七浦塘老河道位置挡墙基础处理方案比选

Comparison of retaining wall foundation treatment plan in the position of Qiputang old watercouse

在七浦塘拓浚整治工程建设过程中,老河道位置挡墙基础处理方案的合理性关系到河道挡墙及堤顶道路的稳定性、经济性。为了更好地评判基础处理型式优劣,以便做出最合理的选择,在分析主要因素及其相互关系的基础上,提出了七浦塘太仓段综合评判指标体系。本文以七浦塘拓浚整治工程太仓六标段老河道部位基础处理型式为例,分析了太仓地区老河道部位挡墙下基础处理的办法,对指导基础处理方案的合理选择具有重要现实意义。

In the construction process of Qiputang Dredging and Improvement Project,the rationality of retaining wall foundation treatment plan in the position of old river is related to stability and economy of river retaining wall and road above the dam. Comprehensive evaluation index system of Qiputang Taicang Section is proposed on the basis of analyzing main factors and mutual relationship thereof in order to better judge the advantages and disadvantages of foundation treatment model and make the best choice. In the paper,the foundation treatment form of old river part in Taicang No. 6 bidding section in Qiputang Dredging and Improvement Project is adopted as an example,the method of foundation treatment under retaining wall in old river part of Taicang area is analyzed,thereby it has important realistic significance for the rational selection of guiding foundation treatment plan.