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View article: Settlement Behavior Analysis of Adjacent Existing Buildings Induced by Foundation Pit Construction in River Basin
Settlement Behavior Analysis of Adjacent Existing Buildings Induced by Foundation Pit Construction in River Basin Open
The Yellow River Basin features a unique geographical environment with challenges like seawater erosion and soft soil. In this context, the construction of foundation pits can significantly impact the settlement of adjacent structures. Gro…
View article: Effect of Loading/Unloading on the Earth Pressure Coefficient at Rest for Sand by DEM Analysis
Effect of Loading/Unloading on the Earth Pressure Coefficient at Rest for Sand by DEM Analysis Open
The earth pressure coefficient at rest ( K 0 ) is an important parameter reflecting the relationship between the horizontal and the vertical stresses in the stratum. In the K 0 test, the relative density of soil sample will vary during loa…
View article: Characterization and modeling of supercritical CO2 pulse pressures: Effects of activator mass and discharge plate thickness
Characterization and modeling of supercritical CO2 pulse pressures: Effects of activator mass and discharge plate thickness Open
Utilizing a bespoke CO2 phase transition pulse pressure experimental system, we conducted pulse pressure characterization tests across various activator masses, CO2 filling pressures, and energy discharge plate thicknesses. This approach e…
View article: Deformation and acoustic emission characteristics of hard rock under different unloading rates
Deformation and acoustic emission characteristics of hard rock under different unloading rates Open
In this paper, triaxial loading and unloading tests under different conditions were carried out to explore the deformation and failure characteristics of hard rock marble, and the acoustic emission information of the test process was monit…
View article: A Study on the Surface Vibration Effect of CO2 Phase Transition Cracking Based on the Time-Domain Recursive Analysis Method
A Study on the Surface Vibration Effect of CO2 Phase Transition Cracking Based on the Time-Domain Recursive Analysis Method Open
Supercritical CO2 phase change fracturing technology has been widely used in rock engineering. However, the surface vibration characteristics induced by phase change rock breaking have not been sufficiently studied. In this paper, a model …
View article: Calculation Model of Vertical Bearing Capacity of Rock-Embedded Piles Based on the Softening of Pile Side Friction Resistance
Calculation Model of Vertical Bearing Capacity of Rock-Embedded Piles Based on the Softening of Pile Side Friction Resistance Open
Rock-socketed pile is widely used in coastal wharf, Marine bridge, and Marine power engineering, and the end bearing function is considered more in the design process. However, the lateral friction resistance of rock-socketed piles is an i…
View article: Experimental Study on the Bearing Performance of Rock-Socketed Concrete-Filled Steel Tube Piles under Horizontal Cyclic Loading
Experimental Study on the Bearing Performance of Rock-Socketed Concrete-Filled Steel Tube Piles under Horizontal Cyclic Loading Open
Rock-socketed concrete-filled steel tube piles (RSCFSTs), which have been widely used in harbors, bridges, and offshore wind turbines, were exposed to horizontal cyclic loading during service and suffered fatigue damage. For the RSCFSTs, l…
View article: Critical Instability Criterion of Large-Diameter Shafts in Deep Topsoil Based on Ultimate Strain Analysis
Critical Instability Criterion of Large-Diameter Shafts in Deep Topsoil Based on Ultimate Strain Analysis Open
Shaft stability plays an important role in mine safety. Most of the previous studies focused on the stress analysis of shafts using monitoring data. Since the shaft wall state in the deep topsoil stratum is still not clear, the ultimate an…
View article: Effect of periodic water-sediment laden flow on damage for steel piles
Effect of periodic water-sediment laden flow on damage for steel piles Open
Due to the problems of shallow overburden and deep water construction, etc., steel tube piles are mostly used in the substructures of frame-wharves in inland rivers of China, especially in the upper stream of Yangtze River. Affected by the…
View article: Strength Degradation Characteristics of the Steel-Concrete Interface Under Cyclic Shear
Strength Degradation Characteristics of the Steel-Concrete Interface Under Cyclic Shear Open
The shear capacity of the steel-concrete interface (SCI) of concrete-filled steel tubular piles (CFSTs) degrades due to the cyclic shear action of external loading and unloading and can result in a reduction in the bearing capacity. To exp…
View article: In-Situ Test Method for Hydrodynamic Characteristics of Water Flowing Around Piles
In-Situ Test Method for Hydrodynamic Characteristics of Water Flowing Around Piles Open
The dynamic characteristics of the flow around the pile directly determine the distribution law of the force of the flow on the pile, which is the basis of the calculation of the flow load of the hydraulic structure. At present, the model …
View article: Tunnel failure mechanism during loading and unloading processes through physical model testing and DEM simulation
Tunnel failure mechanism during loading and unloading processes through physical model testing and DEM simulation Open
Geo-materials may present varying mechanical properties under different stress paths, especially for tunnel excavation, which is typically characterized by the decreased radial stress and increased axial stress during the complex loading a…
View article: High-efficiency Algorithm for the Most Unfavourable Load Case Combinations of Multilayered Frame-Type Wharf Structure
High-efficiency Algorithm for the Most Unfavourable Load Case Combinations of Multilayered Frame-Type Wharf Structure Open
The wharf, which was built in the Three Gorges Reservoir of China, is constructed as a layered frame-type structure for adapting to large water level fluctuations that exceed 30 m. These large fluctuations cause the frame-type structure to…
View article: Experimental Study on Static and Dynamic Compression Mechanical Properties of Filled Rock Joints
Experimental Study on Static and Dynamic Compression Mechanical Properties of Filled Rock Joints Open
The static and dynamic compression mechanical properties of the prefabricated artificial filled rock joints specimens with different fillings and different joint thicknesses are tested, respectively. Then, the strength, deformation, wave p…
View article: High-efficiency Algorithm for the Most Unfavourable Load Case Combinations of Multilayered Frame-Type Wharf Structure
High-efficiency Algorithm for the Most Unfavourable Load Case Combinations of Multilayered Frame-Type Wharf Structure Open
The wharf, which was built in the Three Gorges Reservoir of China, is constructed as a layered frame-type structure for adapting to large water level fluctuations that exceed 30 m. These large fluctuations cause the frame-type structure to…
View article: Experimental Study on Static and Dynamic Compression Mechanical Properties of Filled Rock Joints
Experimental Study on Static and Dynamic Compression Mechanical Properties of Filled Rock Joints Open
The static and dynamic compression mechanical properties of the prefabricated artificial filled rock joints specimens with different fillings and different joint thicknesses are tested, respectively. Then, the strength, deformation, wave p…
View article: Analysis of Tensile Strength’s Influence on Limit Height and Active Earth Pressure of Slope Based on Ultimate Strain Method
Analysis of Tensile Strength’s Influence on Limit Height and Active Earth Pressure of Slope Based on Ultimate Strain Method Open
In the geotechnical engineering, the tensile failure of soil is disregarded for a long time. Actually, the tensile strength of soil is very low and the tensile failure really occurs, especially in the slope engineering. The limit height an…