Chloride-Induced Steel Corrosion in Concrete Under Service Loads

Preface
Acknowledgments
Contents
Abbreviations
List of Figures
List of Tables
1 Introduction
	1.1 Background
	1.2 Marine Environment
	1.3 Composition and Properties of Concrete
	1.4 Supplementary Cementitious Materials
	1.5 Pore Structure and Transport Properties of Concrete
	1.6 Electrochemical Reaction of Chloride-Induced Corrosion
	1.7 Content of This Book
	References
2 Chloride Ingress in Stressed Concrete
	2.1 Introduction
	2.2 The Loading Effect Factor
		2.2.1 Damage Influence Factor
		2.2.2 Definition of the Damage Variable
		2.2.3 Derivation of Loading Effect Factor
	2.3 Effect of Flexural Loading on Chloride Ingress
		2.3.1 Experimental Program
		2.3.2 Influence of Flexural Load on Saturated Concrete
		2.3.3 Influence of Flexural Load on Non-saturated Concrete
	2.4 Fatigue Loads on Moisture Transport
		2.4.1 Surface Factor
		2.4.2 Damage Variable of Fatigue-Damaged Concrete
		2.4.3 Experimental Programs
		2.4.4 Moisture Transport in Surface Concrete
		2.4.5 Influence Factors on the Surface Factor
		2.4.6 Surface Mass Transfer Area
	2.5 Fatigue Loads on Chloride Ingress
		2.5.1 Experimental Program
		2.5.2 Chloride Profiles in Fatigue-Damaged Concrete
		2.5.3 Fatigue Loading Effect Factor
	2.6 Conclusions
	References
3 Chloride Ingress in Cracked Concrete
	3.1 Introduction
	3.2 Moisture Influential Depth
		3.2.1 Experimental Program
		3.2.2 Cyclic RH Change
		3.2.3 Cyclic Temperature Change
		3.2.4 Fog Environment
		3.2.5 Rainfall Environment
	3.3 Chloride Diffusion in Cracked Concrete in Saturated States
		3.3.1 Experimental Program
		3.3.2 Chloride Diffusion Coefficient
	3.4 Chloride Penetration into Cracked Concrete Under Wet-Dry Cycles
		3.4.1 Experimental Program
		3.4.2 Chloride Profiles in Cracks
	3.5 Conclusions
	References
4 Influence of Environmental Condition on Chloride Ingress into Loaded Concrete
	4.1 Introduction
	4.2 Cyclic Wet-Dry Salt-Fog Environment
		4.2.1 Experimental Program
		4.2.2 Internal RH Evolution in Concrete Under Salt-Fog Environments
		4.2.3 Influence of Exposure Duration on Chloride Profiles
		4.2.4 Influence of Binder Type on Chloride Profiles
		4.2.5 Influence of Exposure Orientation on Chloride Profiles
	4.3 Cyclic Carbonation and Wet-Dry Condition
		4.3.1 Experimental Program
		4.3.2 Influence of Carbonation on Chloride Profiles
		4.3.3 Influence of Sustained Loading
	4.4 Interaction Between Carbonation and Chloride Attack
	4.5 Conclusions
	References
5 Corrosion Development in Concrete Beams Under Service Loads
	5.1 Introduction
	5.2 Experimental Program
	5.3 Crack Mapping
	5.4 Optical Microscopy Examination
		5.4.1 3D Laser Scanning
	5.5 EMPA
	5.6 The Effect of Cover Thickness on Corrosion Characteristics
		5.6.1 Experimental Program
		5.6.2 Rust Distribution
		5.6.3 Parameter Analysis
		5.6.4 Correlation Between ρ and Crack Width
	5.7 Conclusions
	References
6 Mechanical Degradation of Concrete Beams Corroded Under Service Loads
	6.1 Introduction
	6.2 Experimental Program
	6.3 Cracking Map
	6.4 Distribution of Mass Loss of Corroded Rebar
	6.5 Loads-Deflection Responses
	6.6 Conclusions
	References