The whole watchtower presents the design shape of "Tree of Life" and consists of five independent towers with different heights. The tower is 246.8 meters high, the 22nd highest in the world and the 6th highest in China. Because it looks like a nail, it is nicknamed "big nail" by everyone.
Architectural structure of observation tower in Olympic Park
The observation tower of the Olympic Park is located in the northeast of the central area of the Olympic Forest Park, and the west side is connected with the central axis landscape avenue. The project was undertaken by the general contracting department of Beijing Construction Engineering Group and the ventilation company of Beian Group, covering an area of about 6,600 square meters, with a building area of 1.89 million square meters.
The underground three floors of the five towers are connected into one; Among them, the highest height of the first tower is 244.35 meters, the elevations of the other four towers decrease in turn, and the lowest height of the fifth tower is 186 meters. The five towers are below140m, and there are three unified evacuation connecting floors with different heights.
At the height above 1 70m, there are six connecting passages between 1 tower and the other four towers, and the highest connecting passage is 222m, which is the passage between1tower and No.2 tower. All five towers have independent elevators and are designed with revolving restaurants. The audience can have a panoramic view of several kilometers of lakes and mountains in the revolving restaurant.
Baidu Encyclopedia-Watchtower of Beijing Olympic Park