Saturday, August 23, 2008

A Skyscraper So Tall Builders Can't Use Walkie-Talkies

If you want to build a skyscraper 2,275 feet tall, you will face engineering challenges comparable just because its sheer size. One of them is communications. When the unbelievable Burj Dubai started to get really high, the construction workers discovered one problem that seems obvious now: their walkie-talkies stopped working as they climbed up

read more | digg story

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