Time Interval Volume (vehicles) 900 5:00-5:15 p.m. 5:15-5:30 p.m. 5:30-5:45 p.m. 5:45-6:00 p.m. 5:00-6:00 p.m. 1000 1200 850 3950 total vehicles
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- 7. The following table shows traffic flow data collected at the main road in an urban area, in two successive days during the peak period Day one Flow (veh) Day two Time Flow (veh) 7:30 – 7:45 7:45 – 8:00 900 950 960 8:00 – 8:15 1010 1015 8:15 – 8:30 990 980 (a) Determine the peak hour factor (PHF) (b) Estimate the missing traffic flow count (x) on day two.Choose the right answer traffic volume data has been collected for 15 min time intervals as shownbelow. Find the total hourly volume, flow rate and peak hour factor (PHF). Time:7:30 - 7:45 7:45 - 8:00 8:00 - 8:15 8:15 - 8:30 Volume 200 300 350 250 * a-0.876 b-0.877 c-0.878Traffic volume data has been collected for 10 min time intervals as shown below, Find the total hourly volume, flow rate and PHF. Time 7:30-7:40 7:40-7:50 7:50-8:00 8:00-8:10 8:10-8:20 8:20-8:30 Volume 250 280 300 200 150 130
- 1. Estimate the queue dissipation time, maximum queue length, and total delay, given: Time Arrival Rate (veh/hour/lane) Departure Rate (veh/hour/lane) 3:30 4:00 PM 4:00 8:00 PM 3:00 - 3:30 PM 1200 1800 1200 1200 900 1800The spot speed data on the corridor was collected as shown in the Table below. Vehicle # Spot speed (mph) 1 2 3 4 45 45 45 40 If X is the value of time-mean speed, and Y is the value of space-mean speed. Then, report the value of X minus Y, correct to 1 digit after the decimal.5. The metering scheme of a ramp meter installed along the Pampanga Subic Expressway allows one vehicle to pass the signal. The cumulative demand for the ramp for the morning peak and ramp meter cycle for each interval are shown in the table. Determine the following: Time Period ib min Cumulative Meter Cycle volume Volume 6:30 - 6:45 75 75 6 6:45 - 7:00 100 175 10 7:00 - 7:15 125 300 12 7:15-7:30 110 410 12 7:30 - 7:45 80 490 10 7:45 - 8:00 65 555
- Answer questions 13, 14, 15 and 16 using the following paragraph: Vehicles arrive at the carpark of an airport. Vehicles have to queue at the single entrance gate of the carpark at 9:00 AM. The arrival rate is constant at 240 veh/hr. However, between 9:00 and 9:40 AM, the parking ticket machine at the entrance works slowly due to a malfunction, and consequently, each vehicle spends 30 seconds to take the parking ticket. After 9:40 AM, the problem is solved and vehicles spend only 10 seconds at the gate to take the ticket. What is the longest vehicle queue? Select one: a.70 b.64 c.80 d.20 OOLet us suppose a 15-minute count of vehicles bound for Quezon City was conducted at a particular location on España Avenue during afternoon peak period. A summary is shown in the table below: Type Passenger Car Unit (PCU) Equivalence 15-Minute Count Car/Van Jeepney Bus Truck 1.0 1.4 2.5 3.0 476 350 20 32 Estimate the flow rate in pcu per hour. (Note: PCU is simply the number of vehicles multiplied by the PCU Equivalence.Q2/ The table below shows (15 min.) volume of vehicles passing a section count for roads A and B Find the peak hour Factor for each road and discussion your answer with the upper and lower limit. Time Period 11:00 - 11:15 11:15-11:30 11:30 - 11:45 11:45 - 12:00 Road A volume (vehicle) 800 1200 900 500 Road B volume (vehicle) 1400 1300 1700 2000
- 6. (a) Define the peak hour factor (PHF) (b) Explain the traffic condition when PHF=1. 7. The following table shows traffic flow data collected at the main road in an urban area, in two successive days during the peak period Day one Day two Time Flow (veh) Flow (veh) 7:30 – 7:45 900 7:45 – 8:00 950 960 8:00 – 8:15 1010 1015 8:15 – 8:30 990 980 (a) Determine the peak hour factor (PHF) (b) Estimate the missing traffic flow count (x) on day two.Task 1: Question 2 The parking survey data collected from a parking lot by license plate method is as shown in the table below. Find the average occupancy, average turn over, parking load, parking capacity and efficiency of the parking lot. BAY P1 P2 P3 P4 Time 50-60 00-10 10-20 20-30 30-40 40-50 A1212 Y1212 B1212 C1212 D1212 E1212 H7896 H7698 K7878 GO012 P1010 B1012 C1210 E1021 M7878 K1612 K7887 K7878 F6666 F6666 F6666 F6666 Q1 L3232 L3232 L3232 L3232 L3232 L3232 Q2 A1919 A1919 B1645 P7814 Q3636 V0001 Q3 M2756 M2756 M2756 M2756 Q4 R6015 P6015 B6015 E6015 F6015 E6015 Q5 Q6 Q6666 B1212 Q6666 B1212 Q6666 B1212 T1010Through the Walla Walla Road to the entrance of the E-1 parking lot at the University of Washington, vehicles begin to arrive from 7:40 A.M. at a uniform deterministic rate of 480 vph until 8:20 A.M. and from then on at 120 vph. It takes 10 seconds for a vehicle to go through the paying process at the gate. If the parking lot is open at 8:00 A.M., determine (a) when the queue will dissipate, (b) the total delay, (c) the average delay, (d) the maximum queue length (in vehicles), and (e) the longest vehicle delay under FIFO. Show your results graphically. [Hint: D/D/1 analysis]