Graded crushed stone

Study on the Permanent Deformation Prediction Model of Graded Crushed Stone Through Simulations

级配碎石材料永久变形预估模型仿真研究

A Study on the Construction Technique of Additional Graded Crushed Stone Reinforced Layer over the Old Cement Concrete Pavement

旧水泥砼路面加铺级配碎石补强层施工工艺探讨

Rational range determination of key sieve pores for graded crushed stone based on shear performance

基于剪切性能的级配碎石关键筛孔合理范围确定

Anti-cracking Mechanisms of Graded Crushed Stone Cracking Relief Layer and the Full-scale Fatigue Experiments

级配碎石裂缝缓解层防裂机理及足尺疲劳试验

Then the author calculates the stress condition of graded crushed stone , compares with the perfect state and determines the factor of graded crushed stone being compressed completely .

粗略计算了碎石层的受力情况，并与理论情况进行了比较，确定了碎石层完全受压的条件。

Cement Stabilized Graded crushed stone Base is an important form of semi-rigid base , as having a nice overall mechanical performances and stability to be asphalt pavement structure widely used in China .

水泥稳定级配碎石基层作为半刚性基层的一种重要形式，具有良好的整体力学性和稳定性，在我国沥青路面结构中得到了广泛的应用。

The cement-stabilized crushed stone base is a half rigid structural layer formed by cement , graded crushed stone and water mixed at a certain ratio , and stirred and compacted .

水泥稳定碎石道路基层是将水泥、级配碎石和水按一定比例混合后，搅拌、压实成型的一种半刚性的结构层。

To this effect , this thesis carries out in-depth analysis for the construction technology of graded crushed stone in the bedding surface of Qin-Shen special passenger railway in combination with research of related scientific studies .

为此，本文结合相关科研课题的研究，对秦沈客运专线基床表层级配碎石的施工技术进行了深入分析。

The adaptability study shows that reduced the temperature at subgrade top by increasing the thickness of the structure set the layer of graded crushed stone or asphalt macadam is benefit to protect the permafrost .

适应性研究表明，增加结构层厚度、设置级配碎石层或者沥青碎石层，一方面将导致路面结构基层融沉附加应力增大；另一方面能够有效的降低路基顶面温度，有利于保护冻土。

On the basis of improving the quality of subgrade filler and the roller compaction standard , we have specially consolidated the subgrade bedding and for the first time designed and adopted the new structure of the bedding surface of graded crushed stone .

在普遍提高路基填料质量和碾压标准的基础上，对路基基床进行了重点强化处理，首次设计采用了级配碎石的基床表层新结构。

According to the research , the natural graded gravel is the best backfill material of graded crushed stone , grit , lime stabilized soil and rock chips .

研究表明，在连续级配碎石、砂砾、石灰稳定土、石屑几种回填材料中以自然级配砂砾石为最佳台背回填材料。