Discussion on: “Experimental study of residual strength and the index of shear strength characteristics of clay soil” [Eng.Geo.233:183–190]

2018 ◽  
Vol 242 ◽  
pp. 218-221 ◽  
Author(s):  
Gianvito Scaringi ◽  
Wei Hu ◽  
Qiang Xu
2018 ◽  
Vol 233 ◽  
pp. 183-190 ◽  
Author(s):  
Chengshun Xu ◽  
Xin Wang ◽  
Xinyue Lu ◽  
Fuchu Dai ◽  
Shuang Jiao

2011 ◽  
Vol 64 (1) ◽  
pp. 31-39 ◽  
Author(s):  
Mostefa Belkhatir ◽  
Hanifi Missoum ◽  
Ahmed Arab ◽  
Noureddine Della ◽  
Tom Schanz

2021 ◽  
Vol 16 (2) ◽  
pp. 163-174
Author(s):  
Berdi Inas ◽  
Messast Salah ◽  
Benzaid Riad ◽  
Idoui Imane

Abstract The mineralogy of fine soils such as clays has always posed problems and remains an uncontrollable phenomenon in the presence of water and causes destructible damage throughout the world. In order to minimize the cost of implementation, it is necessary to find practical and less expensive solutions to ensure the stabilization of these soils by the valorisation of local waste available in nature. This article concerns an experimental study on the treatment of reconstituted soil by the addition of paper ash of different proportions on a set of standardized tests, the preliminary results show that the paper ash to the clay soil improves its swelling potential, its plasticity, its compaction characteristics, and its shear strength parameters.


2013 ◽  
Vol 535-536 ◽  
pp. 574-577 ◽  
Author(s):  
Bo Han ◽  
Hong Jian Liao ◽  
Hang Zhou Li ◽  
Zheng Hua Xiao

This paper mainly concerns the non-linear strength characteristics of the loess. A series of consolidated undrained triaxial tests(CU test) and consolidated drained triaxial tests (CD test) of normal consolidation and over consolidation loess specimens are carried out by using the normal triaxial apparatus of strain control. The stress-strain relationship curves and strength characteristics of loess are investigated and analyzed. The results show that the stress-strain relationship obtained by CU tests appears strain softening, while the stress-strain relationship for CD tests appears strain hardening. Different failure modes have different stress-strain relationships. Furthermore, the results also show that the peak strength, residual strength and residual strength ratio change with the different confining pressure. Based on the triaxial shear tests of normal consolidated loess, the influences of over-consolidated loess on the stress-strain relationships and strength characteristic are discussed. Several conclusions obtained in this paper can be referenced for the loess experimental study.


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