• Front Matter R1-R10

• Summary 1-1

• 1.2 Scope 2-2

• 1.3.1 Background 3-3

• 1.3.2 Ruggedness Testing Plan for Dynamic Modulus 4-6

• 1.3.3 Ruggedness Testing Plan for the Flow Number Tests 7-9

• 1.4 Equipment Effects Experiment 10-11

• 2.2 Dynamic Modulus Test 12-12

• 2.2.1 Factors Affecting Dynamic Modulus and Phase Angle 13-14

• 2.2.2 Factors Affecting Data Quality Indicators 15-18

• 2.2.3 Summary 19-19

• 2.3.1 Factors Affecting Flow Number 20-21

• 2.3.2 Factors Affecting Permanent Strain 22-23

• 2.3.3 Summary 24-26

• 3.2.1 Equipment Modifications 27-27

• 3.2.2 Statistical Analysis 28-31

• 3.3 Flow Number 32-32

• 3.3.1 Statistical Analysis 33-34

• 3.4 Repeatability 35-35

• 3.5 Summary 36-36

• 4.2 SPT Test Methods Modifications 37-37

• 4.3 Manufacturer Modifications 38-38

• References 39-39

• Appendix A - Dynamic Modulus Ruggedness Data 40-48

• Appendix B - Flow Number Ruggedness Data 49-53

• Appendix C - Dynamic Modulus Equipment Effects Data 54-60

• Appendix D - Flow Number Equipment Effects Data 61-66

• Appendix E - Final Version of the SPT Equipment Specifications 67-111

• Appendix F - SPT Test Methods 112-126

• Abbreviations used without definitions in TRB publications 127-127

Bonaquist, Ramon F, Transportation Research Board " 1.3.3 Ruggedness Testing Plan for the Flow Number Tests ." NCHRP Report 629: Ruggedness Testing of the Dynamic Modulus and Flow Number Tests with the Simple Performance Tester . Washington, DC: The National Academies Press, 2008 .

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