Sunday, 23 February 2014

How the World's Next Tallest Building Will Be Built

How the World's Next Tallest Building Will Be Built
Feb 23rd 2014, 17:00, by Kelsey Campbell-Dollaghan

How the World's Next Tallest Building Will Be Built

A crucial step towards building the next tallest building on Earth is underway: Engineers on the Kingdom Tower, a proposed 3,280 foot tower in Jeddah, Saudi Arabia, are beginning tests to figure out how to pump wet concrete more than half a mile into the sky.
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