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Research Activities
- Development and Application of Models for Predicting the Service Life and Life-Cycle Costs of Reinforced Concrete Structures
- Development and Application of Test Methods to Evaluate Permeability, Diffusion, Sorption, Evaporative Transport and Chloride Binding Properties of High Performance Concretes
- Development and Evaluation of Multicomponent Cementitious Systems for Durable Concrete in Severe Exposures
- Optimization of Cementitious Systems for Precast and Heat Cured Concrete
- Development of Field Test Equipment for Evaluating Concrete Durability In-Situ
- Study of and development of standards for Chemical Admixture-Cementitious System Compatibility
- Study of Fluid Transport Properties in Porous Systems.
- Stress Wave Techniques for Non-Destructive Evaluation of Concrete Structures
- Evaluation and Testing of Repair Systems for Deteriorated Reinforced Concrete Structures
- Testing and Measurement of plastic, chemical, autogenous, and drying shrinkage
- Prediction of early-age thermal response of concrete
- Development of Tests and mitigative measures to prevent alkali-silica reaction damage
- Development of new tests for sulfate resistance of cementitious materials and concretes
- Evaluation of sulfate resistance of slag cement concretes
- Study of De-Icer Salt scaling resistance of concretes incorporating Supplementary Cementing Materials
- Evaluation of the impact of alternate de-icer chemicals on concrete
- Microstructure of cemented paste backfills for mining applications
- Active Participation in Standards Development for CSA, OPSS, ASTM, ACI, AASHTO and RILEM
Example of Time-to-Corrosion Model Predictions |
Example of Chloride Diffusion Profile in Concrete |
| Alkali Silica Reactions |
Alkali Silica Reaction Damage in Bridge |
Alkali Silica Gel Fracturing Aggregate and Paste |
| Internal Sulphate Attack |
Damage to Precast Beams |
Sulphate Phases in Paste-Aggregate Interface |
| Corrosion Protection Systems for Reinforced Concrete |
Corrosion Damage to Highway Bridge Column |
Factors affecting Corrosion Resistance |
- McGrath, P.F. (1996) "Development of test methods for predicting chloride penetration into high performance concrete."
- El-Dieb, A.S. (1994) "Permeation of fluids through high performance concrete."
- H. Zibara (2001), “Binding of External Chlorides by Cement Pastes” (with M.D.A. Thomas)
- R. Bleszynski (2002), “Mitigation of ASR with Slag-Silica Fume Ternary Systems”,(with M.D.A. Thomas)
- K. Stanish (2002), “Rapid Assessment of Chloride Resistance” (with M.D.A. Thomas)
- T. Ramlochan (2003), “Temperature Tolerant, High Early Strength Cement Systems” (with M.D.A. Thomas)
- M.R. Nokken (2004), “Early Age Development of Transport Properties in Concrete”
- G. Julio Betancourt (Current),“Effects of De-Icers on Concrete Salts on Concrete”
- D. Qi (2004), “Cemented Pressure Treated Wood Wastes” (with P. Cooper, Forestry)
- O. S. Khanna (Current), “Utilization of Cement Kiln Dust”
- J.H.P. Phillips (1993), “The Effects of Corrosion on the Structural Performance of New and Repaired One-Way Slabs”
MASc Theses
- Hong, K. (1998) "Cyclic wetting and drying and its effects on chloride ingress in concrete."
- Evans, A. (1997) "The optimum sulphate content in portland cement."
- Stanish, K. (1997) "Corrosion effects on bond strength in reinforced concrete."
- Pun, P.C.H. (1997) "Influence of silica fume on chloride resistance of concrete."
- DeSouza, S.J. (1996) "Test methods for the evaluation of the durability of covercrete."
- Boyd, A.J. (1995) "Salt scaling resistance of concrete contanining slag and fly ash."
- Halamickova, P. (1993) "The influence of sand content on the microstructure development and transport properties of mortar."
- M. Titherington (1998), “Effects of Steam Curing on Chloride Diffusion Properties of Concretes”
- E. Furtado (1999), “Cement-Admixture Interactions”
- A. Boddy (2000), “Effect of Product Form of Silica Fume on its Ability to Control Alkali-Aggregate Reaction” (with M. Thomas)
- J. Pontarollo (2000), “Environmental Life-Cycle Costing of Pavements” (with P. Byer)
- O. Garces Rodriques (2001), “Influence of Cracks on Chloride Ingress into Concrete”
- P. Zacarias (2002), “Effects of Fly Ash on Delayed Ettringite Formation” (with M. Thomas)
- Gustavo Julio-Betancourt (2002), “Effects of Testing Conditions on Chloride Diffusion Measurements”
- A. Smith (2002), “Sulphate Resistance of Ternary Systems”
- My Phuong Ha (2003), “Quantification of Curing Effects on Chloride Ingress”
- H. Lam (2005), “Autogenous and Early-Age Shrinkage Crack Resistance of Concrete”
- M.E. Robbins, (Current), “Early-Age Thermal Stresses and Cracking in Concrete”
- A. M. Gonzales, (Current), “Chemical Shrinkage Testing”
- P. McGrath (1989), “The Influence of Self-Desiccation on Concrete Durability”
- I. Pashutinski (1990), “Mechanisms Responsible for the Sulphate Resistance of Concretes Containing Supplementary Cementing Materials"
- W. Elias (1991), “Effects of Corrosion on Flexural Capacity and Bond of Reinforced Concrete”
- R. Bin-Ahmad (1991), “Evaluation of Rates of Absorption Tests for Estimating the Permeability of Concrete”
- Fu Yan (1992), “Design of Expansive Cement Concretes” (with S.A. Sheikh)
- R. Herman (1993), “Concrete Surface Treatments: New Methods for Testing Silane and Siloxane Sealers”
MEng Projects
- T. Sanguliano (1993), “Influence of Curing on Properties of Concretes with Supplementary Cementing Materials”
- G.B. Chiarelli (1994), “Measurement of Relative Humidity and in Concrete and Its Commercial Application”
- D. Wannamaker (1996), “Evaluation of Alternative Concretes for Water Retaining Structures”
- R. Donatelli (2005), "Strength and Durability Properties of Self-Consolidating Concrete"
