复合土钉技术在软粘土基坑围护中的应用与评价

本文简要介绍了复合土钉支护技术的应用概况,结合福州大学科技交流中心软粘土基坑支护工程实例,评价分析了由喷锚支护和超前桩(即微型木桩和竖向土钉)构成的复合土钉技术方法应用于软土基坑支护的设计和施工实践。由此得出复合土钉支护方法在软土地区基坑支护中使用的一些体会,为软土地基基坑支护技术的发展提供了实践经验的积累。

Application And Apprisement Of The Compound Soil Nailing Technique To Soft Clay Foundation Pit Bracing

The application situation of compound soil nailing supporting is introduced in brief at the begging of this paper.Based on the case of Fu Zhou university science and technology communication center soft clay foundation pit supporting,The paper analysizes and appalises the practice of the soft clay foundation pit supporting design and construction fulfilled with combined bolting and shotcrete.Some conclusions that compound soil nailing technique is used in soft soil foundation pit are drawn,which is a good practical experience and help to the developmet of soft soil foundation pit bracing technique.