Taihedian (Hall of Supreme Harmony)Ⅱ

Taihedian (Hall of Supreme Harmony) has five rooms long from front to back and 11 rooms long from left to right. It has an architectural area of 2,377 square meters and 26.92 meters high. If it is added the length of the dais, it will be 35.03 meters high. Taihedian( Hall of Supreme Harmony) is the largest palace hall in Forbidden City. The upper section is a roof of Chongyanwudianding (重檐庑殿顶, Double eaves Wudian Roof. This is the top-level palace roof in Qing Dynasty, and Wudianding is also called Sieding and Wujidian. The palace roof structure displays the rectangle, and the surface is wide and the inside is deep. The front and the back slopes meet together, this  connection is called the mid ridge. And the left and right slopes have four vertical ridges and respectively connect with the one side of the mid ridge.