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6th International Conference on Alkali-Aggregate Reaction

Alkalis in Concrete
Juned 22-25, 1983
Technical University of Denmark, Copenhagen
Editors: G.M. Idorn & Steen Rostam

 Opening Statement, Welcome Address
 Organization, Conference Sponsors
 Background and Purpose
 Keynote Address
Session 1a – Engineering and Industrial Aspects of Alkalis in Cement and Concrete
I. Worning
V. Johansen
Alkalis in Cement and Cement Manufacture
L.U. SpellmanUse of Ground Granulated Slag to Overcome the Effects of Alkalis in Concrete and Mortar
P.J. Nixon
M.E. Gaze
The Effectiveness of Flyashes and Granulated Blastfurnance Slags in Preventing AAR
I. SimsThe Influence of Ground Granulated Blastfurnance Slag on the Alkali-Reactivity of Flint Aggregate Concrete in the United Kingdom
K.E.Daugherty R.J. Faust
T.P. Zgambo
J.G. Griffin
Potassium Sulfate in Kiln Dust
B. OsbaeckAlkalis and Cement Strengths
B. ForssExperiences from the Use of F-Cement – A Binder Based on Alkali -Activated Blastfurnace Slag
P. Christensen
S. Chatterji
A. Damgaard Jensen
N. Thaulow
Preliminary Investigation of Alkali-Silica Reactivity of Density Separated Coarse Aggregate
S. Andersen
J. Lyngvig
Preliminary Investigation of Alkali-Silica Reactivity of Density Separated Coarse Aggregate
W. SchramliChairman’s Report
Session 1b – Alkalis in Concrete – Engineering Education Aspects
A.B. PooleAlkalis in Concrete: A Matter of Education for Engineer and Research Scientist
G.P. RosendahlQuality Assurance and Communication -Engineering Education Aspects
J. FiggAn Attempt to Provide an Explanation for Engineers of the Expansive Reaction Between Alkalis and Siliceous Aggregates in Concrete
G.M. IdornEducation for Effective Utilization of Alkalis
T.C. HansenChairman’s Report
Theme: Session 2 – Mechanisms of Reactions of Alkalis in Concrete
S. DiamondAlkali Reactions in Concrete-Pore Solution Effects
M. Kawamura
K. Takemoto
S. Hasaba
Application of Quantitive EDXA Analysis and Microhardness Measurements to the Study of Alkali-Silica Reaction Mechanisms
A.B. Poole
I. Al-Dabbagh
Reactive Aggregates and the Products of Alkali-Silica Reaction in Concretes
H.E. VivianThe Process of Alkali-Aggregate Reaction, Water Absorption, Reacted Aggregate Swelling, Expansion of Mortar and Concrete Pozzolan Behavior
A. NielsenSorption Properties of Concrete with Alkali-Silica Reactive Aggregate
L.O. NilssonMoisture Effects on the Alkali-Silica Reaction
I. Jawed
I. Struble
J. Epp
Dissolution and Hydration of C3A-Na2O Solid Solutions
G. Gudmundsson
H. Asgeirsson
Parameters Affecting Alkali Expansion in Icelandic Concretes
R.I.A. Malek
D.M. Roy
Effect of Slag Cements and Aggregate Type on Alkali-Aggregate Reaction and its Mechanisms
L. Boswell
E.C. Robert
Alkali Content and Expansion of Mortars Containing Pulverized Fuel Ash
J. Marr
F.P. Glasser
Effect of Silica, PFA and Slag Additives on the Composition of Cement Pore Fluids
H.E. VivianThe Pozzolanic Behavior of Fly Ash in Blended Portland-Fly Ash Cement
G. Dahl
E. Poulsen
A. Timm
Damage of Concrete Cylinders with Reactive Sand and Non-Reactive, Coarse Aggregates
S. Chatterji
N. Thaulow
P. Christensen
A.D. Jensen
Studies of Alkali-Silica Reaction with Special Reference to Prevention of Damage to Concrete. A Preliminary Study
T. Ming-shu
H. Su-fen
Kinetics of Alkali-Silica Reaction
J.P. SkalnyChairman’s Report 1st
I. SimsChairman’s Report 2nd
Session 3 – Methods of Examination
M. RegourdMethods of Examination
O. PetersonA Laboratory Study with a Swedish Opaline Gravel
C.D. PomeroyChairman’s Report
Session 4 – Testing Methods and Criteria
P.E. Grattan-BellewEvaluation of Test Methods for Alkali-Aggregate Reactivity
P. Christensen
S. Chatterji
N. Thaulow
A. Damgaard Jensen
Alkali-Silica Reactivity of the Various Danish Flint Types
D. LenznerComparative Laboratory Tests of the Alkali-Silica Reaction
P.J. Nixon
R. Bollinghaus
Testing for Alkali Reactive Aggregates in the UK
I. Sims
P. Sotiropoulos
Standard Alkali-Reactivity Testing of Carbonate Rocks from the Middle East and North Africa
D. StarkOsmotic Cell Test to Identify Potential for Alkali-Aggregate Reactivity
N. Thaulow
H. Olafsson
Alkali-Silica Reactivity of Sands, Comparison of Various Test Methods. Nordtest Project
H.E.VivianAssessment of Aggregate Reactivity Test and Significance of Test Results
R.F.M. BakkerThe Influence of Test Specimen Dimension on the Expansion of Alkali Reactive Aggregate in Concrete
M. BerraPerformance of Some Italian Cements Tested for Alkali-Silica Reaction
T. Ming-shu
H. Su-fen
Rapid Method for Determining the Preventative Effect of Mineral Admixtures on Alkali-Silica Reaction
U. LudwigChairman’s Report
Session 5 – Effects in Practice of Alkalis in Concrete
P. PoitevinEffects in Practice of Alkalis in Concrete
G.E. Blight
M.G. Alexander
The Effect of Alkali-Aggregate Reaction on the Strength and Deformation of a Reinforced Concrete Structure
A. NielsenService Life Prediction and Alkali-Silica Reactions
R.E.OberholsterAlkali Reactivity and Siliceous Rock Aggregates: Diagnosis of the Reaction, Testing of Cement, and Aggregate and Prescription of Preventive Measures
H. MorupA Swimming Pool Deteriorated by Alkali-aggregate Reactions
S.E. PetersenDamages to Swimming Pools due to Alkali-Silica Reactions
P. Christensen
I. Brandt
K.R. Henriksen
Quality Control of Sand by Mena of Point-Counting in Light-Optical Microscope
C.D. Comberbach P.G. Fookes
H. Cann
Deterioration of Concrete Structures in South West England: The Use of Crack Mapping as an Investigatory Tool
N. ThaulowAlkali-Silica Reaction in the Itezhitezhi Dam Project, Zambia
H. OlafssonRepair of Vulnerable Concrete
J.G.M. Wood
P.K. Wickens
Structural Effects of AAR on Reinforced Concrete and Consideration of Remedial Action
B. Zatler
E. Mali
Alkali-Aggregate Reaction in Lightweight Concrete
G. BaronioExamples of Deterioration by Alkalis in Italian Concrete Structures
X. Huarong
C. Meiliang
Investigation for Natural Reactive Aggregates in Gravel Alluvium of Yangtze River Basin
B. MatherChairman’s Report
Session 6 – Concluding Session
G.M. IdornChairman’s Report
 List of Participants