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TPCB Professional Traffic Operations Engineer Practice Sample Questions:

1. A freeway ramp meter operates at a rate of 4 seconds per vehicle during peak hours. What is the maximum hourly flow rate for a single-lane ramp?

A) 900 vehicles/hour
B) 600 vehicles/hour
C) 1,200 vehicles/hour
D) 1,500 vehicles/hour

2. What is the primary function of a traffic signal?

A) To minimize delay and travel time to all users
B) To maximize the capacity of an intersection
C) To provide protection for pedestrians and other non-motorized users
D) To alternately assign the right-of-way to various traffic movements at an intersection

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

4. A signal coordination plan for five intersections spaced 1,320 feet apart aims for a progression speed of 40 mph. What is the optimal cycle length to achieve two-way progression?

A) 90 seconds
B) 108 seconds
C) 72 seconds
D) 60 seconds

5. An engineer testifying as an expert witness in a product liability case should:

A) Provide a complete and objective analysis within his or her area of competence
B) Provide information on the professional background of the defendant
C) Answer as briefly as possible only those questions posed by the attorneys
D) Provide an evaluation of the character of the defendant

Solutions: