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NEW QUESTION # 100
For a signalized intersection with a 100-second cycle length, what is the effective green time for an approach with a green time of 40 seconds and a lost time of 4 seconds?
- A. 38 seconds
- B. 40 seconds
- C. 36 seconds
- D. 34 seconds
Answer: C
NEW QUESTION # 101
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 are competent in the area of modern control systems
- B. Your professional engineering license has not lapsed
- C. Your original area of specialization was in transportation systems
- D. You have regularly attended meetings of a professional engineering society
Answer: A
NEW QUESTION # 102
What does Transportation Systems Management and Operations (TSMO) focus on?
- A. Increasing vehicle speeds on highways
- B. Operational improvements to maintain or restore system performance
- C. Limiting access to public transportation
- D. Building new transportation infrastructure
Answer: B
NEW QUESTION # 103
According to the Highway Capacity Manual (HCM), what is the ideal free-flow speed adjustment for a freeway with a lane width of 11 feet and a right-shoulder clearance of 2 feet?
- A. 3.8 mph reduction
- B. 2.5 mph reduction
- C. 5.2 mph reduction
- D. 6.7 mph reduction
Answer: C
NEW QUESTION # 104
Per the HCM, what is the level of service (LOS) for a signalized intersection with an average control delay of
45 seconds per vehicle?
- A. LOS D
- B. LOS E
- C. LOS F
- D. LOS C
Answer: A
NEW QUESTION # 105
Per the AASHTO Roadside Design Guide, a recoverable slope for a roadside is equal to or flatter than:
- A. 1V:4H
- B. 1V:6H
- C. 1V:5H
- D. 1V:3H
Answer: A
NEW QUESTION # 106
The most commonly used form of traffic calming is:
- A. Chicanes
- B. Speed humps
- C. Curb extensions
- D. Cul-de-sacs
Answer: B
NEW QUESTION # 107
What does density measure in traffic engineering?
- A. The number of vehicles passing a point per hour
- B. The time between successive vehicles passing a point
- C. The number of vehicles in a given length of roadway or lane
- D. The distance traveled per unit of time
Answer: C
NEW QUESTION # 108
A licensee receives gifts from suppliers and distributors. For which of the following gifts should he not inform his employer?
- A. A sit-down dinner without alcohol
- B. Raffle prize at a conference
- C. Cash rebates
- D. Tickets to sporting events where the supplier does not attend
Answer: B
NEW QUESTION # 109
What are the colors most commonly used for regulatory signs?
- A. Red, white, and green
- B. White, black, and yellow
- C. White, black, and red
- D. Black, yellow, and red
Answer: C
NEW QUESTION # 110
What is the primary purpose of Traffic Operations?
- A. Planning and controlling vehicle movements for maximum efficiency and safety
- B. Implementing aesthetic improvements to roadways
- C. Reducing the number of vehicles on the road
- D. Designing new highways to increase capacity
Answer: A
NEW QUESTION # 111
A traffic signal timing plan includes a leading pedestrian interval (LPI) of 3 seconds. What is the primary purpose of the LPI?
- A. To increase pedestrian visibility and safety
- B. To reduce vehicle delay
- C. To extend the green phase
- D. To synchronize adjacent signals
Answer: A
NEW QUESTION # 112
A traffic engineer calculates the present worth of a safety improvement costing $10,000 with annual benefits of $3,000 over 5 years at a 5% interest rate. What is the benefit-cost ratio?
- A. 1.56
- B. 1.41
- C. 1.15
- D. 1.28
Answer: B
NEW QUESTION # 113
Regarding the NCEES Model Code and the various state board codes of ethics:
- A. The NCEES code governs all engineers nationwide, while the state codes also govern engineers in the respective states
- B. The NCEES code governs all engineers unless there is a superseding state code in the state in question
- C. The NCEES code does not bind any engineers; licensed engineers are bound by the state board rules in the state(s) of the license(s)
- D. Each state board incorporates the NCEES Model Code along with other special rules
Answer: C
NEW QUESTION # 114
Criticism of another professional's work is:
- A. Ethical only if it directly relates to public safety and welfare
- B. None of the above
- C. Ethical if truthful
- D. Never ethical
Answer: A
NEW QUESTION # 115
Of all the physical characteristics of road users, which is the most important?
- A. Hearing
- B. Vision
- C. Agility
- D. Strength and coordination
Answer: B
NEW QUESTION # 116
A professional engineer is asked to sign plans for a traffic signal design they did not supervise. According to the NCEES Model Rules, this action is:
- A. Acceptable if the engineer reviews the plans
- B. An ethics violation
- C. Acceptable if the designer is a licensed engineer
- D. Acceptable with client approval
Answer: B
NEW QUESTION # 117
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