Which of the following is known as the time lost by traffic due to traffic friction and traffic control devices?
1.Setback time
2.Delay
3.Green time
4.Red time
Which of the following is the traffic that is prepared based on 365 days of the year?
1.Annual average daily traffic
2.Average daily traffic
3.Average yearly traffic
4.Yearly traffic
Capacity is a probabilistic measure.
1.True
2.False
Capacity is measured as a reasonably expected value and not the maximum flow rate observed in the facility. Why?
1.Because capacity at a given location varies from day to day
2.Because capacity at a given location doesn’t vary
3.Because capacity at a given location varies from year to year
4.Because capacity at a given location decreases simultaneously
Fixed delay does not depend on which of the following factor?
1.Traffic signals
2.Traffic volume
3.Markers
4.Level crossing
Highway capacity is independent of _____
1.demand
2.lane width
3.geometric design
4.traffic conditions
How many types of highway capacity was defined by Highway Capacity Manual (1950)?
1.2
2.5
3.3
4.4
If the space headway is 7m, then the jam density in vehicle/km is __________
1.142
2.144
3.145
4.146
In countries like USA and UAE, which of the regulation is followed?
1.Keep to left
2.Keep to right
3.Keep to middle
4.Follow intersection
In traffic engineering, the elements are classified into how many categories?
1.Four
2.Three
3.One
4.Two
The distance between the two consecutive vehicles is called __________
1.Space headway
2.Time headway
3.Jam density
4.Traffic flow
The maximum jam density occurs at __________
1.Zero speed
2.15th percentile speed
3.30th percentile speed
4.98th percentile speed
The minimum space headway increases with __________
1.Increase in length of vehicle
2.Increase in width of vehicle
3.Increase in weight of vehicle
4.Increase in width of pavement
The road traffic consists of how many types of traffic?
1.Vehicular and pedestrian traffic
2.No traffic
3.Pedestrian traffic
4.Vehicle traffic
The speed at which the value of time headway is lowest represents the __________
1.Optimum speed
2.Maximum speed
3.Maximum headway
4.Minimum headway
The study of traffic engineering is divided into how many major categories?
1.Eight
2.Five
3.Six
4.Seven
The vehicles per unit length at any instant of time is called as __________
1.Density
2.Jam density
3.Maximum density
4.Traffic flow
The weaving manoeuvres is a type of __________
1.Merging
2.Diverging
3.Intersection
4.Crossing
What does “3-Es†of traffic engineering stand for?
1.Engineering, education and enthusiasm
2.Engineering, education and enforcement
3.Engineering, education and expulsion
4.Enforcement, empowerment and eradication
What is maximum flow rate?
1.Worst 15 minutes of the peak hours
2.Worst 10 minutes of peak hours
3.Worst 30 minutes of the peak hours
4.Worst 5 minutes of the peak hours
What is the capacity value for urban roads as per IRC for one-way traffic flow with two lanes?
1.1500 PCU/hr
2.2400 PCU/hr
3.3600 PCU/hr
4.4000 PCU/hr
What is the definition of Highway Capacity?
1.The minimum traffic flow that can be accommodated in a highway facility in a given time period under existing roadway and control conditions
2.The maximum traffic flow that can be accommodated in a highway facility in the future
3.The minimum traffic flow that can be accommodated in a highway facility ading to data fromccor the previous year
4.The maximum traffic flow that can be accommodated in a highway facility in a given time period under existing roadway and control conditions
What is the purpose of a Travel Time and Delay Study?
1.To evaluate the traffic stream
2.For survey data
3.To assess the quality of traffic movement
4.To assess the time taken to travel by various vehicles
What is traffic engineering?
1.Traffic engineering optimizes the performance and efficiency of the movement of people, goods, and transportation
2.Traffic engineering mainly deals with improving traffic performance, traffic studies, and traffic networks
3.The main goal of traffic engineering is to reduce high-speed collisions
4.All of the mentioned
When are mail-back postcard surveys usually used?
