预应力锚索在公路高陡边坡加固整治工程中的应用

预应力锚索锚固技术以其结构合理、工艺灵巧、适应性广、施工速度快、造价低等优势，目前已广泛应用于各工程领域。在桂（林）—柳（州）高速公路高边坡加固工程中采用了该项技术，经过近1年的运转表明，效果良好。对该项工程作了详细讨论，介绍了边坡的地质条件、稳定性分析和设计参数的选取，总结了施工中锚索的造孔、下索、注浆、张拉锁定等设计及施工要点。

Application of Pre-stressed Cable Bolt in the Reinforcement Construction of High Slope of the Expressway

With the advantages of reasonable structure, handy workmanship, wide adaptability, speedy construction and small cost, the technology of pre-stressed cable bolt has been used in various engineering construction. Good result is proved in a running year. The geological condition and stability analysis of the slope as well as the parameter design are introduced; the experience is summarized in the design and the construction procedure, which include drilling, putting cable, grouting, and tension locking.