STUPIDSID
Answer any one question from Q.1 and Q.2
1(a)
Explain how master plan is prepared and the road development plan is phased.
5 M
Answer any one question from Q.1 and Q.2
1(a)
Explain briefly the modified classification of road system in India as per Third Twenty Year Road Development Plan 1981 - 2001.
5 M
1(b)
What are the various objectives of preliminary survey for highway alignment? State only the various steps in the conventional method.
5 M
1(b)
What are the objectives of carrying out traffic volume studies?
5 M
2(a)
Explain in brief the salient features of Third twenty year road development plan 1981-2001.
5 M
2(a)
Four new road links A, B, C and D are to be constructed during a five year plan period. Suggest the order of priority for phasing the road construction programme based on maximum utility approach. Assume utility units of 0.5, 1.0, 2 and 4 for the four population ranges and 2, 2 and 5 units per 1000 tones of agricultural, raw material and industrial products from the following data:
| Road Link | Length Km | No.of villages served with Population range | Productivity Served | |||||
| <500 | 501 To 1000 | 1001 To 2000 | >2000 | Agricultural | Raw Material | Industrial Prod | ||
| A | 75 | 30 | 15 | 10 | 3 | 8000 | 3000 | 1000 |
| B | 35 | 20 | 8 | 6 | 3 | 5000 | 1000 | 1600 |
| C | 40 | 15 | 6 | 5 | 5 | 6000 | 2000 | 3200 |
| D | 50 | 40 | 4 | 3 | 2 | 3000 | 7000 | 500 |
5 M
2(b)
Calculate the absolute minimum and ruling minimum radius horizontal curve for a design speed of 80 Kmph.
5 M
2(b)
What are the different vehicular characteristics which affect the road design? Briefly explain.
5 M
Answer any one question from Q.3 and Q.4
3(a)
Write a short note on condition and collision diagram.
5 M
Answer any one question from Q.3 and Q.4
3(a)
A circular curve has a radius of 120 m. The design speed is 60 Kmph and design coefficient of lateral friction is 0.15. Determine the amount of super elevation if full lateral friction is assumed to develop. Also calculate the equilibrium superelevation if the pressure on inner and outer wheels should be equal.
5 M
3(b)
Calculate the spacing of expansion joint from the following data:
Maximum joint width = 2cm
Temperature of laying concrete = 20°C
Maximum Slab Temperature expected = 55°C
Coefficient of thermal expansion of Concrete = 10 × 10-6 per °C
Maximum joint width = 2cm
Temperature of laying concrete = 20°C
Maximum Slab Temperature expected = 55°C
Coefficient of thermal expansion of Concrete = 10 × 10-6 per °C
5 M
3(b)
Explain with an exmaple the PIEV theory.
5 M
4(a)
The radius of a horizontal curve is 400 m, the total pavement Width at curve is 7.6m and the super elevation is 0.07. Design the Transition curve length for a speed of 100 kmph. Assume Pavement to be rotated about inner edge.
5 M
4(a)
A vertical summit curve is formed at the intersection of two gradients, +3.0 and -5.0 percent. Design the length of summit curve to provide a stopping sight distance for a design speed of 80 Kmph. Assume other data.
5 M
4(b)
Explain the CBR method of pavement design.
5 M
4(b)
Define Alignment. Explain in brief the requirements of an ideal alignement.
5 M
Answer any one question from Q.5 and Q.6
5(a)
Explain in the brief the following:
1) AileronI
2) Rudder
3) Elevator
1) AileronI
2) Rudder
3) Elevator
6 M
Answer any one question from Q.5 and Q.6
5(a)
State the various desirable properties of aggregates used in road construction. Explain in brief the procedure of determining the Flakiness Index of aggregate.
5 M
5(b)
Explain the various surveys and data to be collected for airport site selection.
6 M
5(b)
Explain in brief radius of resisting section. Compute the equivalent radius of resisting section of 20 cm slab, given that the radius of contact area of wheel load is 15 cm.
5 M
5(c)
Give different systems of classification of airport.
4 M
6(a)
What do you understand by the term sirport capacity? What the factors ehich affect the airport capacity?
6 M
6(a)
Draw aneat labeled sketch of flexible pavement cross section. Also state the functions and importance of each component of the pavement.
5 M
6(b)
Explain the following terms:
1) Apron.
2) Air Speed
3) Runway.
1) Apron.
2) Air Speed
3) Runway.
6 M
6(b)
What are the different types of bituminous materials used in road construction? Discuss the penetration test on Bitumen.
5 M
6(c)
Write a short note on basic runway length.
4 M
Answer any one question from Q.7 and Q.8
7(a)
What is the importance of hydraulic data in bridge design.
4 M
7(b)
Describe the methodology involved in the use of rational method for computation of maximum flood discharge from small catchments.
6 M
7(c)
Explain afflux. List and explain the different formulae used for estimation of afflux.
6 M
8(a)
Distinguish between alluvial and quasi-alluvial streams.
4 M
8(b)
A bridge need to be constructed across an alluvial having a discharge of 500 cumes. Calculate the depth of maximum scour when the bridge consists of:
1) Three spans of 15 m each.
2) Four spans of 30 m each.
Take f = 1.10.
1) Three spans of 15 m each.
2) Four spans of 30 m each.
Take f = 1.10.
6 M
8(c)
Discuss the direct method of design of flood discharge in detail. Draw sketches wherever necessary.
6 M
Answer any one question from Q.9 and Q.10
9(a)
Define Abutment. State the various types of abutments. Also state the requirements of good Abutments.
6 M
9(b)
Mention any ten loads to be considered in the design og bridge. Explain any one in brief.
6 M
9(c)
Write a short note on Erection and Maintenance Bridges.
6 M
10(a)
What are the causes of longitudinal forces in bridge? Explain in brief.
6 M
10(b)
Define Bridge bearing. State the types of bearing? Why Bearings are necessary in bridges.
6 M
10(c)
Explein the following with a neat sketches:
1) Box Culvert.
2) Swing bridge.
3) Suspension bridge.
1) Box Culvert.
2) Swing bridge.
3) Suspension bridge.
6 M
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