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Structural Behavior of Composite Moment-Resisting Joints under Column-Removal Scenario
Publisher: ASCE
Abstract: One series of five composite joints with welded connections was tested and the influences of joint type, slab thickness, and number of shear studs were studied. Welded unreinforced flange with bolt web and reduced beam ...
Effects of Biaxial Bending and Axial Restraint on Hybrid Fiber Reinforced High-Performance Concrete Columns at Elevated Temperatures
Publisher: ASCE
Abstract: The presence of axial restraint and biaxial load eccentricity plays a vital role in the behavior and design of columns under fire conditions. Because there is limited research on these two parameters, an experimental study ...
Special Detailing Techniques to Improve Structural Resistance against Progressive Collapse
Publisher: American Society of Civil Engineers
Abstract: Previous research work has found that catenary action can significantly increase structural resistance in addition to flexural capacity under column removal scenarios. However, whether reinforcements in beams can effectively ...
Behavior of Composite Beam-Column Joints in a Middle-Column-Removal Scenario: Experimental Tests
Publisher: American Society of Civil Engineers
Abstract: A series of experiments has been conducted to investigate the failure modes and ductility of composite beam-column joints in a middle-column-removal scenario. Composite web cleat and flush end plate connections were studied. ...
Robustness Assessment of Exterior Precast Concrete Frames under Column Removal Scenarios
Publisher: American Society of Civil Engineers
Abstract: This paper describes an experimental investigation on the resistance and failure mode of four precast concrete frames. Each frame comprised a middle beam-column joint, a double-span beam, and two side columns. Two parameters, ...
Experimental Response of Beam-Slab Substructures Subject to Penultimate-External Column Removal
Publisher: American Society of Civil Engineers
Abstract: This paper presents an experimental program to investigate the progressive collapse resistance of reinforced-concrete (RC) building structures subjected to a loss of a penultimate-external (PE) column that is the exterior ...
Progressive Collapse Resistance of Precast Concrete Frames with Discontinuous Reinforcement in the Joint
Publisher: American Society of Civil Engineers
Abstract: Boundary conditions of precast concrete frames play a crucial role in their progressive collapse resistance under middle column removal scenarios. Interior and exterior frames behave differently as a result of different ...
Temperature Prediction of Concrete-Filled Rectangular Hollow Sections in Fire Using Green’s Function Method
Publisher: American Society of Civil Engineers
Abstract: An efficient numerical approach using the Green’s function solutions of transient heat conduction for predictions of thermal response inside a concrete-filled rectangular hollow section subjected to fire is proposed in ...
Static and Dynamic Responses of Reinforced Concrete Structures under Sudden Column Removal Scenario Subjected to Distributed Loading
Publisher: American Society of Civil Engineers
Abstract: In this paper, static and dynamic experiments on reinforced concrete beam-column frames under single-column-removal scenario applying a multipoint loading method were conducted. One of the objectives was to investigate ...
Analytical Model for Tensile Membrane Action in RC Beam-Slab Structures under Internal Column Removal
Publisher: American Society of Civil Engineers
Abstract: An analytical approach was developed at Nanyang Technological University, Singapore, to predict structural capacities of RC beam-slab structures under the internal column removal scenario, taking into account the contribution ...