Search Results - "Volz, Jeffery"

Effect of fly ash replacement level on the shear strength of high-volume fly ash concrete beams by Arezoumandi, Mahdi, Volz, Jeffery S.

“…The production of Portland cement – the key ingredient in concrete – generates a significant amount of carbon dioxide. However, due to its incredible…”
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Shear performance of reinforced concrete beams incorporating recycled concrete aggregate and high-volume fly ash by Sadati, Seyedhamed, Arezoumandi, Mahdi, Khayat, Kamal H., Volz, Jeffery S.

“…The study reported in this paper investigates the shear capacity of full-scale reinforced concrete beams fabricated with high volume fly ash and coarse…”
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An experimental study on shear strength of reinforced concrete beams with 100% recycled concrete aggregate by Arezoumandi, Mahdi, Smith, Adam, Volz, Jeffery S, Khayat, Kamal H

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Testing and evaluation of full scale fiber-reinforced polymer bridge deck panels incorporating a polyurethane foam core by Tuwair, Hesham, Drury, Jonathan, Volz, Jeffery

“…•FRP bridge deck that incorporates PU foam was developed for ABC and repair.•Results of testing indicated that the deck significantly exceeded the AASHTO…”
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Development of a Novel Apparatus to Determine Multiaxial Tensile Failure Criteria of Bridge Repair Materials by Looney, Trevor, Volz, Jeffery

“…Aging infrastructure is increasingly costing taxpayers due to increased repair and replacement costs. Ultra-high performance concrete (UHPC) has recently been…”
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Electrochemical behavior of enamel-coated carbon steel in simulated concrete pore water solution with various chloride concentrations by Tang, Fujian, Cheng, Xiaoming, Chen, Genda, Brow, Richard K., Volz, Jeffery S., Koenigstein, Michael L.

“…► All enamels significantly improve the corrosion performance of steel in Ca(OH)2 with chloride. ► Pitting corrosion of uncoated and ME-coated steel occurred…”
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Effect of fly ash replacement level on the bond strength of reinforcing steel in concrete beams by Arezoumandi, Mahdi, Looney, Trevor J., Volz, Jeffery S.

“…This study compares the bond strength of reinforcing steel in high-volume fly ash concrete (HVFAC) mixes. Three mixes with 0% (conventional concrete), 50%, and…”
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An experimental study on transfer length of prestressing strand in self-consolidating concrete by Arezoumandi, Mahdi, Looney, Krista B., Volz, Jeffery S.

“…•NCC beams had 15% longer transfer length compared to NSCC beams.•HCC beams showed 30% longer transfer lengths than the HSCC beams.•Statistical data analysis…”
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Corrosion resistance and mechanism of steel rebar coated with three types of enamel by Tang, Fujian, Chen, Genda, Brow, Richard K., Volz, Jeffery S., Koenigstein, Michael L.

“…► Three types of enamel coatings have different microstructures. ► All enamel coatings improve corrosion resistance of rebar to various extents. ► Unlike…”
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An Experimental Study Incorporating Carbon Fiber Composite Bars and Wraps for Concrete Performance and Failure Insight by Ali Akbarpour, Jeffery Volz, Shreya Vemuganti

“…Corrosion of conventional steel reinforcement is responsible for numerous structurally deficient bridges, which is a multi-billion-dollar challenge that…”
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A comparative study of the bond strength of reinforcing steel in high-volume fly ash concrete and conventional concrete by Arezoumandi, Mahdi, Wolfe, Michael H., Volz, Jeffery S.

“…► HVFAC possesses reinforcement bond strength comparable or slightly greater than CC. ► Load–deflection behavior of the HVFAC and CC beams was essentially…”
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Repair of Damaged Continuity Joints Using Ultra-High Performance, Fiber Reinforced Self-Consolidating, and Magnesium–Aluminum–Liquid–Phosphate Concretes by Looney, Trevor, Mesigh, Michael, Volz, Jeffery, Floyd, Royce

“…Bridge elements known to develop damage over time are individual continuity joints connecting girders. Replacing damaged joints is an expensive and invasive…”
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Cement-modified enamel coating for enhanced corrosion resistance of steel reinforcing bars by Tang, Fujian, Chen, Genda, Volz, Jeffery S., Brow, Richard K., Koenigstein, Michael L.

“…The corrosion performance of smooth steel rebar coated with pure enamel, mixed enamel, and double enamel, and embedded in mortar cylinders were quantified in…”
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Microstructure and corrosion resistance of enamel coatings applied to smooth reinforcing steel by Tang, Fujian, Chen, Genda, Volz, Jeffery S., Brow, Richard K., Koenigstein, Mike

“…► Pure enamel coating has a few small disconnected and isolated cavities. ► 50/50 enamel coating has an amorphous structure with interconnected pores, a…”
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Shear Behavior of High-Volume Fly Ash Concrete versus Conventional Concrete: Experimental Study by Arezoumandi, Mahdi, Volz, Jeffery S, Ortega, Carlos A, Myers, John J

“…AbstractThe production of portland cement—the key ingredient in concrete—generates a significant amount of carbon dioxide. However, due to its incredible…”
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Shear Strength of Chemically Based Self-Consolidating Concrete Beams: Fracture Mechanics Approach versus Modified Compression Field Theory by Arezoumandi, Mahdi, Volz, Jeffery S

“…AbstractAn experimental investigation was conducted to study the shear strength of full-scale beams constructed with both chemically based self-consolidating…”
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Local bond strength of vitreous enamel coated rebar to concrete by Wu, Chenglin, Chen, Genda, Volz, Jeffery S., Brow, Richard K., Koenigstein, Michael L.

“…► Enamel coating increases the bond strength of deformed rebar in concrete by approximately 15%. ► Enamel coating roughens rebar surface and increases the…”
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A computational platform for considering the effects of aerodynamic and seismic load combination for utility scale horizontal axis wind turbines by Asareh, Mohammad-Amin, Prowell, Ian, Volz, Jeffery, Schonberg, William

“…The wide deployment of wind turbines in locations with high seismic hazard has led engineers to take into account a more comprehensive seismic design of such…”
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Fiber Reinforced Polymer Culvert Bridges—A Feasibility Study from Structural and LCC Points of View by Haghani, Reza, Yang, Jincheng, Gutierrez, Marte, Eamon, Christopher D., Volz, Jeffery

“…Soil–steel composite bridges (SSCB) have become increasingly popular for short-span bridges as an alternative to concrete slab bridges mainly due to their low…”
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Shear Behavior of High-Volume Fly Ash Concrete versus Conventional Concrete by Arezoumandi, Mahdi, Volz, Jeffery S, Myers, John J

“…AbstractThe production of portland cement—the key ingredient in concrete-generates a significant amount of carbon dioxide. However, due to its incredible…”
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