Question Paper: Highway Engineering : Question Paper May 2015 - Civil Engineering (Semester 5) | Gujarat Technological University (GTU)
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Highway Engineering - May 2015

Civil Engineering (Semester 5)

TOTAL MARKS:
TOTAL TIME: HOURS

1 (a) Discuss about various road authorities working in highway planning and development in India and principles of highway planning.(7 marks) 1 (b) What is the importance of highway drainage? Explain with sketches surface drainage systems for rural highways and urban roads.(7 marks) 2 (a) Explain the necessity of soil investigations and subsoil exploration.(7 marks) 2 (b) Explain PIEV theory. The speeds of overtaking and overtaken vehicles are 90 and 70 kmph respectively. If the acceleration of the overtaking vehicle is 2.5 kmph per second. Calculate the safe passing sight distance for i) One way traffic. ii) Two way traffic(7 marks) 2 (c) Find the SSD for a design speed of 80 kmph. Assume suitable data. What are SSD requirements at a gradient of 1 in 30 for the same design speed?(7 marks) 3 (a) Describe the procedure of flakiness index test and elongation index test.(7 marks) 3 (b) An ascending gradient 1 in 100 meets a descending gradient 1 in 120. A summit curve is to be designed for speed of 80 kmph. So as to have an overtaking sight distance of 450 m.(7 marks) 3 (c) Discuss the desirable properties of bitumen and Explain the penetration test.(7 marks) 3 (d) Enlist the component parts of road pavement with neat sketch. Explain each component of road pavement in detail.(7 marks) 4 (a) Discuss about advantages of bituminous roads and maintenance of bituminous Surfaces.(7 marks) 4 (b) Discuss about Built Operate Transfer (B.O.T)(7 marks) 4 (c) Enlist various components of highway. Sketch cross section of divided highway in urban area.(7 marks) 4 (d) Discuss the maintenance problems in Hill Roads.(7 marks) 5 (a) Discuss about Road arboriculture and Street lighting.(7 marks) 5 (b) Explain various methods of on street parking.(7 marks) 5 (c) What are the advantages and disadvantages of traffic signals? Briefly explain various types of traffic signals.(7 marks) 5 (d) Discuss about traffic islands and types of intersections.(7 marks)

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