【摘要】 橙子沟调压井采用打入待开挖井壁的不张拉锚索,没有工程先例。文章介绍了这种布置和结构特殊的锚索,包括其设计、施工、监测、应用前景及存在问题,为如何提高薄壁结构调压井岩石完整性和开挖稳定性提供了一种新的锚固方法。更多还原

【Abstract】 the untensioned anchor cables are installed in the wall(to be excavated) of surge shaft,Chengzigou Hydr.This is the first engineering practice in the history.In this paper,the type of the anchor cables which are special in layout and structure are introduced including their design,construction,monitoring,application prospects and issues to be focused.It provides with one new anchoring method for improvement of rock integrity and excavation stability of the surge shaft with thin wall in structure.更多还原