Preliminary Program

ADVANCES IN CEMENT AND CONCRETE
Materials Aspects of Concrete Repairs and Rehabilitation

August 20-25, 2000
Mont-Tremblant, Quebec, Canada

Conference Chair
Dr. Jacques Marchand
Laval University, Canada

Conference Co-Chair
Dr. David Lange
University of Illinois at Urbana-Champaign, USA

United Engineering Foundation, Inc.
Three Park Avenue, 27th Floor
New York, NY 10016-5902
T: 1-212-591-7836 F: 1-212-591-7441
E: engfnd@aol.com www.engfnd.org

Sunday, August 20, 2000

17:00 - 18:30 Conference Registration

18:30 - 20:00 Welcome Dinner

20:00 - 21:00 Welcome Reception

Monday, August 21, 2000

07:00 - 08:30 Breakfast Buffet

SESSION 1: Hydration Mechanisms and Microstructure

08:45 - 09:30 Session Chair and Keynote Lecture: Dr. Pascal Faucon,
Service de Chimie Moléculaire, CEA, France
"Structure and Properties of Calcium Silicate Hydrates (C-S-H)

09:30 - 10:00 SP #1
Prof. Klaas van Breugel, Delf University of Technology, The Netherlands
"Numerical Models for Predicting Microstructural Development and Associated Materials Properties and of Cement-Based Materials"

10:00 - 10:30 Coffee Break

10:30 - 11:00 SP #2
Dr. Juergen Adolphs, Northwestern University, USA
"Mechanical and Structural Changes of Hardened Cement Paste Due to Moisture"

11:00 - 11:30 SP #3
Mr. R.J. van Eijk, University of Twente, The Netherlands
"Reactivity of Powder Coal Fly Ash: Experiments and Application of a Shrinking Core Model"

11:30 - 12:00 Discussion

12:15 - 14:00 Lunch

14:00 - 16:00 Ad hoc Sessions and/or free time

SESSION 2: New Binders and Admixtures

16:15 - 17:00 Session Chair and Keynote Lecture: Dr. Tate Coverdale, MBT, USA
"Admixtures and Hydraulic Binders: Design and Use for Performance in Concrete Repair"

17:00 - 17:30 SP #1
Dr. Karen Scrivener, Lafarge Central Research Laboratory, France
"Use of Calcium Aluminate Cements for Applications Requiring Rapid Hardening and Shrinkage Compensation"

17:30 - 18:00 SP #2
Mr. John Phair, University of Melbourne, Australia
"The Activation of Geopolymeric Binders with Sodium Aluminate"

18:00 - 18:30 SP #3
Dr. Zongjin Li, The Hong Kong University of Science and Technology, Hong Kong
"A New Durability Enhancing Admixture for Concrete"

18:30 - 19:00 Discussion

19:15 - 20:30 Dinner

20:30 - 21:30 Social Hour

Tuesday, August 22, 2000

07:00 - 08:30 Breakfast Buffet

SESSION 3: Early-Age Properties

08:45 - 09:30 Session Chair and Keynote Lecture: Dr. Konstantin Kolver,
Technion-Israel Institute of Technology, Israel
"Behavior of Early-Age Concrete Exposed to Drying Under Restraint and Sustained Tension"

09:30 - 10:00 SP #1
Prof. Klaas van Breugel, Delft University of Technology, The Netherlands
"Modeling the Deformation Behaviour and Relaxation of Cement-Based Systems - The Role of Hollow Shell Formation"

10:00 - 10:30 Coffee Break

10:30 - 11:00 SP #2
Prof. Jason Weiss, Purdue University, USA
"Using Maturity Concepts to Predicts Early-Age Cracking Potential with a Fracture Mechanics Based Approach"

11:00 - 11:30 SP #3
Dr. P. Acker, Laboratoire Central de Recherche Lafarge, France
"Early Age Shrinkage of Concrete: Back to the Physical Mechanisms"

11:30 - 12:00 Discussion

12:15 - 14:00 Lunch

14:00 - 16:00 Ad hoc sessions and/or free time

SESSION 4: Processing and Rheology

16:15 - 17:00 Session Chair and Keynote Lecture: Prof. Leslie Struble,
University of Illinois at Urbana Champaign, USA
"Rheological Changes Associated With Setting"

17:00 - 17:30 SP #1
Prof. Surendra P. Shah, Northwestern University, USA
"A New Methodology for Designing Self-Compacting Concrete"

17:30 - 18:00 SP #2
Dr. Marc Jolin, Université Laval, Canada
"Rheology of Dry-Mix Shotcrete"

18:00 - 18:30 SP #3
"To be announced later"

18:30 - 19:00 Discussion

19:15 - 20:30 Dinner

20:30 - 21:30 Social Hour

Wednesday, August 23, 2000

07:00 - 08:30 Breakfast Buffet

SESSION 5: Durability

08:45 - 09:30 Session Chair and Keynote Lecture: Dr. J.J. Beaudoin,
Institute for Research in Construction, National Research Council, Canada
"Volume Stability of Hydrated C3S Paste Immersed in Salt Solutions"

