GTU Civil Engineering (Semester 7)
Irrigation Engineering
May 2015
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


1 (a) Describe irrigation and write history of irrigation development in India.
7 M
1 (b) Explain different types of irrigation in brief.
7 M

2 (a) What are the various methods of applying water to crops? Explain drip irrigation method with advantages and disadvantages.
7 M
2 (b) What is duty? Explain various factors affecting the duty.
7 M
2 (c) Discuss various methods of assessment of irrigation water.
7 M

3 (a) Describe different types of irrigation channels based on alignment.
7 M
3 (b) Write design procedure for irrigation channel according to Kennedy's theory.
7 M
3 (c) What is Lacey's regime theory? Derive Lacey's non-regime flow equation.
7 M
3 (d) Write advantages and disadvantages of Kennedy's and Lacey's theory.
7 M

4 (a) What is water logging? Explain causes and remedial measures for water logging.
7 M
4 (b) Enumerate various types of canal linings and explain all in brief.
7 M
4 (c) Describe causes of failure of weirs and their remedies.
7 M
4 (d) Explain the procedure for the design of vertical drop weir.
7 M

5 (a) Explain Khosla's theory and weaver's solution.
7 M
5 (b) Describe various types of C D works for the canal with the help of sketches.
7 M
5 (c) What are the canal regulation works? Explain necessity and location of canal Falls.
7 M
5 (d) Write a short note on the canal escape.
7 M



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