Post Construction Settlement

It was also found that a certain gap exists between the measured values and calculation results by different methods . The predictions of the post construction settlement and the differential settlement are usually in poor accuracy .

但同时应看到，目前各种计算方法得到的理论预测值与实测值还有一定差距，对可能的工后沉降和沉降差预测不准。

The least squares optimization method is used to best fit the theory settlement curve with the measured settlements and to determine total primary settlement and average consolidation degree , consequently post construction settlement can be estimated .

通过实测沉降资料与近似理论曲线的拟合，获得竖向排水井地基的最终沉降量和平均固结度，从而预估其工后沉降量。

The calculation methods of the post construction settlement on soft clay foundation are discussed .

探讨了软土地基工后沉降的计算方法。

Estimation of post construction settlement of ground with vertical drains

竖向排水井地基工后沉降预测

Estimation of the post construction settlement of the ground improved by preloading drainage is one of the most critical problems .

预测工后沉降是排水固结预压加固软土地基的关键问题之一。

In order to ensure the safety and smooth degree , the current norms have made explicit and strict rules for post construction settlement of high speed railway .

为保证线路的安全性和平顺度，既有规范已经对高速铁路工后沉降作出了明确而严格的规定。

Under the condition of low embankment and shallow soft soil , deep cement mixing pile is a quick and effective method to meet the post construction settlement of express way .

采用搅拌桩处理，可以较快地满足低路堤、软土厚度不大地段的高速公路工后沉降要求。

Statistics about domestic and foreign high rock filled embankment shows that there is an obvious post construction settlement to high rock filled embankment with the duration up to 2 3 years .

国内外高填石路堤的沉降统计资料表明，高填石路堤建成后的工后沉降明显，而且其持续时间可达2-3年之久。

Based on the field test results , it is considered that , after strengthening by surcharge precompression , the post construction settlement of the freeway of Xiamen city will be small enough to satisfy the strict requirement of ground deformation .

通过对测试成果的系统分析，认为厦门某高速公路地基经过加固处理后，其地基工后沉降能满足设计对地基变形的严格要求。

By using finite element method and theory of consolidation , rheology and damage , the post construction settlement of thick soft roadbed improved by surcharge preloading and vacuum surcharge preloading is calculated considering two in situ experiments in Guang Zhu Expressway .

结合广珠东线高速公路深厚软基堆载预压和真空联合堆载预压两现场试验段，应用固结、流变和损伤理论对路基工后沉降规律进行有限元分析。

Time for pavement can be determined by post construction differential settlement .

拓宽路堤路面铺设时间应以新老路堤工后差异沉降大小为控制标准。

Advance in post - construction settlement of soft subgrade soil

公路软基工后沉降研究进展

Based on the in-situ monitoring data of the post - construction settlement of the high embankment of Jiuzhai-Huanglong airport , some regressive parameters models are discussed to predict the post-construction settlement .

以四川省九寨黄龙机场高填方地基工后沉降原位监测结果为基础，探讨了高填方地基工后沉降预测回归参数模型。