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The most basic method for controlling horizontal sway is to simply tighten up the structure. at the point where the horizontal girders attach to the vertical column, the construction crew bolts and welds them on the top and bottom, as well as the side. this makes the entire steel super structure move more as one unit, like a pole, as opposed to a flexible skeleton.

Domes and arches were seen as quite opulent, they're harder to make and they're also hard to understand as arches look as if they really shouldn't work. all of these factors contribute to them being used in churches along with costs to make such amazing designs