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Modeling of Damage in Cement-Based Materials Subjected to External Sulfate Attack. I: Formulation
Publisher: American Society of Civil Engineers
Abstract: A chemomechanical mathematical model is presented to simulate the response of concrete exposed to external sulfate solutions. The model is based on the diffusion-reaction approach, and several mechanisms for the reaction ...
Modeling of Damage in Cement-Based Materials Subjected to External Sulfate Attack. II: Comparison with Experiments
Publisher: American Society of Civil Engineers
Abstract: A study is presented to predict the degradation of cement-based materials due to external sulfate attack. Parameters of the model are chosen based on the mix design parameters, degree of hydration, and exposure conditions ...
Generalized Nonlinear Moment–Curvature Model for Serviceability-Based Design of Hybrid Reinforced Concrete
Publisher: ASCE
Abstract: Structural applications of hybrid reinforced concrete (HRC) involve a composite system with a fiber-reinforced concrete (FRC) matrix in conjunction with conventional reinforcement. The system offers economic benefits by ...
Correlation of Elastic Modulus and Permeability in Concrete Subjected to Elevated Temperatures
Publisher: American Society of Civil Engineers
Abstract: The laboratory testing of concrete has shown that elevated temperatures cause air permeability index (API) increase and elastic modulus
Dynamic Tensile Testing of Kevlar 49 Fabrics
Publisher: American Society of Civil Engineers
Abstract: Measurement of deformation history during a high-speed mechanical test plays an important role in establishing the dynamic behavior of materials. Traditional strain measuring techniques such as extensometers and strain ...
Sequential Cracking and Their Openings in Steel-Fiber-Reinforced Joint-Free Concrete Slabs
Publisher: American Society of Civil Engineers
Tensile Behaviors of Basalt, Carbon, Glass, and Aramid Fabrics under Various Strain Rates
Publisher: American Society of Civil Engineers
Quantitative 2D Restrained Shrinkage Cracking of Cement Paste with Wollastonite Microfibers
Publisher: American Society of Civil Engineers
Investigation of Corrosion Damage and Repair System in a Concrete Jetty Structure
Publisher: American Society of Civil Engineers
Abstract: This paper presents the diagnostic investigation of a reinforced concrete jetty after 15 years of service. The main cause of the deterioration was reinforcement corrosion, which initiated within few years after the completion ...
Hybrid Control Charts for Active Control and Monitoring of Concrete Strength
Publisher: American Society of Civil Engineers
Abstract: Concrete is the most widely used material in construction industries. Therefore, it is necessary to understand and when possible, improve the efficiency of a concrete production process. Statistical process control is ...