Pit one, which is 230 metres long and 62 metres wide, contains the main army of more than 6,000 figures. Pit one has 11 corridors, most of which are more than 3 metres wide and paved with small bricks with a wooden ceiling supported by large beams and posts. This design was also used for the tombs of nobles and would have resembled palace hallways when built. The wooden ceilings were covered with reed mats and layers of clay for waterproofing, and then mounded with more soil raising them about 2 to 3 metres above the surrounding ground level when completed.
The Mausoleum of the First Qin Emperor (Qin Shi Huang) is located in Lintong District, Xi'an, Shaanxi province of China. This mausoleum was constructed over 38 years, from 246 to 208 BCE, and is situated underneath a 76-meter-tall tomb mound.
The Terracotta Army is a collection of terracotta sculptures depicting the armies of Qin Shi Huang, the first Emperor of China. It is a form of funerary art buried with the emperor in 210–209 BCE and whose purpose was to protect the emperor in his afterlife.