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TPCB Professional Traffic Operations Engineer Practice Sample Questions:

1. Which of the following is an ethics violation specifically included in the NCEES sample code of ethics?

A) An engineering professor "moonlighting" as a private contractor
B) A civil engineer with little electrical experience signing the plans for an electric generator
C) An engineer investing money in the stock of the company for which he/she works
D) None of the above

2. If 600 vehicles are observed in a 15-minute interval, what is the equivalent hourly flow rate?

A) 2,400 vehicles per hour
B) 1,800 vehicles per hour
C) 1,200 vehicles per hour
D) 3,000 vehicles per hour

3. A traffic engineer is designing a signal timing plan for an arterial with a desired progression speed of 30 mph and intersections spaced 1,760 feet apart. What is the travel time between intersections?

A) 30 seconds
B) 40 seconds
C) 35 seconds
D) 45 seconds

4. According to the AASHTO Green Book, what is the minimum stopping sight distance for a road with a design speed of 70 mph, a downgrade of 3%, and a driver eye height of 3.5 feet?

A) 905 feet
B) 820 feet
C) 615 feet
D) 730 feet

5. An owner signed a cost-plus fee contract with a contractor's fee of 5% of the approved cost. The engineer approved $2,556,900 as the contractor's cost. The owner's obligation to pay is nearly:

A) $2,556,900
B) $2,685,000
C) $2,100,000
D) $2,000,000

Solutions: