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MT-InSAR Assessment of Bridge Monitoring Using Finite-Element Analysis under Thermal and Traffic Loads
Publisher: American Society of Civil Engineers
Abstract: Abstract This study aims to demonstrate the feasibility of using cost-effective, freely available
satellite imagery to achieve reliable, long-term bridge health monitoring. A three-span
Warren through truss bridge (IL-251) ...
Mechanical Properties of NiTiNb Shape Memory Alloy Subjected to a Harsh Corrosive Environment
Publisher: American Society of Civil Engineers
Cyclic Stress–Strain Behavior of Concrete Confined with NiTiNb-Shape Memory Alloy Spirals
Publisher: American Society of Civil Engineers
Thermomechanical Characterization of NiTiNb Shape Memory Alloy for Concrete Active Confinement Applications
Publisher: American Society of Civil Engineers
Abstract: Despite growing interest in the use of shape memory alloys (SMAs) in civil structures, much is still to be understood about their behavior in real loading environments. This experimental work focuses on characterizing the ...
Fabrication and Cyclic Behavior of Highly Ductile Superelastic Shape Memory Composites
Publisher: American Society of Civil Engineers
Abstract: To address the problem of steel corrosion, fiber-reinforced polymer (FRP) bars are often used as reinforcement in concrete structures. However, conventional FRP bars are characterized by linear elastic behavior that limits ...
Seismic Damage Assessment of SMA-Retrofitted Multiple-Frame Bridge Subjected to Strong Main Shock–Aftershock Excitations
Publisher: American Society of Civil Engineers
Abstract: This study numerically examined the seismic performance of a multiple-frame bridge retrofitted with external shape memory alloy (SMA) spirals actively confining the plastic hinges of the bridge piers when subjected to ...
Parametric Study of RC Bridge Columns Actively Confined with Shape Memory Alloy Spirals under Lateral Cyclic Loading
Publisher: American Society of Civil Engineers
Abstract: This paper focuses on studying numerically the cyclic behavior of RC bridge columns that are seismically retrofitted using thermally prestressed shape memory alloy (SMA) spirals, an innovative active confinement technique ...
Bridge Timber Piles Load Rating under Eccentric Loading Conditions
Publisher: American Society of Civil Engineers
Abstract: This study evaluates the load rating procedure that is currently used in rating timber piles supporting multiple-span simply supported bridges. For simplicity, these piles are often rated under concentric loads and the ...
Lateral Cyclic Behavior of Reinforced Concrete Columns Retrofitted with Shape Memory Spirals and FRP Wraps
Publisher: American Society of Civil Engineers
Abstract: This experimental work focuses on enhancing the lateral cyclic behavior of RC columns by using an innovative active-confinement technique. The thermally triggered recovery stress of prestrained shape memory alloy (SMA) ...
Material Testing–Integrated Simulation of a Rehabilitated Concrete Structure Subjected to Preexisting Damage and Temperature Variation
Publisher: ASCE
Abstract: This paper investigates a new simulation framework for analyzing structural systems with unconventional complex materials under extreme loading conditions. The new experimental-numerical simulation method, named material ...
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