InterContinental Sheshan Shanghai
The Intercontinental Sheshan Shimao Hotel (Deep Pit Hotel), constructed by Hangxiao Steel Structure, is located at the foot of Sheshan Mountain in Songjiang, Shanghai, with an elevation of minus 88 meters above sea level, which is the lowest five-star hotel in the world, and is also the world's first natural ecological hotel constructed in a waste rock pit, which is rated as one of "the world's top ten architectural wonders" together with Dubai Sailboat Hotel."It is also the world's first natural ecological hotel built inside a waste rock pit.The main building of the hotel is divided into above ground part, underground to water surface part and underwater part, with a total construction area of 55,058 square meters.The overall structure is a space pipe truss structure, with a total length of 99 meters in the longitudinal axis span, 80.4 meters in the transverse axis span, 21 meters in the elevation of the top of the concrete columns, 24 meters in the elevation of the gable end, and 24.9 meters in the elevation of the structure at the ridge.The maximum span of the single truss is 45 meters and the maximum weight of the single truss is 19 tons.The project was awarded the 10th