What is the name of the big underpants building in Beijing?

It's called CCTV headquarters building. On February 24th, 2007, 65438+2007, the CCTV headquarters building was selected as one of the top ten architectural wonders in the world by Time magazine.

The two towers are inclined 6 degrees in two directions and connected by L-shaped cantilever structure over 163 meters. The glass curtain wall on the outer surface of the building is composed of strong irregular geometric patterns. Construction started on June 5438+1October 2 1, and was completed and put into use on May 65438+June, 2002.

Extended data:

architectural feature

The CCTV headquarters building was designed by the Metropolitan Architecture Office led by rem koolhass and Ole Scheeren? . The surface of CCTV headquarters building is composed of glass curtain walls with irregular geometric patterns, which has great visual impact. Glass curtain wall not only has the advantages of light weight and convenient construction, but also can organically combine the building with the surrounding scenery by using its reflective performance.

exterior

The density of steel members in the facade of CCTV headquarters building varies according to the stress changes in different positions. In order to meet the complex functional requirements of oblique facade modeling and broadcasting services, a large number of transfer trusses are set up, and at the same time, performance-based design and analysis methods, performance verification and physical tests are adopted to ensure the safety under different seismic intensities.

Baidu encyclopedia-CCTV head office building