The National Stadium (Bird's Nest) is located in the south of the central area of Beijing Olympic Park and is the main stadium of the 2008 Beijing Olympic Games. The total area of the project is 265,438+0 hectares, and the audience seats are about 965,438+0,000. The opening and closing ceremonies, track and field competitions and football finals of the Olympic and Paralympic Games were held. After the Olympic Games, it became a large-scale professional place for Beijing citizens to participate in sports activities and enjoy sports entertainment, and became a landmark sports building and Olympic heritage.

Construction of the Bird's Nest started on February 24th, 2003 +65438 and was completed in March, 2008. As national landmark buildings, the main stadium and the national stadium of the 2008 Olympic Games have remarkable structural characteristics. The stadium is a super sports building and a large-scale sports venue. The design service life of the main structure is 100 years, the fire resistance rating is Grade I, the seismic fortification intensity is Grade 8, and the waterproof rating of underground engineering is 1.