sand filling roadbed

In the paper, a seepage model of infiltrating into unsaturated high-filled embankment was proposed and the corresponding analyzing program of stability of the bank was made on the basis of the simplified Bishops method, which can calculate the different depths of infiltrating into the embankment.

该文采用了简化的Bishop法 ,建立了在降雨作用下非饱和土高填土路堤入渗渗流实用模型 ,并编制了相应稳定的分析程序 ,可以很方便的考虑不同的降雨入渗深度对非饱和土路堤稳定的影响程度。

Based on the characters of filling construction, chemical grouting technicque is introduced.

在阐述填土工程性质的基础上 ,介绍化学灌浆技术 ,并通过几个工程实例 ,总结出几条实践经验和认识与建议。

Deformed ground profile and lateral earth pressure of retaining walls and backfills;

挡土墙背填土地表变形与侧土压力研究

A new city zone will be built on a large area of backfill,and according to the complex engineering geology conditions,the CFG pile composite foundation scheme was finally selected.

某新建城区拟修建于大面积填土上,针对该新建城区的复杂工程地质条件,对天然地基、复合地基等地基基础方案的经济、技术、工期等综合分析和比较,最终采用CFG桩复合地基方案对该区独立基础和条形基础进行计算并设计布桩。

Based on the experimental study on water contents,liquid limit,plastic limit,particle composition,mineral content,free expansive ratio and swell-shrink total ratio of the filled soil in a first-class highway,this paper evaluates the property of the subgrade soil by using the plasticity chart and considering various indices.

通过对某一级公路路基填土的天然含水量、液限、塑限、颗粒组成、矿物成分、自由膨胀率、胀缩总率等试验研究,运用塑性图,并综合各项指标对路基填土的膨胀性做了评价。

The appraisal of filled soil and sub-grade treatment are problems often encountered in construction works.

填土因其复杂的物质组成、堆填方式和堆积年代而具有均匀性、压缩性、密实度较差的工程特性,其检测评价与地基处理是工程建设中经常遇见的重要课题之一。

The lime flyash pile method is one of the most economic and effective methods of strengthening the newly back filled soil.

提出了石灰桩处理新回填土时的设计方法与石灰桩施工中应注意的问题，并给出了几个工程实例，结果表明，其加固效果均较好，经济效益亦十分显

Discussion on fill test and compaction quality of highway subgrade;

公路路基填土试验与压实质量的探讨