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NCHRP Report 712: Optimization of Tack Coat for HMA Placement (2012)
National Cooperative Highway Research Program (NCHRP)

Citation Manager

Button, Joe, Elseifi, Mostafa A, Scherocman, James A, Mohammad, Louay N, Bae, Abraham, Patel, Nachiketa, Transportation Research Board. "4.7 Experimental VI: Effects of Texture and Permeability on Tack Coat Bond Strength." NCHRP Report 712: Optimization of Tack Coat for HMA Placement. Washington, DC: The National Academies Press, 2012.

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Page
70
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Page
70
Front Matter (R1-R11)
Summary (1-3)
1.3 Research Scope (4-4)
1.4 Research Approach (5-6)
2.1 Tack Coat Materials (7-7)
2.3 Tack Coat Breaking and Setting Time (8-8)
2.4.1 Equipment (9-9)
2.4.2 Proper Tack Coat Application (10-10)
2.5.1 Laboratory Characterization of Tack Coats (11-13)
2.6 Worldwide Survey (14-18)
3.2.1 HMA Pavement Surface Preparation (19-19)
3.2.3 Tack Coat Application (20-21)
3.2.4 Overlay Construction (22-23)
3.2.6 Specimen Coring and Conditioning (24-26)
3.3 Experiment Plan I: Development of a Test Device to Evaluate the Quality of the Bond Strength of Tack Coat Spray Application in the Field (27-27)
3.6 Experiment Plan IV: Effects of Test Temperature and Its Relationship with Tack Coat Rheology (28-29)
3.8 Experiment Plan VI: Effects of Surface Texture and Permeability on Interface Shear Strength (30-31)
3.9 Theoretical Investigation (32-34)
4.1.2 Types of Tack Coat Applied to Different Pavement Surfaces (35-36)
4.1.3 Findings Related to Tack Coat Application Methods (37-43)
4.1.4 Findings Related to Tack Coat Application (44-44)
4.2 Experiment I: Development of a Test Device to Evaluate the Quality of the Bond Strength of Tack Coat Spray Application in the Field (45-45)
4.2.2 Second Generation of LTCQT (46-47)
4.2.3 Development of Tack Coat Test Procedure Using LTCQT (48-48)
4.2.5 Effect of Tack Coat Temperature on the Ultimate Tensile Strength (49-50)
4.3 Experiment II: Rheological Properties of Tack Coat Materials and Its Relationship to Bond Strength (51-51)
4.3.2 Relationship Between LTCQT Test Results and Tack Coat Rheological Properties (52-52)
4.4 Experiment III: Development of a Laboratory Test Procedure to Measure the Interface Bond Strength (53-54)
4.4.1 Effects of Tack Coat Characteristics on Interface Shear Strength (55-57)
4.4.2 Effect of Confining Pressure (58-59)
4.4.3 Effect of Dusty Conditions of HMA Surface (60-60)
4.5.1 Interface Bond Strength at Various Temperatures (61-64)
4.5.3 Relationship Between Interface Shear Strength and Tack Coat Rheology (65-65)
4.6.1 Effects of Tack Coat Type and Residual Application Rate (66-67)
4.6.3 Effects of Surface Wetness (68-68)
4.7 Experimental VI: Effects of Texture and Permeability on Tack Coat Bond Strength (69-71)
4.8 Theoretical Investigation (72-79)
Section 5 - Conclusions (80-81)
References (82-83)
Appendix A - Worldwide Survey Questionnaire (84-88)
Appendix B - ATacker Displacement Rate Verification Experiment (89-89)
Appendix C - Standard Test Method for Assessing Tack Coat Installation Quality Using the LTCQT (90-96)
Appendix D - Comparison of the LISST Device and the Simple Shear Tester (97-97)
Appendix E - Standard Test Procedure for Measuring Interface Bond Strength in the Laboratory Using the LISST (98-105)
Appendix F - Tack Coat Training Manual (106-134)
Abbreviations used without definitions in TRB publications (135-135)