某地一基坑工程实践  

Introduction in Construction of a Deep and Large Scale Pit

作　　者：刘世明[1] 胡士兵[1] 

机构地区：[1]华东勘测设计研究院,杭州310014

出　　处：《科技通报》2012年第9期79-83,96,共6页Bulletin of Science and Technology

摘　　要：介绍了杭州一开挖深、规模大、地质条件和周边环境复杂的基坑工程实践,着重介绍了工程地质特点、高含砾砂土层中土钉施工工艺、开挖过程遇到的边坡崩塌与集中冒水问题及相应的技术对策。There is a large-scale pit which is of deep excavation,complex geology condition and surrounding environment in Hangzhou.The geology condition characteristic and construction technology of the retaining structure in soils of high content of gravelly sand,problems and measures taken in excavating are introduced in this paper.

关 键 词：预应力锚杆 崩塌 水法成孔 竖向结构(土层)面 砾砂 

分 类 号：TU94[建筑科学—建筑技术科学]