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RISMonitoring and Characterizing the Whole Process of Microbially Induced Calcium Carbonate Precipitation Using Electrical Resistivity Tomography
Publisher: ASCE
Abstract: Microbially induced calcium carbonate precipitation (MICP) is a promising biomediated soil improvement technique. Compared with traditional ground improvement methods, MICP has proven extensive applicability and ecological ...
Bayesian Back Analysis of Spatial Variability with Machine Learning Surrogates
Publisher: American Society of Civil Engineers
Abstract: Geotechnical sensors provide the advantage of directly monitoring model responses that accurately reflect field conditions. Within these field monitoring data lies the latent potential to glean insights into soil parameters. ...
Environmental Dependence of Microbially Induced Calcium Carbonate Crystal Precipitations: Experimental Evidence and Insights
Publisher: ASCE
Abstract: Microbial-induced calcium carbonate precipitation (MICP) is a nature-based and eco-friendly technique that has presented promising applications in various disciplines. Despite the extensive amounts of prior studies about ...
Suppressing Drought-Induced Soil Desiccation Cracking Using MICP: Field Demonstration and Insights
Publisher: ASCE
Abstract: As a common natural phenomenon in clayey soil, drought-induced desiccation cracks impose danger to soil structures by degrading soil mechanical strength and hydraulic properties. In this study, through a series of field ...
Regulating the Process of Microbially Induced Calcium Carbonate Precipitation through Applied Electric Fields: Evidence and Insights Using Microfluidics
Publisher: American Society of Civil Engineers
Abstract: Nonuniform cementation challenges may arise when employing microbially induced calcium carbonate precipitation (MICP) technology to treat problematic soils. Electrokinetic methods exhibit the potential to regulate the MICP ...
Tensile Strength of Compacted Clayey Soil
Publisher: American Society of Civil Engineers
Abstract: Tensile strength of soil plays an important role in controlling the cracking and tensile failure of many earth structures. In this investigation, a direct tensile test apparatus was developed to determine the tensile ...
Tensile Strength of Fiber-Reinforced Soil
Publisher: American Society of Civil Engineers
Abstract: The tensile strength of soil is an important mechanical parameter that controls the development of tension cracks. In this study, randomly distributed polypropylene fibers were employed to improve soil tensile behavior. ...
Experimental Investigation of the Desiccation Cracking Behavior of Soil Layers during Drying
Publisher: American Society of Civil Engineers
Abstract: Desiccation cracking in drying soil is a common natural phenomenon, and it significantly impacts the soil’s mechanical and hydraulic behavior. In this study, experimental desiccation tests were conducted on an initially ...
Construction and Demolition Waste Stabilization through Biocarbonation of Reactive Magnesia Cement: Effect of Urea Concentration
Publisher: American Society of Civil Engineers
Abstract: Biocarbonation of reactive magnesia cement (RMC) is a promising and sustainable biogeotechnology for construction and demolition waste (CDW) stabilization. The concentration of urea is the dominant factor affecting the RMC ...
Numerical Simulation of Desiccation Cracking in Clayey Soil Using a Multifield Coupling Discrete-Element Model
Publisher: ASCE
Abstract: Desiccation cracking in clayey soil, which may lead to soil erosion, geotechnical engineering accidents, or even environmental pollution, is a serious problem nowadays. This research proposed a multifield coupling ...