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Mesoscale Behavior of Montmorillonite Clay Modified by a Responsive Polymer
Publisher: ASCE
Abstract: Responsive polymers can be combined with clay particles to form adaptable, or “tunable,” clay–polymer composites. The purpose of this study is to investigate the potential for “tunability” of a nanocomposite at the mesoscale ...
Comparison of Erodibility Parameters for Cohesive Streambank Soils between In Situ Jet Test Device and Laboratory Conduit Flume
Publisher: ASCE
Abstract: Several methods have been developed to estimate critical shear stress τc and the erodibility coefficient kd for cohesive stream banks/beds. This research compares estimates of these parameters between an in situ minijet ...
Phosphate Removal from Synthetic Stormwater Using Chitosan and Clay
Publisher: ASCE
Abstract: Excessive levels of phosphate in stormwater runoff can negatively impact receiving surface water bodies, such as retention ponds, and may also seep into groundwater. Liner systems composed of materials with greater phosphate ...
Testing Framework for Analysis of Time-Dependent Behavior of Coal Combustion Products
Publisher: American Society of Civil Engineers
Abstract: Coal combustion products (CCPs) are by-products created when coal is burned for energy production. These products include predominantly fly ash, bottom ash, and flue gas desulfurization (FGD) by-products. These materials ...
Approximation of the Time Rate of Consolidation for Hydraulically Placed Fine Coal Refuse Using a Variable Coefficient of Consolidation Method
Publisher: ASCE
Abstract: Terzaghi’s consolidation theory assumes strain in soil due to applied overburden pressure is small, and permeability and thus the coefficient of consolidation (Cv) remain constant during consolidation. Although valid for ...