1.When traffic volume is low
2.When traffic is homogeneous
3.When traffic is heterogeneous
4.When traffic volume is high
When the gap of the vehicle changes to a smaller lane then it is called __________
1.Lane change
2.Forced lane change
3.Simultaneous lane change
4.Voluntary lane change
Which branch of engineering deals with the improvement of traffic studies and traffic networks?
1.Traffic engineering
2.Traffic management
3.Railway engineering
4.Highway engineering
Which is the first stage in traffic engineering studies?
1.Spot speed studies
2.Traffic volume studies
3.Origin and destination studies
4.Speed and delay studies
Which is the most important objective of traffic engineering?
1.To provide a high speed road without any other priority
2.To increase the traffic
3.To reduce the accidents
4.To consider pedestrians as obstruction
Which of the following are the disadvantages of traffic signals?
1.The quality of the traffic flow improves
2.Traffic handling capacity increases
3.The rear end collision increases
4.Provide orderly moment at intersection
Which of the following capacity is considered as design capacity?
1.Basic capacity
2.Possible capacity
3.Practical capacity
4.Traffic capacity
Which of the following does not affect traffic flow?
1.Vehicles travelling at speed
2.Length of the vehicle
3.Weather conditions
4.Geometric design
Which of the following does the thickness of lines represents in Traffic flow maps?
1.Volume change
2.Boundary for expansion
3.Direction of flow
4.Traffic volume
Which of the following is not a category of Traffic Studies?
1.Dynamic studies
2.Inventories
3.Economic studies
4.Administrative studies
Which of the following is not a factor affecting traffic capacity?
1.Traffic control devices
2.Gradient
3.Lane width
4.Lateral clearance
Which of the following is not a parameter of traffic stream?
1.Speed
2.PCU
3.Density of traffic
4.Flow of traffic
Which of the following is not a way by which traffic volume data is presented?
1.Modal average
2.Traffic composition
3.Variation charts
4.AADT
Which of the following is not determined by traffic volume studies?
1.Number of vehicles
2. Movement of vehicles
3.Design criteria
4.Vehicle classification
Which of the following is one of the uses of a collision diagram?
1.Demarcating area for parking
2.Record of accident occurrence
3.Interpreting traffic data
4.Redesign of traffic lights
Which of the following is the first phase of traffic regulation?
1.Traffic flow regulations
2.General controls
3.Vehicle controls
4.Driver controls
Which of the following is the first stage in the function of the traffic engineering department?
1.Collection of data
2.Planning and design
3.Finance
4.Investigations
Which of the following is the most vulnerable part of the traffic?
1.Cattle
2.Pedestrians
3.Vehicles
4.Traffic jam
Which of the following is the number of vehicles crossing a section of road in a unit time at any selected period?
1.Traffic density study
2.Traffic characteristic study
3.Traffic volume study
4.Traffic mass study
Which of the following is the primary disadvantage of Roadside interview method?
1.Requires more manpower
2. Traffic disruption
3.Huge set of data
4.Skilled surveyors
Which of the following parameter is not dependent on highway capacity?
1.Class of highway
2.Lane width
3.Number of lanes
4.Gauge width
Which of the following represents traffic volume from one key area to another in a desire line map?
1.Dark line
2.Circles
3.Triangles
4.Dots
Which of the following traffic study determines total parking demand?
1.Parking studies
2.Travel time studies
3.Accident studies
4.Traffic volume study
Which of the following traffic study uses traffic models to analyze traffic?
1.Accident studies
2.Traffic volume studies
3. Calibration studies
4.Parking studies
Which of the following type of parking has areas exclusively allotted for parking at some distance away from the mainstream of traffic?
1.30 degrees parking
2.Right-angle parking
3.Off-street parking
4.Parallel parking
Which one of the following is not a common application OD survey?
1.Traffic volume studies
2.Major activity centre studies
3.Weaving-area studies
4.Freeway studies