| 级配砂砾柔性基层的级配设计与施工技术 |
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| 引用本文： | 赵毅,郝晓龙,翟晓静.级配砂砾柔性基层的级配设计与施工技术[J].路基工程,2010,0(3):177-179. |
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| 作者姓名： | 赵毅 郝晓龙 翟晓静 |
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| 作者单位： | 1.1河北交通职业技术学院土木工程系，石家庄050091 |
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| 摘 要： | 为了充分利用天然砂砾材料降低公路工程造价，完善级配砂砾柔性基层路面结构的设计和施工，结合西藏地区国道318线聂樟段试验路，分析了级配砂砾基层强度形成原理，以工地原材料为基础进行了级配设计，并确定了最佳含水量和回弹模量值。通过试验段的铺设，进一步完善了级配砂砾的施工工艺。
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| 关 键 词： | 级配砂砾 最佳含水量 回弹模量 施工技术 |
| 收稿时间： | 2019-11-05 |
Grading Design and Construction Technique of Graded Gravel Flexible Foundation |
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| Authors: | ZHAO Yi HAO Xiao-long ZHAI Xiao-jing |
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| Institution: | 1.Civil Engineering Department,Hebei Jiaotong Vocational ＆ Technical College,Shijiazhuang 050091,China;2.School of Civil ＆ Architecture Engineering,Chongqing Jiaotong University,Chongqing 400074,China) |
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| Abstract: | In order to fully use of natural gravel material to reduce highway engineering cost and improve pavement structure design and construction in graded gravel flexible foundation,combined with Nielamu-Zhangmu Test Section of national highway No.3.18 line in Tibet,this paper analyzes the forming principle of graded gravel foundation strength,designs its graduation based on site materials and determines the optimum water content and resilience modulus.Through paving the test section,graded gravel construction technique has been further improved. |
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| Keywords: | graded gravel optimum water content resilience modulus construction technique |
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