Contents
1. INTRODUCTION 1
1.1. Overview 1
1.2. Background 1
1.3. Need for the study 1
1.4. Objective of the study 1
1.5. Scope of Work 1
1.6. Research Methodology 2
1.6.1. Literature Study 2
1.6.2. Selection of Case studies 2
1.6.1. Case Studies selected and Criteria for Selection 2
1.6.2. Criteria for Selection of case study 2
1.6.3. Data Collection 3
1.6.4. Data Analysis 3
1.7. Timeline of study 3
2. LITERATURE REVIEW 4
2.1. Underground Metro Stations Construction Methodologies 4
2.2. Top-Down Method of Construction 4
2.2.1. procedure 4
2.2.2. advantages [3] 5
2.2.3. disadvantages [3] 5
2.3. Bottom-up Method of Construction 9
2.3.1. Advantages [5] 10
2.3.2. disadvantages [5] 10
3. DATA COLLECTION 13
3.1. METHODOLOGY OF DATA COLLECTION 13
3.2. Case Studies selected and Criteria for Selection 13
3.2.1. Criteria for Selection 13
4. CASE STUDY DETAILS OF UNDERGROUND METRO STATION BY TOP-DOWN METHOD 14
4.1. AHMEDABAD METRO EAST-WEST LINE 14
4.2. UG-1 Package CASE STUDY DETAILS 15
4.2.1. Project Alignment 15
4.2.2. Project Cost Breakdown 16
4.2.3. Kalupur Station Box Details 16
4.3. Factors responsible for selection of construction methodology 16
4.3.1. Soil Strata 19
4.3.2. Time and Cost of Construction 19
4.4. UG-2 Package CASE STUDY DETAILS 23
4.4.1. Project Alignment 23
4.4.2. Project Cost Breakdown 24
4.4.3. GHEEKANTA Station Box Details 24
4.5. Factors responsible for selection of construction methodology 24
4.5.1. Soil Strata 29
4.5.2. Time and Cost of Construction 29
4.5.3. Space Constraints 31
4.5.4. Conclusion of parameters 32
5. CASE STUDY DETAILS OF UNDERGROUND METRO STATION BY BOTTOM-UP METHOD 32
5.1. MUMBAI METRO LINE-3 32
5.2. UGC-04 Package CASE STUDY DETAILS 33
5.2.1. Dadar Station Box Details 33
5.2.2. Project Alignment 33
5.2.1. Project Cost Breakdown 34
5.3. Factors responsible for selection of construction methodology 34
5.3.1. Soil Strata 37
5.3.2. Time and Cost of Construction 37
5.3.3. Availability of Equipment 41
5.3.4. Conclusion of parameters 41
6. CONCLUSION 42