首页|Research on pore microstructure features for dredger fill based on mercury intrusion method

Research on pore microstructure features for dredger fill based on mercury intrusion method

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The material composition and microstructure have a comprehensive influence on geological engineering properties of dredger fill.The porosity of the dredger fill is an important characteristic of microscopic structure.Taken dredger fill from Binhai New Area in Tianjin as research object,the distribution trend of pore is obtained by granularmetric analysis,mineral composition analysis and mercury intrusion method.By discussing the variation regulation of dredger fill in two different kinds of processing methods,certain theoretical basis is provided for evaluating the engineering geological properties of dredger fill.It can be concluded from the test results that after drainage treatment,the porosity decreased and the structure unit changed from the relatively loose state to aggregate state.In certain depth range,the consolidation effect of dredger fill with drainage treatment is better than that without drainage treatment.

dredger fillmicrostructurecharacteristicsmercury intrusion method

SUN Mingqian、WANG Qing、YAN Huan、SONG Shengyuan

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College of Construction Engineering, Jilin University, Changchun 130026, China

2013

世界地质(英文版)
吉林大学 东北亚国际地学研究与教学中心

世界地质(英文版)

影响因子:0.125
ISSN:1673-9736
年,卷(期):2013.16(1)
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