Abstract: Based on expounding the importance of mechanical coeficients for anchor cables design，some methods and steps which are used to get mechanical coeficients of anchol"cables are presented．and the criterion of losing efficacy in anchor is slven.An example is put forward with useful process record and data ofthe experiment which induce some methods and conelusions， which may be used for reference in other design and construction like this.

Key words: nchor cables, highway border treatment, highway englrmering, an chorcables piles

摘要： 在阐述锚索力学参数对设计的重要性基础上，介绍了采用多循环加载方法获得锚索设计力学参数的试验方 法、操作步骤，以及锚索失效准则，给出了一个实际工程测试例子的试验过程和所获得的实验数据，以及对试验数据 分析的方法和结果，为类似工程的试验、设计、施工提供了可以借鉴的经验．

关键词: 锚索, 边坡治理, 公路工程, 锚索桩