Utility work

Norm,

That sounds about right, the way I understand this is that the average person can apply approx 3/4 of their body weight in terms of force when pulling on a rope, multiplied by ten with the pulleys came real close to to the dyno reading, a little short but close enough, ever play horseshoes?? that kind of close, approx 200 lbs in round figures. I don't how much force it takes to register 200 lbs on a dyno.

Larry
 
Rolled up to this tree yesturday. 83" dbh cottonwood. Our work order was to clear the wire and the neutral. The line clearance contractor was to provide a 65' aerial lift and an operator. Here's my crew at the base during our briefing.
 

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We are only removing the right half. I set all of the slings and the line clearance operator did all of the cutting. There was a huge area of decay on the main trunk. The lift was too short to do any of the rigging. The operator has been doing clearance for 28 years. He was amazing with the lift but never did a crane job. He was a super fast learner and did an great job. Working with other contrators can often be frustrating but these guys rocked.
 

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The wrecking crew wrecking. With a large landing zone we will use the grapple to feed the chipper. A ground worker will cut it up and then operate the chipper via remote control.
 

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Norm spliced me up 2 35' 9/16" amsteel sprider legs that I use for this purpase only. To lift material on the far side of the wire without the cable going below the wire keeping my 10' minimum sort of.
 

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I think Amsteel is plenty strong for crane operations (if using a larger diameter). Why is it that some arbos don't like it?
thinking.gif
 
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Norm spliced me up 2 35' 9/16" amsteel sprider legs... keeping my 10' minimum sort of. [/quote

we do the best we can under all kinds of circumstances.
Thanks again for sharing.
 
Hey Toddk, Congrat's on your climbing at the ITCC! (It's cool to see someone do even better as they get older!) That P. Deltoides looked nasty. Glad it worked out well teaming up with the util. co. crew! (it can be scary working with people you don't know) Where was that tree located? (I've seen some like that just west of where you live.)
 
[ QUOTE ]
I think Amsteel is plenty strong for crane operations (if using a larger diameter). Why is it that some arbos don't like it?
thinking.gif


[/ QUOTE ]

CO$T??

Amsteel is outstanding for crane work. It was MADE for crane work.
 
A couple of guys I know say it is not good enough for abrasion, but I have always understood its duribility.

Cost seems to be a good explanation, but I think it is worth it.
 
Sorry Mahk. Took me awhile to figure out what you were talking about.You are absoluting correct. If possiable it is much more efficient if you can operate the 5to1 horizontally not vertically. In the case of that Maple We only had to hold the load and did not have to lower and raise multiple times.
 
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Would you use amsteel for loopies etc? It seems to be more slippery than tenex, would that be a problem?

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Two factors are involved. 1)Amsteel is a single end hollow braid, therefore it doesn't flatten out as much as 2 end. So, it won't grab like 2 end Tenex. 2)Amsteel is a slipperyer fiber, so a 2 full fid bury is needed for the crossover.
I have made 1 loopie out of 1/2" Amsteel and so far it hasn't slipped.
 
Amsteel rocks we use it on our Bandit 1890 with our winch and we have dragged some huge pieces of wood and not one snap and it has been installed for about 4 months. One of our foreman came to us from another company and he told us to get the amsteel since we were very leery of it but it is some awesome stuff.
 

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