a An approach at a pretimed signalized intersection has a constant saturation flow rate of 2100 veh/h and is allocated 1
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a An approach at a pretimed signalized intersection has a constant saturation flow rate of 2100 veh/h and is allocated 1
a An approach at a pretimed signalized intersection has a constant saturation flow rate of 2100 veh/h and is allocated 18 seconds of effective green time in an 70-second signal cycle. If the total approach flow rate is 450 veh/h and arrivals are uniform throughout the cycle, provide an analysis of the intersection assuming D/D/1 queuing. You are required to calculate: a) [5 Points] Arrival and departure rates v, s, r, and Time to queue clearance to b) [5 Points] Proportion of the cycle with a queue Pg and Proportion of the vehicles stopped Ps c) [10 Points] Maximum number of the vehicles in the queue Qmax and total vehicle delay per cycle d) [10 Points] Average delay per vehicle davr and Maximum delay of any vehicle dmax e) [20 Points] Draw the D/D/1 quening diagram with calculations, details and give an explanation of this graph. (Time for queue clearance after the start of the effective green time, Total vehicle delay per cycle, and Average delay per vehicle)
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