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Unformatted text preview: CEE 3604: Introduction to Transportation Engineering Fall 2011 Assignment 9: Transportation Planning Date Due: December 7, 2011 Instructor: Trani Problem 1 Two nearby cities are connected by two bridges as shown in Figure 1. The distances between Twin City and Star City are shown in the figure. Memorial bridge has the Old Road plus two lanes of guideway for a Light Rail System (LRT). The characteristics of the highway system are shown below. free flow speed of freeway = 65 mph jam density of freeway = 80 veh. per lane-mile total number of freeway lanes = 6 (3 per direction) free flow speed of Old Road = 50 mph jam density of Old Road = 87 veh. per lane-mile total number of lanes in Old Road = 4 (2 per direction) a) Find the mode split for 9,800 daily commuter travelers per hour that make the journey between Twin City and Star City in the morning peak hour. Assume that a calibrated utility function as shown below applies to all travelers making a choice between LRT and automobile....
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This note was uploaded on 12/31/2011 for the course CEE 3604 taught by Professor Katz during the Fall '08 term at Virginia Tech.
- Fall '08