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Ahlam A. Abbood, Nazar Oukaili, Abbas A. Allawi and George Wardeh
This study aimed to evaluate the effectiveness of a novel concrete-encased column (CE) using small circular steel tubes filled with cementitious grouting material (GFST) as the primary reinforcement instead of traditional steel bars. The research involve...
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Dong Yan, Jianguo Zheng, Xixi Huang and Tao Liu
A new type of grouting material?FCM (fast cementing material)?is being used in coastal and offshore infrastructure projects, such as harbor and tunnel rehabilitation. In order to investigate how this material performs under different conditions, the comp...
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Jinze Sun, Shujie Liu, Jiwei Zhang, Qinghao Tian, Zhijie Yu and Zuodong Xie
As a widely used material in underground engineering, clay?cement slurry grouting is known for its initial poor anti-seepage and filtration capacity, the low strength of the resulting stone body, and its tendency towards brittle failure. To explore effic...
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Na He and Xianggang Zhang
During the construction of a diversion tunnel, geological problems often include faults, fragile strata, hard rock formations, karst landforms, etc., which may have adverse effects on the excavation and construction of the diversion tunnel. Based on the ...
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Abbas Solouki, Piergiorgio Tataranni and Cesare Sangiorgi
Considering the future shortage of natural aggregates, various researchers have promoted the recycling of by-products into various asphalt pavement types. This paper promoted a double-recycling technique, where thermally treated waste silt was used as a ...
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Haibo Zhang, Xiaotian Zhang, Zhiying Guo and Hucheng Chai
Deep coal mining requires grouting to reinforce the coal rock walls. The conventional polymer-modified cement-based grouting materials have improved toughness but poor fluidity. The purpose of this paper was to improve the injectability of grout. The pre...
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Wenpeng Che, Jianwei Chen, Jinglu Cao and Wenling Tian
To study the performance and failure mechanisms of concrete-filled steel tube (CFST) column sleeve grouting connections, theoretical analysis and finite element simulation were performed for the structure in the connection. In this paper, a theoretical s...
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Jiping Ge, Luqi Lai, Side Liu and Xingfei Yan
Socket connection need a groove reserved in the cap to accommodate a bridge pier, which greatly weaken the vertical bearing capacity of the cap. The conventional treatment measure is to increase the thickness of the cap, and the corresponding cost will i...
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Xiaona Shi, Xian Rong, Lin Nan, Lida Wang and Jianxin Zhang
Assembled methods play a critical role in the construction of precast concrete structures. However, conventional dry-connections-like sleeve grouting joints in precast concrete structures lagged at a low construction and management efficiency with poor q...
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Zhixiong Jiang, Dongjiang Pan, Shuhao Zhang, Zhiqiang Yin and Jianjun Zhou
Grouting can effectively seal and reinforce broken rock masses in deep geotechnical engineering, which have an important impact on groundwater-related disaster prevention and control. Based on multi-field coupling mechanics and rotational viscosity exper...
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