|
|
|
|
|
Liping Qiao, Zhechao Wang, Wei Li, Huan Liu and Lei Yang
It is of great significance to study the mechanical properties of rock fracture for the stability of rock engineering projects. The mechanical properties, including the normal compression and shear properties of rock fracture, are studied by a series of ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shukai Cheng, Qing Wang, Jiaqi Wang and Yan Han
The stress path is a critical factor affecting the mechanical properties of saline soils. In order to study the mechanical properties of saline soils under different stress paths, in situ saline soils in the Qian?an area of western Jilin province were se...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xueliang Jiang, Jiahui Guo, Hui Yang, Shufeng Bao, Changping Wen and Jiayu Chen
Compared with other natural fibers, coir fiber has good strength characteristics and long-term anti-biodegradation ability. At present, most studies on randomly distributed coir fiber-reinforced soil have focused on cohesionless soil or granular soil. In...
ver más
|
|
|
|
|
|
|
|
|
|
|
Rong Chen, Tong Zhao, Zhiyong Wu, Dongxue Hao, Nan Xue and Chi Yuan
There is often obvious particle breakage for silica sand under high-stress, which will lead to the bearing capacity reduction and excessive settlement of the foundation. This paper focuses on the particle breakage characteristics of marine silica sand fr...
ver más
|
|
|
|
|
|
|
|
|
|
|
Katarzyna Dolzyk-Szypcio
Analyzing the results of triaxial compression tests under drained conditions for Erksak sand published in the literature, the stress?dilatancy relationships were described using the frictional state concept. At all phases of shearing, the linear stress r...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hong-xin Guan, Hao-qing Wang, Hao Liu, Jia-jun Yan and Miao Lin
Since the effect of intermediate principal stress on the strength of pavement materials is not entirely clear so far, a proprietary true triaxial apparatus was developed to simulate the spatial status of principal stresses to conduct compressive strength...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yulong Chen, Qingxiang Meng and Jianwei Zhang
This study focused on the effects of the notch angle, notch length, and injection rate on hydraulic fracturing. True triaxial hydraulic fracturing experiments were conducted with 300 × 300 × 300 mm cement mortar blocks. The test results showed that the f...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wenpu Li, Dongming Zhang and Minghui Li
Pore gas has a significant influence on rock strength. This study performed triaxial compression tests of gas-infiltrated sandy shale samples to investigate the strength characteristics under gas pressures of 0 and 2 MPa. The effective stress coefficient...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kuniyuki Miyazaki, Norio Tenma, Kazuo Aoki and Tsutomu Yamaguchi
A constitutive model for marine sediments containing natural gas hydrate is essential for the simulation of the geomechanical response to gas extraction from a gas-hydrate reservoir. In this study, the triaxial compressive properties of artificial methan...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tadas Tamo?iunas and ?arunas Skuodis
The mechanical properties of pavement materials are crucial to the design and performance of flexible pavements. One of the most commonly used measures of these properties is the resilient modulus (Er). Many different models were developed to predict the...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lu Li, Meng Zang, Rongtang Zhang and Haijun Lu
Consolidated undrained triaxial shear tests were performed on undisturbed saturated structured clay at three unloading rates (0.1, 0.25, and 2.5 kPa/min) using a GDS triaxial system to determine the effects of different unloading rates and unloading stre...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xinyan Zeng, Wancang Lin, Xinyi Chen and Qinglong Zhou
The Sanshandao Gold Mine is currently in the deep mining stage. The ground pressure on the surrounding rocks is gradually becoming more considerable, and at the same time, threatened by the overlying seawater, the possibility of mine water inrush acciden...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yuyang Qin, Guoying Li, Zhankuan Mi and Kaifang Fan
Wetting deformation has a significant impact on dam safety, and is one of the leading causes of the long-term deformation of dams. For dams to operate safely, it is crucial to precisely estimate the extent of wetting deformation using a reasonable calcul...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lide Wei, Zhinan Lin, Haifeng Long and Qiongyao Ye
In order to investigate the mechanical properties and permeability characteristics of sandstone during damage evolution under hydromechanical condition, a series of coupled hydro-mechanical triaxial tests on sandstone specimens were conducted based on th...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hailong Wei, Zhanfei Gu, Zhikui Liu, Yipeng Wang and Yansong Shi
In order to explore the creep characteristics of red clay under different pressures, the stress?strain curve and stress?strain?time curve of red clay under different pressures were obtained, and the triaxial shear and creep characteristics of red clay un...
ver más
|
|
|
|
|
|
|
|
|
|
|
Duohua Wu, Zhiwen Li, Juli Li, Bo Peng and Hui Shen
To reduce the failure probability of rigid supporting structures caused by large deformation of deeply buried high-stress soft rock roadways, the mechanical properties and failure features of basalt fiber-rubber granular concrete (BFRGC) are investigated...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yulong Chen, Qingxiang Meng and Jianwei Zhang
|
|
|
|
|
|
|
|
|
|
|
Xinshan Zhuang, Benchi Yang and Heyi Jin
Expanded soils are widely distributed in Xinjiang, China, so roadbeds will inevitably pass through the areas of the expansive soil during road construction. While Xinjiang belongs to the seasonal frozen region, subjected to a freeze?thaw cycle, mud pumpi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tao An, Dong Wang and Xiurong Yang
Gassy clays containing large, discrete gas bubbles are widely spread in deposits in shallow waters. The existence of gas bubbles may impair the original soil structure, resulting in the instability of offshore foundations and the occurrence of submarine ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ying Liu, Zhixuan Liang, Zhiyong Liu and Guiping Nie
In offshore engineering, the sand beneath an embankment may be subjected to traffic loads, resulting in a series of engineering issues. The behaviour of the sand beneath the embankment may change under a long-term traffic load. A series of drained cyclic...
ver más
|
|
|
|
|
|