Construction started: 1970

Construction completed: 1974

This is One of the tallest

buildings in the world

and the tallest building in

America, it is impossible

to miss when appreciating the skyline.

Mr.Joseph Chetrit Mr.John Huston mr.Joseph Moinian

Mr.Fazlur RahmanMr.Bruce Graham

This tube structural system

capable of resisting lateral

forces in any direction.

A bundled tube structure consists of

a number of individual tubes

interconnected to form

multicelltube.