Combined with characters of the cable-supported structure applied in the steel roof of Hu nan province government s new office building, the installation scheme of cables was constituted.

• 结合湖南省政府新机关院办公楼钢屋盖采用的预应力索托结构的特点,制定了拉索安装方案,由计算分析确定了合理的张拉程序和张拉力。