7/. Willis Tower:
It is the seven tallest building in the world. Its name is Willis Tower and is in the Chicago IL city of United States. Since 1972 this building started to build and finished 1974.
The floor count is 108 floors, floor area is 468,064m2, and it uses for office such
as: communication, and observation
. Structural Types of it has:
glass, concrete, reinforced, aluminium, and steel. The height of this
building is 442.1m with the antenna 85.2m.
0 comments:
Post a Comment