setting wind tower screw in anckors [RE-wrenches]

[Jeremy Rodriguez]

We use an electric drill with a driver made to fit the anchor's head. It 
turns very slowly and has major torque. Watch out!  
We rent one. Ask for a tie down drill.

Jeremy
All Solar

David Blecker wrote:
> 
> Darryl
> 
> We haven't used screw in anchors for any turbines but we've used them 
> to erect about 60 met towers.....
> 
> We still do it the old fashioned way...by hand.  But we rigged up a 
> super long bar hinged on two sides at about 2-1/2 feet out from the 
> center with 3-ft extensions.  Two people can develop a lot of torque 
> and the hinges allow us to stay more or less upright as we turn and 
> turn and turn....
> 
> I agree with Roy....for wind turbines go with concrete 
> yessiree!  Just make sure to pour enough mass to resist the pull-out 
> force.  Or dig a big enough hole to pour a footing.  I doubt a 5-inch 
> diameter 4-foot long slug of concrete would have enough holding power 
> to keep your tower vertically inclinated.
> 
> Dave
> 
> 
> 
> At 06:22 AM 9/18/2006, you wrote:
> 
> 
> >HI
> >What do folks use to set wind tower screw-in anckors?
> >By hand is just so hard, and a post hole digger spins
> >to fast.  Thanks
> >Darryl
> >
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> ----------
> David Blecker, PE
> Seventh Generation Energy Systems, Inc.
> Ph:  608-467-1518
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