The Design of the Twin Towers

The design & construction of the towers marked a dramatic break with skyscraper tradition. More

The design and construction of the twin towers of the World Trade Center marked a dramatic break with nearly a century of skyscraper tradition. The unprecedented height and size of the towers posed a new kind of structural challenge. They needed not only to support the sheer weight of the 1,360-ft-tall buildings, but to overcome the even greater loads caused by the high winds of New York Harbor.

AIR DATE 9/9/03