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Robust Calibration of Shaft and Base Resistance Factors for Piles Based on Multiobjective Optimization
Publisher: American Society of Civil Engineers
Abstract: Resistance factors are used to account for the uncertainties associated with pile resistance in load and resistance factor design (LRFD). Current design codes and most previous studies recommend a single resistance factor ...
Folding Behavior of a Foldable Prismatic Mast With Kresling Origami Pattern
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The folding behavior of a prismatic mast based on Kresling origami pattern is studied in this paper. The mast consists of identical triangles with cyclic symmetry. Bar stresses and necessary external nodal loads of the ...
Efficient Symmetry Method for Calculating Integral Prestress Modes of Statically Indeterminate Cable-Strut Structures
Publisher: American Society of Civil Engineers
Abstract: Novel statically indeterminate structures generally contain both self-stress modes and internal mechanisms, and have few or no load-bearing capacities before being prestressed. These structures could not maintain stable ...
Removal of Azo Dyes Reactive Brilliant Red X-3B by Zero-Valent Iron Enhanced by a Weak Magnetic Field: Efficiency and Mechanism
Publisher: ASCE
Abstract: The removal kinetics and mechanism of azo dye Reactive Brilliant Red X-3B (X-3B) by a weak magnetic field (WMF)–enhanced zero-valent iron (ZVI) were explored. The results show that the reaction rate of zero-valent iron ...
Research on Bearing Characteristics of Grid Composite Foundation Based on Silt Solidification
Publisher: ASCE
Abstract: Soft soil foundations are often encountered in engineering construction. To make the foundation meet the engineering strength and deformation requirements, the soft soil foundation must be treated. Based on bucket foundation ...
Field and Numerical Investigation of High Wall Stability with Thin, Steeply Dipping Strata in an Underground Powerhouse
Publisher: ASCE
Abstract: This paper reports a case of a large-scale underground powerhouse whose high wall faces a significant stability problem owing to the presence of thin-layered, steeply dipping strata. The local failures are widely distributed ...