Frost durability of roller-compacted concrete pavements

FRONT COVER......Page 1
Title Page......Page 2
Abstract, Keywords, Reference......Page 3
Preface......Page 8
Table of Contents......Page 4
1.1.1 Material Selection......Page 10
1.1.1.1 Binder......Page 11
1.1.1.2 Aggregates......Page 12
1.1.2 Conventional Mixture Design Methods......Page 15
1.1.2.1 The ACI Mixture Proportioning Methods......Page 16
1.1.2.2 The U.S. Army Corps of Engineers Proportioning Method......Page 18
1.1.3.1 Production Using Continuous-Flow Pugmill Mixer......Page 19
1.1.4 Construction......Page 20
1.1.4.2 Placement......Page 21
1.1.4.3 Consolidation......Page 23
1.1.4.4 Curing Procedures......Page 24
1.1.5 Typical Applications......Page 25
1.2.1.2 The Solid Suspension Model......Page 26
1.2.2 High-Performance RCC......Page 28
1.2.3 Low-Binder-Content RCC......Page 29
1.3.1 Resistance to Internal Microcracking......Page 30
1.3.2 Resistance to Deicer Salt-Scaling......Page 32
1.3.3 Field Performance......Page 36
1.4.1 Air Entrainment in the Laboratory......Page 37
1.4.2 Field Experience......Page 41
1.4.4 Concluding Remarks......Page 42
1.5 REFERENCES......Page 43
2.2.1 Cement and Cementitious Materials......Page 50
2.2.3 Water......Page 53
2.2.4 Admixtures......Page 54
2.3 EXPERIMENTAL PROCEDURES......Page 55
2.4 PROPERTIES OF FRESH RCC......Page 57
2.5.1 Compressive Strength and Flexural Strength......Page 58
2.5.2 Characteristsics of the Air-Void System......Page 59
2.5.5 Resistance to Rapid Freezing and Thawing (ASTM C 666–Procedure A)......Page 60
2.5.6 Deicer Salt-Scaling Resistance (ASTM C 672)......Page 61
2.5.7 Freezing and Thawing Durability (ASTM C 1262)......Page 62
2.5.9 Chloride Penetration Profiles......Page 63
2.5.10 Surface and Internal Microcrack Measurements......Page 64
3.1.2 Visual Inspection......Page 66
3.2.1 Compressive Strength......Page 68
3.2.2 Flexural Strength......Page 69
3.2.3 Pulse Velocity Measurements......Page 70
3.2.4 Chloride Penetration Profiles......Page 71
3.2.5 Internal Microcrack Measurements......Page 72
3.2.6 Characteristics of the Air-Void System......Page 73
3.2.7 Micro Air-Void Analysis by Scanning Electron Microscopy......Page 74
3.2.8 ASTM C 1262 Test Results......Page 75
3.3 DISCUSSION......Page 77
3.4 REFERENCES......Page 78
4.1 MIXTURE CHARACTERISTICS......Page 80
4.2 FRESH CONCRETE PROPERTIES......Page 82
4.3.1 Mechanical Properties......Page 83
4.3.2 Characteristics of the Air-Void System......Page 84
4.3.3 Microscopic Observations by Scanning Electron Microscopy......Page 85
4.3.4 Resistance to Rapid Freezing and Thawing (ASTM C 666–Procedure A)......Page 86
4.3.5 Deicer Salt-Scaling Resistance (ASTM C 672)......Page 87
4.3.6 ASTM C 1262 Test Results......Page 89
4.4 DISCUSSION......Page 90
4.6 REFERENCES......Page 91
Ch.5–Influence of Silica Fume and Fly Ash on the Frost Durability of RCC......Page 92
5.2.1 Fresh Concrete Properties......Page 93
5.2.2 Compressive and Flexural Strengths......Page 94
5.2.3 Characteristics of the Air-Void System......Page 95
5.2.5 Resistance to Rapid Freezing and Thawing (ASTM C 666–Procedure A)......Page 96
5.2.6 ASTM C 672 Test Results......Page 97
5.2.7 ASTM C 1262 Test Results......Page 99
5.4 REFERENCES......Page 100
6.1 TEST PROGRAM......Page 102
6.3 MIXTURE CHARACTERISTICS......Page 104
6.4 FRESH RCC PROPERTIES......Page 105
6.5.1 Compressive Strength......Page 106
6.5.2 Characteristic of the Air-Void System......Page 107
6.5.4 ASTM C 666 (Procedure A) Test Results......Page 108
6.5.5 ASTM C 672 Test Results......Page 109
6.5.6 ASTM C 1262 Test Results......Page 110
6.7 REFERENCES......Page 111
7.1 AIR ENTRAINMENT......Page 112
7.2 FROST RESISTANCE–ASTM C 666......Page 113
7.3 DEICER SALT-SCALING–ASTM C 672......Page 115
7.4 DEICER SALT-SCALING–ASTM C 1262......Page 116
7.5 CONCLUDING REMARKS AND RECOMMENDATIONS......Page 117
ACKNOWLEDGEMENTS......Page 118
APPENDIX A–ASTM C 666 PLOTTED TEST RESULTS......Page 120
APPENDIX B–ASTM C 672 PLOTTED TEST RESULTS AFTER 50 CYCLES......Page 126
APPENDIX C–ASTM C 1262 PLOTTED TEST RESULTS......Page 137