CONTENTSList of tables IV List of figures IV List of maps V Acronyms VI Executive Summary 1 1 Introduction 6 1.1 Background 6 1.2 Research Problem 9 1.3 Main Objective 9 1.4 Sub-Objectives 10 1.5 Research Questions 10 1.6 Research Design 10 1.6.1 Understanding current situation of ground access to Delhi Airport 11 1.6.2 Distribution of trips 11 1.6.3 Formation of two Scenarios 11 1.6.4 Comparison of Scenarios 11 1.6.5 Quantification of Benefits 12 1.6.6 Recommendations and Conclusions 12 1.7 Outline of the Research 13 1.8 Problems and Limitations of this Research 13 1.9 Applicability of the Proposed Research 13 2 Literature Review 15 2.1 Ground Access 15 2.1.1 Changing trends in access to the Airport 15 2.1.2 Importance of providing good ground access 16 2.1.3 Distribution of airport access traffic 16 2.1.4 Requirements of a good access system 17 2.1.5 Access for whom 18 2.1.6 Solution to the problem 19 2.2 Accessibility 22 2.2.1 Defining Accessibility 22 2.2.2 Components of Accessibility 23 2.2.3 Accessibility measures 25 2.3 Measuring Airport Accessibility 26 2.4 Factors influencing access mode choice behavior 26 2.5 Summary 27 3 Delhi Airport 30 3.1 Location of Delhi Airport 30 3.2 Expansion Plan of the Airport 30 3.3 Growth in Aircraft Movements and Passenger Traffic 32 3.4 Traffic Composition at Delhi Airport 32 3.5 Transport Proposals 34 3.5.1 Airport Metro Express Link 34 3.5.2 High Quality Bus Service 36 3.6 Conclusion 38 4 Data Description and Handling 40 4.1 Data Requirement 40 4.2 Data Preparation for Analysis 40 4.2.1 Traffic Analysis Zones for Study Area 41 4.2.2 Road Network 42 4.2.3 Tessellations 44 4.2.4 Metro Network 44 4.3 Data Analysis 45 4.3.1 Distribution of trips 45 4.3.2 Base Scenario 46 4.3.3 Future Scenario 47 4.3.4 Comparison of scenarios 48 4.4 Conclusion 48 5 Scenario Analysis 50 5.1 Distribution of Trips 50 5.1.1 Number of trips for base scenario 50 5.1.2 Passenger O-D Survey 51 5.1.3 Number of trips for future scenario 55 5.2 Base Scenario Analysis 56 5.2.1 Distance Calculation for Base Scenario 56 5.3 Future Scenario 59 5.3.1 Distance Calculation for Future Scenario 59 5.4 Comparison of Scenarios 61 5.5 Quantification of Benefits 62 5.6 Change in travel behaviour of Delhi with the proposed metro link 64 5.7 Conclusion 64 6 Conclusions and Recommendations 66 6.1 Introduction 66 6.2 Main Findings 67 6.3 Recommendations 68 6.4 Scope for further research 71 BIBLIOGRAPHY 73 ANNEXURE 76 Annexure I: Linkage Points For High Quality Buses 76 Annexure II: Description Of Zones 76 Annexure III: Number Of Trips For Each Zone 78 Annexure IV: Assumptions For Quantification Of Benefits 84