection intervals is 6 months.
 
that swing is sick tman! she isnt going to have a fear of anything when she gets older. you are creating a monster for yourself in the teen years. lol.

i wish i had a swing like that. now.
 
that swing is sick tman! she isnt going to have a fear of anything when she gets older. you are creating a monster for yourself in the teen years. lol.

i wish i had a swing like that. now.

Yeah she gets about 30 feet above the driveway. I think if you got on that limb it would surely need some supplemental support.
 
That's neat Dan. You know I prefer the 3/8" log chain, lol.

I was messing with the lockjack again down at the store today as well. Just not my thing I guess. Not really for fast downward movement they said. Too many screws to pay attention to. At 350 I think they are asking to much.
 
So its done

I pulled a climb line up with the 3strand , tied on some crap , fresh batteries in the thing you take pictures with and went up.




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I put on my suspenders for this



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Listen, all you need to know is that if something moves up there its gettin shot full of BB's.

Anyway this is a real nice piece which fits in over my left shoulder, I used it to cut the BB gun off before I went up


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But oh crap, look at that.



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yeah well, nevermind


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Plus the SOG with pliers on my right shoulder.... for puttin the chain back on.
 
So Foreward Ho

I moved the swing's rope out a foot from its old position and put the sling before it.

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It has been there since summer 06. I would have gotten to it sooner but I got held up at the office. You can see the girth mark, its not to bad but definately not a good way to hang a swing for very long. The only reason the swing is still hanging the way it is is because the store was out of slings.


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I am just hanging off this... and my lanyard

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This is why I like softer soled boots


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Its what you can't see that is important


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The splice

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the upper support


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I had hauled the 3strand back up to tension the load which was just simply using my foot to suck it up a little . The I dropped it into the pond.


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The tension

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Now I just need a push WEEEEE! Higher!


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The moment any downward pressure in exerted the rope begins to work. I might find it a little tight with foliage so then I will adjust it THEN I will borrow a bucket truck.
 
Actually the suspenders ( 12.50 army surplus) clip right up with most saddles . I use to use them more often back in the day, these days they are more of a " mowing the grass on a Sun, DRUNK " thing.

the beeners are at a good location to quickly stow a rope, tool, etc. I used to hang the Nextel up there somewhere too.

I stopped using them years ago cause when I have 3 saws hanging from my belt I can't lift my arms. Maybe I should try the suspenders that have a little stretch in them?
 
Good stuff dan. I'm gonna rep you for this one (is that a first?? lol).

Oops, sorry dan, already repped you too much.

These damn cigs are givin me short term memory.
 
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