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Experimental and Numerical Study on Rolling Friction in Tower Saddle of Suspension Bridges
Publisher: ASCE
Abstract: Rolling friction pairs in the tower saddle of suspension bridges could significantly reduce the horizontal load that is transferred to the tower. To investigate the dependence of the rolling friction coefficient (μ) of a ...
Concrete Crack Assessment Using Digital Image Processing and 3D Scene Reconstruction
Publisher: American Society of Civil Engineers
Abstract: Traditional crack assessment methods for concrete structures are time consuming and produce subjective results. The development of a means for automated assessment employing digital image processing offers high potential ...
Experimental Study on Tensile Behavior of Wet Joints in a Prefabricated Composite Deck System Composed of Orthotropic Steel Deck and Ultrathin Reactive-Powder Concrete Layer
Publisher: American Society of Civil Engineers
Abstract: The widely used orthotropic steel deck system is subject to several durability problems: fatigue cracking of the steel, wearing of the surfacing, and corrosion. Thus, the composite deck system composed of an orthotropic ...
Modeling Techniques for Strain-Range-Dependent Hardening Behavior of Low-Yield-Point Steel Shear Panel Dampers
Publisher: American Society of Civil Engineers
Abstract: Shear panel dampers made of the low-yield-point steel exhibit significant overstrength under cyclic loading—a phenomenon that has been observed to depend not only on accumulated plastic deformations but also the loading ...
Seismic Performance of Joints between Steel K-Style Outrigger Trusses and Concrete Cores in Tall Buildings
Publisher: American Society of Civil Engineers
Abstract: This paper presents finite-element analysis (FEA) and experimental study on the seismic behavior of joints between steel K-style outrigger truss and concrete core in tall buildings. Two new joint types with different ...
Triaxial Concrete Constitutive Model for Simulation of Composite Plate Shear Wall–Concrete Encased: THUC3
Publisher: American Society of Civil Engineers
Abstract: A new triaxial constitutive model [Tsinghua University Concrete Three-dimensional (THUC3)] of concrete was developed for high-fidelity finite-element (FE) simulation of composite plate shear wall–concrete encased (C-PSW/CE), ...
Bending Capacity of Steel-Concrete-Steel Composite Structures Considering Local Buckling and Casting Imperfection
Publisher: American Society of Civil Engineers
Abstract: Steel-concrete-steel (SCS) composite structures with bidirectional steel webs and ribs exhibit superior performance in capacity, rigidity, ductility, blast resistance, waterproofness, and construction efficiency compared ...
Experimental and Analytical Investigation on Pull-Out Performance of Multihole Thin-Rib Perfobond Connectors
Publisher: American Society of Civil Engineers
Abstract: Perfobond connectors are commonly used to transfer the shear force with the transverse bar sheared off as the failure mode in steel–concrete composite structures. However, the perfobond connectors used to prevent the ...
Experimental and Analytical Investigation on Pull-Out Performance of Multihole Thin-Rib Perfobond Connectors
Publisher: American Society of Civil Engineers
Abstract: Perfobond connectors are commonly used to transfer the shear force with the transverse bar sheared off as the failure mode in steel–concrete composite structures. However, the perfobond connectors used to prevent the ...
Experimental Study of Shear-Critical Reinforced-Concrete Shear Walls under Tension-Bending Shear-Combined Cyclic Load
Publisher: ASCE
Abstract: Four shear-critical RC shear walls were tested under a tension-bending-shear load to replicate seismic behavior of the bottom shear wall in high-rise buildings. The axial tension ratio ranged from 0 to 0.5 and the aspect ...