GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-V (OLD) EXAMINATION - WINTER 2018
--- Content provided by FirstRanker.com ---
Subject Code:150601 Date: 04/12/2018Subject Name: Highway Engineering
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
--- Content provided by FirstRanker.com ---
2. Make suitable assumptions wherever necessary.3. Figures to the right indicate full marks.
Q.1 (a) Explain with sketches the various factors controlling the alignment of roads. 07
(b) The speed of Overtaking and overtaken vehicles are 70 and 40 kmph respectively on a two way traffic road. If the acceleration of overtaking vehicle is 0.99 m/Sec?. Adopt t = 2.0 sec. Calculate safe overtaking sight distance, Mention the minimum length of overtaking zone and Draw a neat-sketch of the overtaking zone. 07
Q.2 (a) Explain the classification of roads based on location and function as Suggested in the Nagpur Road Plan. 07
--- Content provided by FirstRanker.com ---
(b) Calculate the extra width of a pavement required and super elevation on a horizontal curve of radius 300 m on a two lane highway for speed of 80 kmph. The design coefficient of lateral friction is 0.12 and wheel base is 6 m. 07OR
(b) A National highway Passing through rolling terrain in heavy rain fall area has a horizontal curve of radius 500m, design speed 80kmph, pavement width 7.0m, rate of superelevation 1 in 150 about the inner edges. Design the length of transition curve, Assuming suitable data. 07
Q.3 (a) Compare tar and bitumen. Explain softening point test on bitumen. 07
(b) Discuss about maintenance of highway along with failures of flexible and Rigid pavements. 07
--- Content provided by FirstRanker.com ---
OR
Q.3 (a) Draw the sketch of flexible pavement and rigid pavement with description of components. 07
(b) Explain CBR test. 07
Q.4 (a) Describe the step wise procedure of finding Specific Gravity of Aggregates. 07
(b) Explain various road signs with sketch. 07
--- Content provided by FirstRanker.com ---
OR
Q.4 (a) Explain the road user characteristics. 07
(b) Enlist Methods of O and D Survey and Explain any one. 07
Q.5 (a) What are the purposes of parking studies? Explain method of on street parking. 07
(b) What is arboriculture? Explain in detail. 07
--- Content provided by FirstRanker.com ---
OR
Q.5 (a) What are the methods of subsurface drainage? Explain subsurface drainage system with transverse drain with neat sketch. 07
(b) Write Short note on : (1) IRC, (i1) CRRI 07
--- Content provided by FirstRanker.com ---
This download link is referred from the post: GTU BE/B.Tech 2018 Winter Question Papers || Gujarat Technological University