Draw neat cross section of road in embankment and show various components of it.
[3 marks]Which are the salient features of Bombay road development plan?
[4 marks]State the objects of widening pavement on horizontal curves? What are the factors on which the design of widening depends?
[7 marks]Explain the factors controlling highway alignment.
[3 marks]Explain softening point test for bitumen.
[4 marks]Enlist tests to be carried out on aggregate. Explain shape test on bitumen.
[7 marks]What is the importance of Road Transportation in development of a nation? Discuss about “Vision 2021” for road development in India.
[7 marks]Define : (i) Skid (ii) Slip
[3 marks]What is camber ? State recommended values of it as per IRC for different types of road surfaces.
[4 marks]The speeds of overtaking and overtaken vehicles on a highway are 85 kmph and 70 kmph respectively. Calculate OSD needed for two way traffic. Acceleration of the overtaking vehicle is 2.5 kmph/sec. Speed of the vehicle in the opposite direction as 85 kmph. PIEV time is 2.0 sec.
[7 marks]Explain overtaking sight distance. On which factors does it depend ?
[3 marks]Calculate extra widening required on curve for a pavement of width 7 m on horizontal curve of radius 300 m. The largest wheel base of vehicle expected on the road is 6.5m. Design speed id 80 kmph.
[4 marks]Avertical summit curve is formed at the intersection of two gradients +3.0 % and -5.0%. Design the length of summit curve to provide a stopping sight distance for a design speed of 80m kmph. Assume other data.
[7 marks]What are the objects of traffic volume studies?
[3 marks]Explain Road user characteristics.
[4 marks]Draw at least 5 signs of each (not to scale) Regulatory signs, Warning signs and Informatory signs.
[7 marks]What are the advantages and disadvantages of Rotary intersection?
[3 marks]Explain vehicular characteristics.
[4 marks]Explain the basic relationship between Speed, Volume and Density.
[7 marks]Explain in brief about bitumen cutback and emulsion.
[3 marks]Explain the types of joints provided in CC pavements with their functions.
[4 marks]Explain subsurface drainage system with transverse drain with neat sketch.1
[7 marks]State the procedure adopted for the construction of the Earthen road.
[3 marks]Draw a neat typical cross section of
[4 marks]Flexible pavement and (ii) Rigid pavement and show all components.
[ marks]Explain in detail the PPP model of highway financing in India.
[7 marks]