Recent advances on green concrete for structural purposes : the contribution of the EU-FP7 Project EnCoRe

• Other Authors: Barros, Joaquim A. O. (Editor), Ferrara, Liberato (Editor), Martinelli, Enzo (Editor)
• Format: Electronic eBook
• Language: English
• Published: Cham, Switzerland : Springer, 2017.
• Series: Research for development (Series)
• Subjects: Concrete construction > Environmental aspects.; Sustainable construction.; Concrete > Recycling.; elektronické knihy; electronic books
• ISBN: 9783319567976; 9783319567952
• Physical Description: 1 online resource

This book is mainly based on the results of the EU-funded UE-FP7 Project EnCoRe, which aimed to characterize the key physical and mechanical properties of a novel class of advanced cement-based materials incorporating recycled powders and aggregates and/or natural ingredients in order to allow parti...

Table of Contents:

• Preface; Acknowledgements; Contents; Recycled Aggregate Concrete; 1 State of Knowledge on Green Concrete with Recycled Aggregates and Cement Replacement; Abstract; 1.1 Sustainable Concrete Constituents; 1.1.1 Recycled Aggregates; 1.1.2 Alternative Binders; 1.2 Fresh-State Behaviour; 1.3 Hardened-State Behaviour; 1.4 Codes and Guidelines; 1.4.1 Europe; 1.4.2 United States, Hong Kong and Australia; 1.4.3 Some Remarks About Existing Regulations and Standards; 1.5 Insights into Concrete Sustainability; References; 2 Concrete with Recycled Aggregates: Experimental Investigations; Abstract.
• 2.1 The Influence of Processing Procedures for RCAs in RAC2.1.1 Materials and Methods; 2.1.2 Results and Analysis; 2.2 Influence of the Initial Moisture Condition of RCAs; 2.2.1 Materials and Methods; 2.2.2 Results and Analysis; 2.3 Influence of the Aggregate Replacement and Water to Cement Ratios; 2.3.1 Materials and Methods; 2.3.2 Results and Analysis; 2.4 Concluding Remarks; References; 3 Cement Replacement: Experimental Results for Concrete with Recycled Aggregates and Fly-Ash; Abstract; 3.1 The Experimental Campaign; 3.1.1 Materials; 3.1.2 Concrete Mixtures Proportions; 3.1.3 Test Matrix.
• 3.1.4 Casting and Curing Processes3.2 Experimental Results; 3.2.1 Workability; 3.2.2 Density; 3.2.3 Compressive Strength; 3.2.4 Tensile Strength; 3.2.5 Bond-Slip; 3.2.6 Permeability; 3.2.7 Resistance to Chlorides; 3.2.8 Carbonation Depth; 3.2.9 Analysis of Results and Evolution of the Compressive Strength; 3.3 Concluding Remarks; References; 4 Insights into the Triaxial Behaviour of Recycled Aggregate Concrete; Abstract; 4.1 The Experimental Campaign; 4.1.1 Materials; 4.1.2 Physical Properties of Recycled Coarse Aggregates; 4.1.3 Mixture Proportioning and Mixing Procedure.
• 4.1.4 Fresh Concrete Test Results4.1.5 Curing, Casting, and Specimen's Preparation; 4.1.6 Equipment for Mechanical Tests; 4.2 Mechanical Tests; 4.2.1 Uniaxial Compression Tests (UC); 4.2.2 Splitting Tensile Tests (ST); 4.2.3 Triaxial Compression Tests (TC); 4.3 Concluding Remarks; References; 5 Constitutive Formulations for Concrete with Recycled Aggregates; Abstract; 5.1 Thermodynamic Framework of Gradient Constitutive Theory; 5.2 Leon-Drucker-Prager Model for NAC; 5.3 The Extended LDP for Failure Analysis of RAC; 5.3.1 Maximum Strength Surface and Yield Condition.
• 5.3.2 Ductility in Pre-peak Regime5.3.3 Ductility in Post-peak Regime; 5.3.4 Inelastic Volumetric Deformation and Plastic Potential; 5.4 Numerical Analysis; 5.4.1 Uniaxial Tensile Test; 5.4.2 Uniaxial Compression Test; 5.4.3 Triaxial Compression Test; References; 6 Generalised Mix Design Rules for Concrete with Recycled Aggregates; Abstract; 6.1 Experimental Results and Modelling Techniques; 6.1.1 Experimental Characterisation of RCAs; 6.1.2 Experimental Characterisation of RACs and Hydration Process Modelling; 6.2 Physical Properties of RCAs: The Role of Attached Mortar.