Quote:
Originally Posted by Yankee fan for life
Then ask me this question how do they maintain the CN Tower's random? they can easy do the same enough of the excuses.
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The original WTC, Sears Tower, CN tower.... all were designed as smooth metal, ridged enclosures. You can scale them. A human can come into contact with them. Workers can connect safety straps to them. The surfaces are strong and constructed of steel "barrels" stacked on top of each other.
The radome of 1WTC was a collection of 2.5" thick multi-angled decorative fiberglass-covered
foam panels, affixed to the steel mast underneath. They are simply a decorative covering. You can't attach anything to them. You can't scale them. etc.
The mast structure itself was already finalized when the decision was made to ditch the radome. Yes, they COULD have made it a smooth mast like those other buildings but that would have required a complete redesign of the entire structure.
Look at these workers building the original WTC antenna: