I've never given much thought to the technology behind a power-line pole. The only times I've been seriously mindful of them at all is while driving. But Jon Rouse thinks about them plenty, and his ...
AMES, Iowa – The metal poles that carry power lines across the country are built to take whatever blows at them. So they're big and round and sturdy – as much as 12 feet in diameter and 100 feet high.
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