粉喷桩与土层锚杆联合支护方式可同时解决支护与止水双重问题，在基坑开挖深度不大，基坑周边环境条件严重受限的情况下，可充分显示出其技术经济方面的优越性，值得应用推广，文中探讨了该联合支护方式的设计方法，建议按喷锚支护模型计算边坡整体稳定性，计算中将粉喷桩等效为一层加固土。通过工程实例，验证了建议的计算模型。并且还对施工中应注意的一些问题进行阐述。
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