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Monitoring Corrosion in Oxide and Chloride Environments Using Ultrasonic Guided Waves
Publisher: American Society of Civil Engineers
Abstract: Ultrasonic guided waves have been used for monitoring progression of rebar corrosion in concrete in chloride and oxide environments. The effect of rates of corrosion in the two environments on the ultrasonic signals is ...
Flexible DIC System for Wind Tunnel Testing of Lightweight Structures
Publisher: ASCE
Abstract: We propose an adjustable digital image correlation (DIC) system for the wind tunnel testing of small and large-scale aerospace and civil structures. A novel mounting rig with azimuth and pitch rotation fixtures was designed ...
Nondestructive Evaluation of Autonomic Crack Healing in Concrete Using Ultrasonic Wave Propagation
Publisher: American Society of Civil Engineers
Abstract: Cracks in concrete structures are unavoidable, resulting in the deterioration of concrete structures. An effective way to heal cracks, integrated with a suitable monitoring method, is of great significance. This research ...
Nondestructive Monitoring of Bacterial Intrinsic Self-Healing in Cementitious Structures Using Ultrasonic Wave Propagation
Publisher: ASCE
Abstract: Microbial induced calcium carbonate precipitation (MICCP) has applications in improving the quality of cementitious constructions by enhancing its compressive strength, reducing porosity, and increasing durability against ...
Strength and Permeability of No-Fines Concrete Made with Supplementary Cementitious Materials
Publisher: ASCE
Abstract: No-fines concrete (NFC) has a large volume of voids and a porous nature which reduces the rainwater runoff, recharges the groundwater table, and reduces noise from vehicle tire movement. The elimination of sand and the ...