| Contributors -- RILEM Technical Committee 157 PRC |
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xi | |
| Preface |
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xiii | |
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1 Cracking in pavements: nature and origin of cracks |
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1 | (15) |
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1 | (1) |
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1.2 The various types of pavements or road structures |
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1 | (1) |
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1 | (1) |
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1.2.2 Semirigid Structures |
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2 | (1) |
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1.2.3 Flexible Structures |
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2 | (1) |
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1.3 The various forms of cracking in pavements |
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2 | (3) |
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1.3.1 Possible Origins of Cracks |
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2 | (1) |
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1.3.2 Shapes and Patterns of Cracks |
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3 | (2) |
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1.4 Cracking types in various road structures |
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5 | (3) |
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1.4.1 Cracking Types Affecting all Structures |
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5 | (1) |
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1.4.2 Structure-Specific Cracking Types |
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6 | (2) |
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1.5 Reflection of an existing crack in an overlay |
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8 | (7) |
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1.5.1 Loads or Stresses Causing Movements of the Crack Edges |
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9 | (1) |
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1.5.2 Nature of Crack Edge Movements |
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9 | (2) |
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1.5.3 Schematic Description of Crack Reflection Through an Overlay |
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11 | (2) |
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1.5.4 Detrimental Effects of the Appearance of a Crack at a Pavement Surface |
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13 | (2) |
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15 | (1) |
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15 | (1) |
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2 Assessment and evaluation of the reflection crack potential |
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16 | (27) |
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16 | (1) |
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17 | (7) |
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2.2.1 Traffic Induced Cracking |
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17 | (2) |
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2.2.2 Environmental Induced Cracking |
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19 | (2) |
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2.2.3 Combined Effect of Traffic and Environment on the Cracking Process |
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21 | (3) |
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2.3 Factors influencing crack propagation |
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24 | (4) |
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2.4 Guidelines for pavement evaluation |
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28 | (12) |
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2.4.1 Problem Identification |
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29 | (2) |
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2.4.2 Quantification of the Problem |
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31 | (9) |
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2.5 Summary and conclusions |
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40 | (1) |
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40 | (3) |
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3 Crack prevention and use of overlay systems |
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43 | (18) |
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43 | (1) |
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3.2 Prevention and treatment of cracks before overlaying |
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44 | (4) |
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3.2.1 Limitation of Crack Formation During the Initial Construction Phase |
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44 | (1) |
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3.2.2 Pre-Cracking Techniques for Newly Placed Cement Concrete Bases |
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45 | (2) |
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3.2.3 Methods Used Before Overlaying to Eliminate the Origin of Existing Cracks |
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47 | (1) |
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3.2.4 Methods Used During Rehabilitation to Watertightor to Limit the Activity of Existing Cracks |
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47 | (1) |
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3.3 The use of an overlay system |
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48 | (10) |
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3.3.1 Definitions and Components of an Overlay System |
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48 | (10) |
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58 | (1) |
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59 | (2) |
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4 Characterization of overlay systems |
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61 | (23) |
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4.1 Characterization of an interlayer system and its components |
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61 | (6) |
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4.1.1 Nonwovens, Grids, Steel Reinforcing Nettings |
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61 | (6) |
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4.1.2 Bitumen Based Interlayer Products |
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67 | (1) |
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4.2 Characterization of overlay systems |
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67 | (13) |
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4.2.1 Adherence Tests of Overlay Systems |
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67 | (4) |
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4.2.2 Laboratory Tests of Overlay Systems Under Repeated Thermal and Traffic Loading |
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71 | (9) |
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80 | (1) |
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81 | (3) |
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5 Modelling and structural design of overlay systems |
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84 | (20) |
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84 | (1) |
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5.2 Input data for modelling |
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84 | (5) |
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5.2.1 Environmental and Loading Conditions |
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84 | (2) |
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5.2.2 Characteristics of the Basic Components of an Overlay System |
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86 | (3) |
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89 | (1) |
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89 | (1) |
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5.3.2 The Crack Propagation Law |
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89 | (1) |
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90 | (9) |
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5.4.1 Multilayer Linear Elastic Model |
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91 | (1) |
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5.4.2 Application of the Linear Elastic Multilayer Theory to Crack Propagation Problems |
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92 | (1) |
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5.4.3 Models Based on Equilibrium Equations |
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93 | (1) |
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5.4.4 Mechanistic Empirical Overlay Design Method |
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93 | (1) |
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5.4.5 Finite Element Analysis |
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93 | (6) |
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5.4.6 The Blunt Crack Band Theory |
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99 | (1) |
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5.5 Some remarks about modelling |
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99 | (1) |
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5.5.1 Limitations of Two-Dimensional Modelling |
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100 | (1) |
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5.5.2 The Boundary Conditions |
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100 | (1) |
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5.5.3 Unconventional Mechanical Properties |
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100 | (1) |
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100 | (1) |
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100 | (4) |
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6 Implementation of overlay systems on the construction site |
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104 | (22) |
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6.1 Application of interlayer systems and wearing courses |
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104 | (16) |
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104 | (2) |
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6.1.2 Sealing Under Bituminous Wearing Courses Or Surface Dressings |
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106 | (2) |
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6.1.3 Sand Asphalt Under Bituminous Wearing Courses |
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108 | (1) |
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6.1.4 Nonwovens Under Bituminous Wearing Courses Or Surface Dressings |
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109 | (4) |
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6.1.5 Membrane With Threads Sprayed In Place Under Bituminous Wearing Courses And Surface Dressings |
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113 | (2) |
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6.1.6 Grids Under Bituminous Wearing Courses |
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115 | (1) |
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6.1.7 Steel Reinforcing Nettings |
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116 | (1) |
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6.1.8 Three-Dimensional Honeycomb Grids |
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116 | (3) |
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6.1.9 Thick Dressings (Samis) Under Bituminous Wearing Courses |
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119 | (1) |
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6.1.10 Combined Products: Grid On Nonwoven |
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119 | (1) |
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6.1.11 Other Interlayer Techniques |
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119 | (1) |
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6.2 Wearing courses alone |
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120 | (2) |
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120 | (1) |
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120 | (1) |
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6.2.3 Conventional Bituminous Wearing Courses |
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121 | (1) |
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6.2.4 Specific Bituminous Wearing Courses |
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121 | (1) |
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122 | (2) |
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122 | (1) |
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6.3.2 Example Of Precracking Techniques |
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123 | (1) |
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124 | (1) |
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124 | (2) |
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7 Summary and conclusions |
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126 | (11) |
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7.1 Nature and origin of cracks (chapter 1) |
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126 | (1) |
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7.2 Assessment and evaluation of the crack potential (chapter 2) |
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127 | (2) |
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7.2.1 The Problem Identification Phase |
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127 | (1) |
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7.2.2 The Problem Quantification Phase |
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128 | (1) |
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7.3 Crack prevention and use of overlay systems (chapter 3) |
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129 | (2) |
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7.3.1 Prevention Methods And Treatment For Techniques For Cracks Before Overlaying |
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129 | (1) |
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7.3.2 The Use Of Overlay Systems |
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130 | (1) |
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7.4 Characterization of overlay systems (chapter 4) |
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131 | (1) |
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7.4.1 Characterization Of Interlayer Products |
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131 | (1) |
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7.4.2 Characterization Of Overlay Systems |
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132 | (1) |
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7.5 Modelling of overlay systems (chapter 5) |
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132 | (1) |
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7.6 Implementation of overlay systems on the construction site (chapter 6) |
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133 | (1) |
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134 | (3) |
| Index |
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137 | |