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Evaluation of Planning Options to Alleviate Traffic Congestion and ...

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12<br />

LIST OF FIGURES<br />

Figure 1. 1: Flow Chart Showing the Outline <strong>of</strong> the Thesis. 7<br />

Figure 2. 1: Estimated Modal Share <strong>of</strong> Urban Area <strong>of</strong> Dhaka in Person-Trips. 26<br />

Figure 2. 2: Relative Pollution by Different Mo<strong>to</strong>rized Modes <strong>of</strong> Travel. 30<br />

Figure 3. 1: The <strong>Evaluation</strong> Process. 33<br />

Figure 3. 2: Overall Structure <strong>of</strong> Strategic Model. 35<br />

Figure 3. 3: Map <strong>of</strong> Study Area. 45<br />

Figure 4. 1: The Urban Transportation Modeling System for Dhaka City. 57<br />

Figure 4. 2: The Estimated Modal Share <strong>of</strong> Metro Dhaka for Base Year 2001. 62<br />

Figure 4. 3: Plot <strong>of</strong> MAD Ratio versus Trip Generation Fac<strong>to</strong>r. 65<br />

Figure 5. 1: Changes in Peak Period Travel Dem<strong>and</strong> <strong>and</strong> Population with Time. 70<br />

Figure 5. 2: Changes in Peak Period Travel Dem<strong>and</strong> with Population Change. 70<br />

Figure 5. 3: Increase in Volume-Capacity ratios <strong>of</strong> Links with Increasing<br />

Dem<strong>and</strong>.<br />

71<br />

Figure 5. 4:<br />

Decrease in Peak Period Average Speeds <strong>of</strong> Links with Increasing<br />

Dem<strong>and</strong>.<br />

71<br />

Figure 5. 5: Change <strong>of</strong> Peak Period RCI Value with Time. 74<br />

Figure 5. 6: Change <strong>of</strong> Peak Period TRI Value with Time. 74<br />

Figure 5. 7: Change <strong>of</strong> Peak Period VCI Value with Time. 75<br />

Figure 5. 8: Change <strong>of</strong> Peak Period CSI Value with Time. 75<br />

Figure 5. 9: Changes in Peak Period SO 2 Emission Rate with increasing<br />

population.<br />

77<br />

Figure 5. 10:<br />

Changes in Peak Period NO 2 Emission Rate with increasing<br />

population.<br />

78<br />

Figure 5. 11: Changes in CO Emission Rate with Time. 78<br />

Figure 5. 12: Relationship between Peak Period SO 2 Emission Rate <strong>and</strong> Peak 79<br />

Period Total Travel Dem<strong>and</strong> in Vehicle-hours.<br />

Figure 5. 13:<br />

Relationship between Peak Period NO 2 Emission Rate <strong>and</strong> Peak<br />

Period Total Travel Dem<strong>and</strong> in Vehicle-hours.<br />

79

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