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.

該文采用了簡化的Bishop法 ,建立了在降雨作用下非飽和土高填土路堤入滲滲流實用模型 ,并編制了相應穩定的分析程序 ,可以很方便的考慮不同的降雨入滲深度對非飽和土路堤穩定的影響程度。

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

在闡述填土工程性質的基礎上 ,介紹化學灌漿技術 ,并通過幾個工程實例 ,總結出幾條實踐經驗和認識與建議。

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

擋土墻背填土地表變形與側土壓力研究

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.

某新建城區擬修建于大面積填土上,針對該新建城區的復雜工程地質條件,對天然地基、復合地基等地基基礎方案的經濟、技術、工期等綜合分析和比較,最終采用CFG樁復合地基方案對該區獨立基礎和條形基礎進行計算并設計布樁。

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.

通過對某一級公路路基填土的天然含水量、液限、塑限、顆粒組成、礦物成分、自由膨脹率、脹縮總率等試驗研究,運用塑性圖,并綜合各項指標對路基填土的膨脹性做了評價。

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

填土因其復雜的物質組成、堆填方式和堆積年代而具有均勻性、壓縮性、密實度較差的工程特性,其檢測評價與地基處理是工程建設中經常遇見的重要課題之一。

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

提出了石灰樁處理新回填土時的設計方法與石灰樁施工中應注意的問題，并給出了幾個工程實例，結果表明，其加固效果均較好，經濟效益亦十分顯

Discussion on fill test and compaction quality of highway subgrade;

公路路基填土試驗與壓實質量的探討