【摘要】 文章简要介绍圆形钢支撑作为深基坑的内支撑体系,在广州地区的首例工程——广州地铁黄沙试验段及地铁工程广泛应用的情况。通过广州地铁一号线工程的三个实例,论述了圆形钢支撑内支撑体系的方案选择及施工要点。更多还原

【Abstract】 This paper briefly introduces the circular steel support, which was extensively used as inner support system of deep pits in Huangsha testing section of Guangzhou Metro and the whole project. In addition, this paper describes the selection of circular steel inner support system and the key points of construction by three cases on No. 1 line of Guangzhou Metro.更多还原