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洛阳砂卵石土的特征及工程应用

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文中对洛阳砂卵石土进行室内试验及现场试验,结果表明,对于含水率约为3.92%、粗粒含量P5 约为 75.96%的砂卵石土,其黏聚力c为10.64 kPa,内摩擦角φ为26°.依据现场平板载荷试验,研究区的砂卵石地基承载力特征值为 1 000 kPa.由于含水率、颗粒级配以及试验条件存在差异,文中研究获取的砂卵石土相关特征可用于工程应用或研究,但内摩擦角数据仍需通过试验获得.
Characteristics and Engineering Application of Luoyang Sand and Pebble Soil
The indoor and on-site test results of Luoyang sand and gravel soil show that for sand and gravel soil with a moisture content of about 3.92%and a coarse particle content of P5 of about 75.96%,the cohesive force c is 10.64 kPa,and the internal friction angle φ is At26 °.According to the on-site plate load test,the characteristic value of the bearing capacity of the sand and gravel foundation in the study area is 1 000 kPa.Due to differences in moisture content,particle size distribution,and experimental conditions,most of the sand and gravel soil re-lated characteristics obtained in the study can be used for future engineering applications or research,but internal friction angle data still needs to be obtained through experiments.

Sandy pebble soilMoisture contentGrain compositionDirectshear field testPlate load test

周立波

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泉州市轨道交通集团有限公司,福建 泉州 362017

砂卵石土 含水率 颗粒级配 现场直剪试验 平板荷载试验

2024

江西建材
江西省建材科研设计院

江西建材

影响因子:2.247
ISSN:1006-2890
年,卷(期):2024.(4)
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