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NEW QUESTION # 93
What is the primary purpose of Traffic Operations?
- A. Planning and controlling vehicle movements for maximum efficiency and safety
- B. Designing new highways to increase capacity
- C. Reducing the number of vehicles on the road
- D. Implementing aesthetic improvements to roadways
Answer: A
NEW QUESTION # 94
Which of the following is a possible example of a "system interchange"?
- A. Cloverleaf
- B. Partial cloverleaf (parclo)
- C. Diamond
- D. Single point urban interchange (SPUI)
Answer: A
NEW QUESTION # 95
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. 40 seconds
- B. 34 seconds
- C. 38 seconds
- D. 36 seconds
Answer: D
NEW QUESTION # 96
Which of the following is NOT part of a motorist information system:
- A. Radio messages
- B. In-vehicle guidance
- C. Variable message signing
- D. Ramp metering
Answer: D
NEW QUESTION # 97
A "road safety audit" is:
- A. A check of compliance with design standards
- B. A structured process by a team of qualified professionals focused solely safety
- C. A network screening process based on crash records
- D. A method for redesigning major reconstruction project plans
Answer: B
NEW QUESTION # 98
According to the AASHTO Roadside Design Guide, design options for treating roadside obstacles, in order of preference, are:
- A. Remove, shield with longitudinal barrier, relocate, make breakaway
- B. Relocate, make breakaway, remove, shield with longitudinal barrier
- C. Remove, relocate, make breakaway, shield with longitudinal barrier
- D. Shield with longitudinal barrier, make breakaway, relocate, remove
Answer: C
NEW QUESTION # 99
The U.S. Manual on Uniform Traffic Control Devices specifies that the diamond symbol on signs is to be used exclusively for:
- A. High occupancy vehicle lanes
- B. Two way left turn lanes
- C. Electronic toll collection lanes
- D. Reversible lanes
Answer: A
NEW QUESTION # 100
When can an engineer associate in the business ventures with a firm that is engaging in dishonest business?
- A. Only if they are associating with them to expose the dishonest business
- B. Never
- C. Only if they are doing so to protect the safety of the public
- D. Whenever engineers are free to associate in whatever business ventures they choose
Answer: B
NEW QUESTION # 101
Which of the following be LEAST likely to serve as a traffic calming strategy?
- A. Parking prohibition
- B. Speed humps
- C. Diagonal diverter
- D. Cul-de-sac
Answer: A
NEW QUESTION # 102
A 16-hour traffic counts, usually 6 am-10 pm normally accounts for what percentage of daily traffic on a roadway?
- A. 60 to 75 %
- B. 50 to 60%
- C. 100%
- D. 90 to 95%
Answer: D
NEW QUESTION # 103
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?
- A. 1,800 vehicles/hour
- B. 600 vehicles/hour
- C. 2,400 vehicles/hour
- D. 1,200 vehicles/hour
Answer: D
NEW QUESTION # 104
A "short term stationary" temporary traffic control zone occupies a location for:
- A. Less than 1 hour
- B. More than 1 day and up to 3 days
- C. More than 1 hour within a single daylight period
- D. Less than 10 hours, day or night
Answer: C
NEW QUESTION # 105
When is it ethical to issue statements on technical issues inspired by interested parties?
- A. At no time
- B. If there is no personal interest in the issue
- C. If the interested parties and their interests are explicitly revealed
- D. If no compensation is received
Answer: C
NEW QUESTION # 106
Mark, a young engineer, sent a sealed bid request for a ten-inch pump to six firms, but only five submitted bids by the deadline. The sixth firm's estimator asks about the likelihood of winning. What is Mark's best course of action?
- A. Open the five bids and hint at the lowest bid amount
- B. Tell the sixth firm there is nothing he can do for them
- C. Open the five sealed bids and read them to the estimator
- D. Offer to let the last firm submit its quote a week late
Answer: B
NEW QUESTION # 107
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?
- A. 1000 feet
- B. 250 feet
- C. 1250 feet
- D. 750 feet
Answer: C
NEW QUESTION # 108
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