The traditional design method of cable-anchor support only considers the suspension action of single one, and loses sight of the anchoring effect of cable-anchors group, increasing the blindness of cable-anchors support ground.

• 摘要传统锚索设计方法只考虑单根锚索的悬吊作用，而忽略了群锚效应，加大了锚索加固的盲目性。