Modelling of shear strength of rockfills used for the construction of rockfill dams

被引:15
作者
Andjelkovic, Vladimir [1 ]
Pavlovic, Nenad [1 ]
Lazarevic, Zarko [1 ]
Radovanovic, Slobodan [2 ]
机构
[1] Jaroslav Cerni Inst Dev Water Resources, Jaroslava Cernog 80, Belgrade 11226, Serbia
[2] Univ Belgrade, Fac Civil Engn, BulevarKralja Aleksandra 73, Belgrade 11000, Serbia
关键词
Rockfill; Shear strength; Peak friction angle; Compaction; Uniaxial compressive strength; Normal stress; Shear stress; SANDS;
D O I
10.1016/j.sandf.2018.04.002
中图分类号
P5 [地质学];
学科分类号
0709 ; 081803 ;
摘要
This paper presents the results of examination of shear properties of rockfills used for the construction of rockfill dams. Based on the results of a large number of experiments, mathematical model of the shear strength of the rockfill was derived, as a function of normal stress, initial compaction and uniaxial compressive strength of intact rock material. Using this model it is possible to make a realistic assessment of the shear strength of a rockfill for the Preliminary Design. The experimental data used for modelling were obtained by direct shear tests performed in the majority at the "Jaroslav Cerni" Institute for Development of Water Resources in Belgrade, Serbia. (C) 2018 Production and hosting by Elsevier B.V. on behalf of The Japanese Geotechnical Society.
引用
收藏
页码:881 / 893
页数:13
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