Unravelling the Drivers for Cost overruns in Tanzania’s Railway Infrastructure Projects

다국어 초록 (Multilingual Abstract)

This study investigates the key factors contributing to cost overruns in railway projects in Tanzania, a country undergoing rapid infrastructure development with substantial investment in the railway sector.

목차 (Table of Contents)

• TABLE OF CONTENTS
• CHAPTER 1 1
• 1.1 Background 1
• 1.2 Common Causes of Cost Overruns in Railway Construction Projects 2
• 1.3 Problem Statement 4
• 1.4 Research Objectives 5
• 1.5 Scope of the study 7
• 1.6 Significance of the Research 7
• 1.7 Organization of the Thesis 8
• CHAPTER 2 10
• 2.1 Introduction 10
• 2.2 Current State of Railway Development in Tanzania. 11
• 2.3 Cost Overrun 12
• 2.3.1 Definition of Cost Overrun 12
• 2.3.2 Extent of Cost Overruns in Infrastructure Projects 13
• 2.3.3 Causes of Cost Overrun 14
• 2.3.4 Factors Selection 21
• 2.4 Summary of Literature Review 25
• 2.5 Research gap 26
• CHAPTER 3 27
• 3.1 Research design 28
• 3.2 Research Approach 28
• 3.3 The study area 28
• 3.4 Target Population 28
• 3.5 Sampling Techniques and Sample Size 29
• 3.6 Data Collection Methods 29
• 3.6.1 A desk study: 29
• 3.6.2 Questionnaire 30
• 3.7 Justification of Methodology 34
• 3.8 Data Analysis. 35
• 3.9 Ethical Considerations. 35
• 3.10 Reliability and Validity. 36
• CHAPTER 4 37
• 4.1 Analysis of selected projects 37
• 4.2 Analysis of questionnaire Survey data 38
• 4.2.1 Data Preparation 38
• 4.2.2 Level of Measurement 38
• 4.2.3 Descriptive Analysis 39
• 4.2.4 Internal Consistency Test 39
• 4.2.5 Testing hypotheses 40
• 4.2.6 Ranking of Cost Overrun Causes 41
• CHATER 5 43
• 5.1 Introduction 43
• 5.2 Desk study of selected projects and Policies 44
• 5.2.1 Desk study of Policies. 44
• 5.2.2 Desk study of selected projects 45
• 5.3 Questionnaire survey 47
• 5.3.1 Respondents’ demographic information 47
• 5.3.2 Internal consistency test 52
• 5.3.3 Factors ranking 52
• 5.3.4 Hypotheses Testing 61
• 5.4 Comparative Analysis with Results of Other Studies 73
• 5.4.1 Comparison with Other Sectors in Tanzania 74
• 5.4.2 Comparison with Other Countries 74
• CHAPTER 6 78
• 6.1 CONCLUSION 78
• 6.2 Recommendations 80
• 6.3 Limitations of the Study 82
• 6.4 Recommendations for Future Research 83