09:30 - 10:00 SP #1
Prof. George Scherer, Princeton University, USA
"Superficial Damage From Freezing"

10:00 - 10:30 Coffee Break

10:30 - 11:00 SP #2
Prof. Sidney Diamond, Purdue University, USA
"DEF - An Unexpected Insight"

11:00 - 11:30 SP #3
Dr. S.J. Barnett, University of Aberdeen, United Kingdom
"Solid Solutions Between Thaumasite and Ettringite and Their Role in Sulfate Attack"

11:30 - 12:00 Discussion

12:15 - 14:00 Lunch

14:30 - 16:00 POSTER SESSION
Session Chair : Dr. Benoit Bissonnette, Laval University, Canada
(List of posters will be provided at a later date and posted on the website)

SESSION 6: Cracking and Fracture

16:15 - 17:00 Session Chair and Keynote Lecture: Dr. Franz Ulm,
Massachusetts Institute of Technology, USA
"Time Length Scales of Durability Performance of Concrete Structures"

17:00 - 17:30 SP #1
Prof. Christian Huet, École Polytechnique Fédérale de Lausanne, Switzerland
"A Computational Micromechanics Approach for the Prediction of The Life-Cycle Behaviour of Viscoelastic Granular Composite Materials With Voids and Microcracks"

17:30 - 18:00 SP #2
Prof. G. De Schutter, Magnel Laboratory for Concrete Research, Belgium
"Influence of Hydration Reaction on Engineering Properties of Hardening Concrete"

18:00 - 18:30 SP #3
Prof. L. Elfgren, Lulea University of Technology, Sweden
"Cracking and Fracture in Concrete Bridges"

18:30 - 19:00 Discussion

19:15 - 20:30 Dinner

20:30 - 21:30 Social Hour

Thursday, August 24, 2000

07:00 - 08:30 Breakfast Buffet

SESSION 7: Transport Processes

08:45 - 09:30 Session Chair and Keynote Lecture: Prof. Lars-Olof Nilsson,
Chalmers University of Technology, Sweden
"Transport Processes in Concrete - Possibilities and Limitations of Today's Knowledge"

09:30 - 10:00 SP #1
Mr. Eric Samson, SIMCO Technologies Inc., Canada
"The Origin of the Potential Measured Across a Diffusion Cell"

10:00 - 10:30 Coffee Break

10:30 - 11:00 SP #2
Mr. Olivier Truc, LMDC, INSA-UPS, France
"Multi-Species Transport in Saturated Cement-Based Materials"

11:00 - 11:30 SP #3
Ms. W. Vichit-Vadakan, Princeton University, USA
"Beam-Bending Method for Measuring Permeability of Cement and Mortar"

11:30 - 12:00 Discussion

12:15 - 14:00 Lunch

14:00 - 16:00 Ad hoc Sessions and/or free time

SESSION 8: Repair Techniques

16:15 - 17:00 Session Chair and Keynote Lecture: Dr. A.M. Vaysburd,
Structural Preservation Systems, Inc., USA
"Concrete Problems, Repair Solutions and Confusions - An Attempt to Establish the Facts"

17:00 - 17:30 SP #1
Prof. David Lange, University of Illinois, USA
"Early Age Cracking and Debonding of Concrete Overlays"

17:30 - 18:00 SP #2
Dr. B. Bissonnette, Laval University, Canada
"Concrete Repairs Subjected to Hygrothermal Loading: In Situ Experiments"

18:00 - 18:30 SP #3
Dr. K. Petersson, Swedish Cement and Concrete Research Institute, Sweden
"Aspects on Different Materials for Maintenance and Repair of Concrete Structures"

18:45 - 20:00 Conference Banquet

20:00 - 21:00 Social Hour

Friday, August 25, 2000

07:00 - 08:30 Breakfast Buffet

SESSION 9: Service-Life Modeling

08:45 - 09:30 Session Chair and Keynote Lecture: Prof. K. Maekawa, University
of Tokyo, Japan
"Modeling Structural Performances Under Coupled Environmental and Weather Actions"

09:30 - 10:00 SP #1
K. Maruyama, Nagaoka University of Technology, Japan
"Service-Life Simulation and Durability Design of Concrete Structures Under Corrosive Environment"

10:00 - 10:30 Coffee Break

10:30 - 11:00 SP #2
Mr. Yannick Maltais, SIMCO Technologies, Inc., Canada
"Chemical Degradation of Cement-Based Materials Upon Sulfate Attack Under Saturated and Unsaturated Conditions"

11:00 - 11:30 SP #3
Dr. Ha-Won Song, Yonsei University, Korea
"Early-Age Cracking Resistance Evaluation of Concrete Structures and Durability Design Issue in Korea"

11:30 - 12:15 Closing Remarks

12:30 - 14:00 Lunch and Departure

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