[TowerTalk] nice trick for raising masts to drop into a tower

Eric Scace K3NA eric at k3na.org
Wed Feb 4 23:58:12 EST 2004


   The gin pole sticks up about 11-12 feet above the top of the tower.

   A 20-24 ft mast is raised (by the ground crew), with the gin pole rope secured to a couple of spots straddling the midpoint of
the mast.  As the mast reaches the top of the tower, the man on the tower guides the top of the mast inside the hoop.  The hoop
keeps the top portion of the mast from waving around in the air, while the bottom of the mast is brought into position over the
center of the tower.  If necessary, the top attachment to the lifting rope can now be safely removed, since the tip of the mast is
held by the hoop over the tower.  Ground crew starts to lower the mast into the tower, with the man on top continuing to guide the
mast into the tower.

   At no point in the procedure does the man at the top have to worry about the mast becoming significantly out of vertical.

   I hope that's clear.

-- Eric

-----Original Message-----
From: towertalk-bounces at contesting.com
[mailto:towertalk-bounces at contesting.com]On Behalf Of Jim W7RY
Sent: 2004 February 4 23:31
To: eric at k3na.org; YCCC; Towertalk
Subject: Re: [TowerTalk] nice trick for raising masts to drop into a
tower


Wouldn't it be better to mount the hoop at the bottom of the gin pole?

Having just installed my mast with a gin pole, I think it would be better
there. How could the hoop keep the mast from turning over it the hoop is at
the TOP of the gin pole?


Thoughts?

Jim W7RY




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