A gin pole construction tool is typically used to erect a mast or pylon. Characteristics of a gin pole include guy wires and pulleys. A gin pole is able to hoist and swing an object from one location to another. It is not recommended that you try to construct your own gin pole unless you have significant experience in construction. A gin pole can be used to move steel beams and wood planks
. that are needed to build structures like buildings and homes. You may have even seen a gin pole in use on road construction sites. You can find more information here: http://lists.contesting.com/_towertalk/1996-06/msg00064.html