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机场跑道高填方工后不均匀沉降分析

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机场跑道建设时难免会涉及土方填筑工序,高填方施工后都会出现不同程度的不均匀性沉降问题.以某机场新建跑道为研究对象,在分析工程基本情况以及地质条件的基础上,明确了不均匀沉降的主要监测内容,包括原地面沉降监测和完成面沉降监测.结果发现原地面的不均匀沉降更显著,且沉降量较大,完成面的沉降相对较小且比较稳定.最后结合实践经验提出了强夯处理法和压注灌浆法,以提升机场跑道高填方工后的沉降问题,能够达到显著的效果.
Analysis of Uneven Settlement after High Airport Runway Filling
It is inevitable that the earthwork filling process will be involved in the construction of the air-port runway,and different degrees of uneven settlement will occur after the construction of the high filling area.Taking the new runway of an airport as the research object,on the basis of analyzing the basic situa-tion of the project and the geological conditions,the main monitoring contents of uneven settlement are de-fined,including the monitoring of the original ground settlement and the monitoring of the completed surface settlement.The results show that the uneven settlement of the original ground is more significant,and the set-tlement is large,and the settlement of the completed surface is relatively small and relatively stable.Finally,combined with the practical experience,the dynamic compaction treatment method and the pressure grouting method are put forward,so as to improve the settlement problem after the high filling work of the airport runway,which can achieve significant results.

airport runwayhigh filluneven settlementdynamic compaction treatment

李广如

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甘肃机械化建设工程有限公司,甘肃兰州

机场跑道 高填方 不均匀沉降 强夯处理

2024

科学技术创新
黑龙江省科普事业中心

科学技术创新

影响因子:0.842
ISSN:1673-1328
年,卷(期):2024.(14)
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