PTOE Dumps for Pass Guaranteed – Pass PTOE Exam 2026 [Q79-Q94]

Q79. 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?

Q80. Which statement is true for acceptable ethical behavior?

Q81. For a spot speed study, a sample size of how many vehicles is generally considered reliable under most circumstances?

Q82. 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?

Q83. What does the term “Level of Service” (LOS) describe in traffic engineering?

Q84. If 600 vehicles are observed in a 15-minute interval, what is the equivalent hourly flow rate?

Q85. An intersection is STOP-controlled on the minor approach. The design speed of the major road is 50 mph.
The major road is 1 lane in each direction, terrain is level. What is the required intersection sight distance for a single-unit truck wishing to make a left turn onto the major road?

Q86. Which of the following is a possible example of a “system interchange”?

Q87. 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?

Q88. When is the receipt of compensation from more than one party for the same project ethical?

Q89. A two-lane rural road with an AADT of 8,000 vehicles per day experiences 12 crashes over 2 years on a 4- mile segment. What is the crash rate per 100 million vehicle miles?

Q90. A freeway with three lanes per direction experiences an incident blocking two lanes. According to typical capacity reduction factors, what is the percent capacity reduction?

Q91. The MUTCD requires that a “STOP HERE ON RED” sign be used when the stop line is offset from the intersection by more than:

Q92. A freeway segment with a flow rate of 2,500 vehicles per hour and a space mean speed of 55 mph has what traffic density?

Q93. What is speed defined as in traffic engineering?

Q94. Per the HCM, what is the level of service (LOS) for a signalized intersection with an average control delay of
45 seconds per vehicle?