Facts and figures about Olympics closing ceremony

The following are some facts and figures about the closing ceremony of the Beijing Olympic Games, held here on Sunday night.

THE VENUE

The closing ceremony is held in the National Stadium, also known as the Bird's Nest, in the Olympic Green in northern Beijing.

The stadium was jointly designed by Herzog & de Meuron Design Office, and China Architecture Design & Research Group and ARUP. Its construction began on December 24, 2003, and completed on June 30, 2008.

The stadium's seating capacity is 91,000, including 11,000 temporary seats. The floor space is 258,000 square meters.

MEMORY TOWER

The tower, consisting of five stories of elevation structure, is stretchable. Its maximum height is 20.7 meters and maximum load is 20 tons.

Design and construction of the tower lasted a year and 30 tons of steel was used.

MAIN STAGE

The round stage is 20 meters in diameter and 1.7 meters high, with a circle of steps in the periphery.

The Main Stage is equipped with four rotating stairs and four round rotary elevating platforms 1.6 meters in diameter, the height of elevation being 2.8 meters.

AERIAL EQUIPMENT

Ten steel ropes are above the field, with a total weight of 40 tons.

MUSIC

Nineteen composers created 30 hours of music for the closing ceremony. A total of 600 hours was spent on the recording.

LIGHTING

A total of 2,583 special lights are applied. The lighting equipments, weighing over 300 tons, were installed in five months.

COSTUMES

Altogether there are 4,010 suits of costumes in 18 styles.

REHEARSAL

The rehearsal lasted 12 months. Volunteers began their first group rehearsal in September 2007.

下面是在周日晚举行的北京奥运会闭幕式上一些特点。

场馆：

北京奥运会闭幕式在国家体育场，即“鸟巢”举行。

这个体育场是由Herzog & de Meuron设计工作室与中国建筑设计研究组联合设计完成。主体建设从2003年12月24日开始，完成于2008年6月30日。

体育场能容纳91000人，包括11000个临时座位。面积为258000千米。

记忆塔：

塔包含5个海拔建筑，是可以伸展的。最高度为20.7米，最大承重为20顿。

塔的设计与建造耗时一年之久，用了30顿的钢材。

主舞台：

主体舞台直径为20米，高1.7米，外围有一个圆形阶梯。

主舞台含四个转动的阶梯与四个圆形直径为1.6米的平台，平台高2.8米。

高空设备：

在场地上方有十条钢丝，总称重量40顿。

音乐：

共有19名作曲家为闭幕式创作了30小时的音乐。总共有600小时。

灯光：

现场总共有2583个特殊的灯光设备。总重量超过300顿，用了5个月来安装。

化妆：

总共有4010套服装，提供18种不同的造型。

排练：

排练耗时12个月。2007年9月志愿者进行第一次排练。