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TPCB Professional Traffic Operations Engineer Practice Sample Questions:
1. A roadside slope is considered "recoverable" if it is equal to or flatter than:
A) 1V:4H
B) 1V:3H
C) 1V:10H
D) 1V:8H
2. A roadway that is intended to provide a high level of mobility and limited access is:
A) Arterial
B) Local
C) Low-volume road
D) Collector
3. A traffic signal timing plan includes a leading pedestrian interval (LPI) of 3 seconds. What is the primary purpose of the LPI?
A) To synchronize adjacent signals
B) To extend the green phase
C) To increase pedestrian visibility and safety
D) To reduce vehicle delay
4. Under base conditions what is generally considered to be freeway capacity?
A) 1,500 to 1,850 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) 1,900 to 2,000 passenger cars per hour per lane
5. A traffic engineer is evaluating a freeway segment with a time mean speed of 60 mph and a variance of 25 mph². What is the space mean speed?
A) 59.0 mph
B) 60.0 mph
C) 58.2 mph
D) 57.5 mph
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: C | Question # 4 Answer: B | Question # 5 Answer: C |
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