| 真空堆载联合预压法在公路软基处理中的应用 |
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| 引用本文： | 李海平,GE Jun-tao,刘守业.真空堆载联合预压法在公路软基处理中的应用[J].山西建筑,2008,34(23). |
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| 作者姓名： | 李海平 GE Jun-tao 刘守业 |
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| 作者单位： | 1. 河南省地质测绘总院,河南郑州,450006
2. 华北地质勘查局519大队,河北保定,071051 |
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| 摘 要： | 首先介绍了真空堆载联合预压法的加固机理,然后结合高速公路软基处理中真空堆载联合预压法的应用,分析了对该类工程的加固效果,认为真空堆载联合预压法施工工艺成熟、能增加地基稳定性、缩短施工工期,可作为高速公路软基处理的一种手段进一步推广。
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| 关 键 词： | 真空预压 堆载 有效应力 真空度 |
Application of vacuum combined surcharge preloading method in soft subgrade improvement of express highway |
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| LI Hai-ping,GE Jun-tao,LIU Shou-ye.Application of vacuum combined surcharge preloading method in soft subgrade improvement of express highway[J].Shanxi Architecture,2008,34(23). |
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| Authors: | LI Hai-ping GE Jun-tao LIU Shou-ye |
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| Affiliation: | LI Hai-ping GE Jun-tao LIU Shou-ye |
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| Abstract: | Reinforcement mechanisms of vacuum combined surcharge preloading method is introduced,meanwhile,an introduction is given to the application of vacuum combined surcharge preloading method in soft subgrade improvement of express highway.The effect of reinforcement is analysised,which indicates that vacuum combined surcharge preloading method is a ripe technology,which can improve foundation stability and reduce construction period.The method may be used as a reference for the construction of similar projects in the area. |
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| Keywords: | the vacuum preloading surcharge effective stress consolidation degree |
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