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Previous Year Exam Questions of Transportation Engineering 1 of bput - TE1 by Verified Writer

  • Transportation Engineering 1 - TE1
  • 2017
  • PYQ
  • Biju Patnaik University of Technology Rourkela Odisha - BPUT
  • Civil Engineering
  • B.Tech
  • 95 Offline Downloads
  • Uploaded 1 year ago
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Registration no: Total Number of Pages: 01 B.Tech. PCCI4302 5th Semester Back Examination 2017-18 Transportation Engineering - I BRANCH: CIVIL Time: 3 Hours Max Marks: 70 Q.CODE: B218 Answer Question No.1 which is compulsory and any five from the rest. The figures in the right hand margin indicate marks. Q1 g) h) i) j) Answer the following questions: What is grade compensation? What are the disadvantages of attainment of superelevation by elimination of crown of the camber section? What are the disadvantages which occur due to improper alignment of highways? What do you mean by traffic capacity? What is vehicle damage factor and lane distribution factor? As per the IRC, what are the values of ruling gradient on plain, rolling, mountainous and steep terrain? What is time mean speed and space mean speed? Differentiate between bitumen and tar. Define CBR. What is the minimum CBR value of subgrade as per IRC: 37-2012? State the various grades of bitumen? a) Briefly explain the engineering surveys required for locating a new highway. (5) b) Briefly explain the salient features of Nagpur Road Plan. (5) a) Design the length of transition curve for a two lane two-way NH having design speed 70 Kmph and radius of circular curve is 235m. Allowable rate of introduction of superelevation is 1in 150. Pavement is rotated about inner edge. What are the different factors which affect the highway capacity? (6) A valley curve is formed by a descending grade of 1 in 25 meeting an ascending grade of 1 in 35. Design the length of valley curve for a design speed of 65 kmph. The average height of the head light is 0.8m and beam angle is 2º. Briefly explain the floating car method for speed and delay study. (5) (5) b) Calculate the safe overtaking sight distance for a two-way two lane SH having design speed of 65 kmph, acceleration of overtaking vehicle is 0.99 m/sec². Assume any other sutable data . Briefly explain the impact test of aggregates used for roads. a) Explain how climatic variation affects pavement design and performance. (5) b) Explain the critical locations of loading as regards to wheel load stress in cement concrete pavement. (5) a) Explain the various types of failures in rigid pavement and their causes. (5) b) Explain how the problem of road construction in water logged area may be solved (5) a) b) c) d) Write short note on the following (any TWO): PCU Central road fund Pavement unevenness Water Bound Macadam a) b) c) d) e) f) Q2 Q3 b) Q4 a) b) Q5 Q6 Q7 a) Q8 (2 x 10) (4) (5) (5) (2x5)

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