TPCB PTOE Actual Free Exam Questions & Community Discussion
Which of the following is a requirement (Standard) of the U.S. Manual on Uniform Traffic Control Devices?
Correct Answer: A
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For a signalized intersection, the critical lane volume is 1,500 vehicles/hour, and the saturation flow rate is
1,800 vehicles/hour/lane. What is the minimum green time required for a 90-second cycle with 4 seconds of lost time per phase?
1,800 vehicles/hour/lane. What is the minimum green time required for a 90-second cycle with 4 seconds of lost time per phase?
Correct Answer: B
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An owner requested bids for an office building, and a contractor bid $1.1M. Two months later, the owner asked to reduce the price to $1M. Under contract law, which is the fairest option?
Correct Answer: B
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Yan, a consulting environmental engineer, discovers a garbage company employee dumping liquid into a stream, which is a violation of environmental regulation. After the yard manager dismisses her concerns, what is Yan's most appropriate next step?
Correct Answer: D
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The MUTCD specifies that a "KEEP RIGHT" sign should be used at a median with a width greater than:
Correct Answer: A
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If an incident blocks one of three freeway lanes, the likely capacity reduction due to the incident is:
Correct Answer: C
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A traffic engineer conducted a study on a basic freeway segment. The average space mean speed was 30 mi/h.
The flow rate was 1,800 veh/h. What was the density of flow?
The flow rate was 1,800 veh/h. What was the density of flow?
Correct Answer: A
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A signalized intersection has a cycle length of 90 seconds, with an effective green time of 30 seconds for the northbound approach. If the saturation flow rate is 1,800 vehicles per hour per lane and the approach has two lanes, what is the capacity of the northbound approach?
Correct Answer: B
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The MUTCD allows the use of fluorescent coral background for signs in what specific situation?
Correct Answer: A
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