최신TPCB Professional Traffic Operations Engineer Practice - PTOE무료샘플문제
문제1
If a crest vertical curve has a K value of 250 and an algebraic difference in grades (A) of 5.0%, what is the length of the vertical curve?
If a crest vertical curve has a K value of 250 and an algebraic difference in grades (A) of 5.0%, what is the length of the vertical curve?
정답: B
문제2
Violations of the rules of professional conduct should be reported to:
Violations of the rules of professional conduct should be reported to:
정답: B
문제3
When calculating stopping sight distance, what does the AASHTO "Green Book" use as a deceleration rate?
When calculating stopping sight distance, what does the AASHTO "Green Book" use as a deceleration rate?
정답: D
문제4
A conflict of interest is best addressed by:
A conflict of interest is best addressed by:
정답: A
문제5
Although crash involvement rates (crashes per 100,000 population) are highest for the five- to fifteen-year-old pedestrians, pedestrian fatality rates are highest for what age group?
Although crash involvement rates (crashes per 100,000 population) are highest for the five- to fifteen-year-old pedestrians, pedestrian fatality rates are highest for what age group?
정답: B
문제6
On a freeway with a density of traffic flow of 60 vehicles per mile and a space mean speed of 40 mph, what is the average headway?
On a freeway with a density of traffic flow of 60 vehicles per mile and a space mean speed of 40 mph, what is the average headway?
정답: C
문제7
A signalized intersection has a lost time of 4 seconds per phase and 4 phases. If the desired volume-to- capacity ratio is 0.85, what is the minimum cycle length to handle a critical lane volume of 1,200 vehicles
/hour?
A signalized intersection has a lost time of 4 seconds per phase and 4 phases. If the desired volume-to- capacity ratio is 0.85, what is the minimum cycle length to handle a critical lane volume of 1,200 vehicles
/hour?
정답: D
문제8
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?
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?
정답: C
문제9
When timing pedestrian intervals for traffic control signals, what pedestrian walking speed should normally be used?
When timing pedestrian intervals for traffic control signals, what pedestrian walking speed should normally be used?
정답: C
문제10
What does the term "Level of Service" (LOS) describe in traffic engineering?
What does the term "Level of Service" (LOS) describe in traffic engineering?
정답: A