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RISSimplified Model for Corrosion-Induced Bond Degradation between Steel Strand and Concrete
Publisher: American Society of Civil Engineers
Abstract: The corrosion-induced bond degradation between corroded steel strands and concrete is investigated in the present study. Ten pull-out specimens with different corrosion levels were tested to study corrosion’s effects on ...
Model for Flexural Strength Calculation of Corroded RC Beams Considering Bond–Slip Behavior
Publisher: American Society of Civil Engineers
Abstract: An analytical model is proposed in this paper to evaluate the residual flexural strength for corroded RC beams. The steel slipping caused by bond degradation is included in the proposed model. Various failure modes of beams ...
Bond Degradation–Induced Incompatible Strain between Steel Bars and Concrete in Corroded RC Beams
Publisher: American Society of Civil Engineers
Uncertainty Quantification and Structural Reliability Estimation Considering Inspection Data Scarcity
Publisher: American Society of Civil Engineers
Abstract: Reliability estimation of aging RC structures under environmental attack involves various sources of uncertainties. In realistic operational conditions, uncertainties due to limited number of experimental data and incomplete ...
Model for Flexural Strength Calculation of Corroded RC Beams Considering Bond–Slip Behavior
Publisher: American Society of Civil Engineers
Abstract: An analytical model is proposed in this paper to evaluate the residual flexural strength for corroded RC beams. The steel slipping caused by bond degradation is included in the proposed model. Various failure modes of beams ...
Second Remediation of Long-Term Deflection and Cracking of PT Box-Girder Bridge Using External Post-Tensioning
Publisher: ASCE
Abstract: This study involves examining a second technique for improving external prestressing tendons to remediate the deflection and cracking of an 18-year-old strengthened four-span continuous post-tensioned prestressed concrete ...
A Novel Model for Shear Strength Prediction of a Steel–UHPC Composite Structure Considering Interface Friction
Publisher: American Society of Civil Engineers
Abstract: Existing studies have shown that the interface friction force positively affects and improves the shear behavior at the stud-connected steel–ultrahigh performance concrete (UHPC) interface. However, the effects of the ...
Crack Propagation-Based Fatigue Life Prediction of Corroded RC Beams Considering Bond Degradation
Publisher: ASCE
Abstract: Corrosion increases the nominal stress of reinforcing bars and accelerates the fatigue crack propagation. The stress redistribution induced by bond degradation between concrete and rebars makes the fatigue life prediction ...
Flexural Capacity Prediction of Corroded Prestressed Concrete Beams Incorporating Bond Degradation
Publisher: American Society of Civil Engineers
Abstract: Strand corrosion can cause the flexural capacity deterioration of prestressed concrete (PC) beams. An analytical model incorporating the effects of strand cross-section reduction, material deterioration, concrete cracking, ...
Flexural Capacity Prediction of Corroded Prestressed Concrete Beams Incorporating Bond Degradation
Publisher: American Society of Civil Engineers
Abstract: Strand corrosion can cause the flexural capacity deterioration of prestressed concrete (PC) beams. An analytical model incorporating the effects of strand cross-section reduction, material deterioration, concrete cracking, ...