Chapter ONE

1.1 Introduction
1.2 Background of Study
1.3 Problem Statement
1.4 Objective of Study
1.5 Limitation of Study
1.6 Scope of Study
1.7 Significance of Study
1.8 Structure of the Research
1.9 Definition of Terms

Chapter TWO

2.1 Overview of Soil Testing
2.2 Importance of Sub-grade Soil Material
2.3 Flexible Pavement Design Principles
2.4 Factors Affecting Sub-grade Soil
2.5 Previous Research on Soil Testing
2.6 Innovations in Soil Testing Technology
2.7 Case Studies on Flexible Pavement Design
2.8 Environmental Impact of Soil Testing
2.9 Economic Considerations in Pavement Design
2.10 Future Trends in Soil Testing and Pavement Design

Chapter THREE

3.1 Research Methodology Overview
3.2 Selection of Study Area
3.3 Data Collection Methods
3.4 Sampling Techniques
3.5 Laboratory Testing Procedures
3.6 Data Analysis Methods
3.7 Quality Control Measures
3.8 Ethical Considerations in Research

Chapter FOUR

4.1 Analysis of Soil Test Results
4.2 Comparison of Different Testing Methods
4.3 Evaluation of Sub-grade Soil Properties
4.4 Pavement Design Recommendations
4.5 Impact of Soil Characteristics on Design
4.6 Discussion on Test Accuracy and Reliability
4.7 Challenges Encountered During Testing
4.8 Recommendations for Future Research

Chapter FIVE

5.1 Summary of Findings
5.2 Conclusions Drawn from the Study
5.3 Implications of Research Results
5.4 Recommendations for Practice
5.5 Suggestions for Further Studies