TPCB Professional Traffic Operations Engineer Practice 認定 PTOE 試験問題:

1. A traffic study records 15-minute counts of 500, 450, 400, and 350 vehicles. What is the peak hour factor (PHF)?

A) 0.83
B) 0.78
C) 0.93
D) 0.88

2. As a professional engineer originally licensed 30 years ago, you are asked to evaluate a newly developed computer control system for a public transportation system. You may accept if:

A) Your original area of specialization was in transportation systems
B) You are competent in the area of modern control systems
C) You have regularly attended meetings of a professional engineering society
D) Your professional engineering license has not lapsed

3. When designing a curve on a road with a design speed of 70 mph, a maximum superelevation rate of 6%, and a side friction factor of 0.10, what is the minimum radius that can be used for this design speed?

A) 1570 feet
B) 2040 feet
C) 1810 feet
D) 1330 feet

4. A traffic signal timing plan includes a leading pedestrian interval (LPI) of 3 seconds. What is the primary purpose of the LPI?

A) To increase pedestrian visibility and safety
B) To reduce vehicle delay
C) To synchronize adjacent signals
D) To extend the green phase

5. Under base conditions what is generally considered to be freeway capacity?

A) 1,900 to 2,000 passenger cars per hour per lane
B) 2,250 to 2,400 passenger cars per hour per lane
C) 1,250 to 1,500 passenger cars per hour per lane
D) 1,500 to 1,850 passenger cars per hour per lane

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