Traffic Engineering(Departmental Elective - II) — Summer 2023

Define traffic engineering. Also write the scope of traffic engineering.

Enlist traffic surveys & give the purposes of traffic survey.

Define traffic volume. Discuss different methods of carrying out traffic volume study.

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Define: Luminous flux, Lumen, Luminous Intensity & Candela.

Write short note on travel time & delay study.

List out the different methods of Origin & Destination study & explain any one.

Define: Spot speed, Running speed & Journey speed.

What is PCU? Write the factors affecting PCU.

Explain various methods of on-street parking with figure.

Explain Time-mean speed & Space-mean speed with examples.

What is conflict points & show conflict points on one-way cross road with one way regulation movement?

Explain coordinated control of signal.

Explain various design factors for street lighting.

Explain various types of traffic signals with advantage & disadvantages.

Draw at least 5 signs of each: Regulatory sign, Warning sign & Informatory sign.

Explain various static vehicle characteristics considered in Traffic engineering.

Define: Cycle, cycle length, Interval & Lost time.

Enlist various methods of designing fixed time signal & explain Webster’s method.

Explain Enoscope method to measure the spot speed of vehicle.

Calculate time mean speed & space mean speed from the following spot speed observations: 63, 69, 40, 75, 72, 58, 65, 34, 38, 47, 50, 40, 60, 54, 45.

What are the causes of road accidents? Also explain collision & condition diagram.

Describe principles of Longitudinal pavement marking.

Explain the types of light sources.

Explain Rotary intersection with its advantages & disadvantages.