某高层商住楼基坑支护工程设计综合研究  

Synthetic Study of Foundation Pit Bracing Engineering Design for a High Commercial and Residential Building

作　　者：仝德丰 

机构地区：[1]广州市恒升房地产开发有限公司,广州510800

出　　处：《广东土木与建筑》2011年第9期22-24,共3页Guangdong Architecture Civil Engineering

摘　　要：某项目设计2层地下室,基坑深9m,设计了"钻(冲)孔灌注桩+高压旋喷桩+锚杆","土钉墙+钻(冲)孔灌注桩+高压旋喷桩+锚杆";"挂网土钉+钢管桩+深层搅拌桩+单管旋喷桩+锚杆+堆砂包"等3种复合支护方案,并进行安全、施工、造价比选。A 2-storey basement with 9 meters deep foundation pit is designed.Three combination regimens are proposed,punch(or drilling) bored concrete pile,high pressure jet grouting pile and rock bolt,soil nailing wall,punch(or drilling) bored concrete pile and rock bolt,hanging net soil nail,steel pipe pile,deep mixing pile,single-tube rotary grouting pile,rock bolt and heap of sandbag.Finally compares them from the respects of safety,construction and cost.

关 键 词：岩溶地质 淤泥层 深基坑 复合支护设计 

分 类 号：TU[建筑科学]