In this article, the technology of spray anchor soil nail has been described in design and construction of foundation pit support, the interaction mechanism of soil nailing is analyzed, with the checking out of stability and security; Soil nail wall Construction technology and design are described in detailed, the application of spray anchor soil nail technology is considered to be successful by monitoring the horizontal displacement of supporting structure.%本文介绍了土钉喷锚支护技术在医院综合楼基坑支护设计和施工中的应用,分析了复合土钉作用机理,验算了土钉支护结构的稳定性、安全性.对复合土钉墙的设计、施工工艺进行了较详细的阐述.通过监测支护结构水平位移认为:土钉喷锚网支护技术在本工程的应用是成功的.
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