1
1.8kviews
Railway, Bridge & Tunnel Engineering : Question Paper May 2016 - Civil Engineering (Semester 6) | Gujarat Technological University (GTU)
2
0views

## Railway, Bridge & Tunnel Engineering - May 2016

### Civil Engineering (Semester 6)

TOTAL MARKS:
TOTAL TIME: HOURS

### Write with sketch:

1 (a) (i) Coning of wheels(3 marks) 1 (a) (ii) Creep of rails(4 marks) 1 (b) What is Ballast? Write Function and requirement of good ballast.(7 marks) 2 (a) Write short note ' Concrete Sleepers'.(7 marks)

### Solve any one question from Q2(b) & Q2(c)

2 (b) Explain different types of gradient used in railway.(7 marks)

### Write short note

2 (c) (i) Cant deficiency(4 marks) 2 (c) (ii) Negative super elevation(3 marks)

### Solve any two question from Q3(a), Q3(b) & Q3(c), Q3(d)

3 (a) Explain semaphore signals and Coloured light signals.(7 marks) 3 (b) Explain methods of interlocking.(7 marks)

### Write short note:

3 (c) (i) Metro rails(4 marks) 3 (c) (ii) Mono rails(3 marks) 3 (d) Explain causes of rail accidents and their remedial measures.(7 marks)

### Solve any two question from Q4(a), Q4(b) & Q4(c), Q4(d)

4 (a) Write types and function of bearing. Explain rocker and roller bearing.(7 marks) 4 (b) Discuss with sketch erection of steel arch bridge.(7 marks) 4 (c) Write Short note on 'maintenance of bridges'.(7 marks) 4 (d) Write short note on ' Bridge architecture'.(7 marks)

### Solve any two question from Q5(a), Q5(b) & Q5(c), Q5(d)

5 (a) Explain methods of tunneling in soft ground.(7 marks) 5 (b) Explain various methods for 'Tunnel ventilation'.(7 marks) 5 (c) Write short note on ' Safety Precautions in tunneling'.(7 marks) 5 (d) Why drainage is necessary in tunnel ? Discuss various drainage systems for Tunnel.(7 marks)