Q. If the amber time at a signal is 3 sec and the green signal time is 25 sec, find the red signal time?

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Q. Which of the traffic signal method is based on saturation flow?

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Q. On a 2 phase road, the saturation flow on road A is 1000 and normal flow is 250,whereas on road B the saturation flow is 1500 and normal flow is 500,the total red time is 10 sec, find optimum cycle length.

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Q. Which type of traffic island can be used for reduction of conflict point?

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Q. The indicators that may be marked for visible outline of the road is called __________

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Q. The guide posts are usually of height?

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Q. Which of the following is not an intersection at grade?

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Q. An intersection that is provided for different levels of road is called __________

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Q. If the velocity of a vehicle is 60 kmph and the other vehicle velocity is 20 kmph, then the relative velocity is?

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Q. If the angle of merging is low, then the relative speed will be __________

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Q. If an additional pavement is provided for lane change, then that intersection is called __________

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Q. Which of the following is not a requirement for the intersection at grade?

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Q. The most complex type of intersections for traffic operation is __________

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Q. The procedure of adopting medians and traffic island in an un-channelized intersection is called __________

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Q. In India the design velocity at rotary is considered as __________

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Q. If the coefficient of friction is 0.43, and the design velocity is 40 kmph then the radius of curve is?

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Q. The minimum radius for rotary recommended by IRC is?

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Q. If the average width of the entry section is 3 m and the exit is 6 m then the average width is?

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Q. The PCU value near rotary is highest for __________

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Q. In a traffic lane the traffic moving extreme left is 250 PCU and in extreme right it is 240 PCU, the sum of the weaving traffic crossing left and right is 500 PCU, find proportion of weaving traffic.

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