上海世界贸易商城座落在虹桥开发区南部,是目前我国首次建造的超大型商贸建筑,总建筑面积达28万m~2,建筑物东西长229m,南北宽108m,整个工程共分为A、B、C3块(如图),其中A块平面132m×108m,是目前上海最大一个单元地下室不设缝的建筑。A块混凝土底板厚约2m(地梁厚为 Shanghai World Trade Mall is located in the south of Hongqiao Development Zone. It is the first large-scale commercial construction building in China with a total construction area of ​​280,000 m2. The building is 229 meters long from east to west and 108 meters wide from north to south. The entire project is divided into A, Blocks B and C3 (as shown in the figure), where the plane of Block A is 132m×108m, is the largest basement unit in Shanghai with no seams in the basement. A block concrete floor thickness of about 2m (ground beam thickness is