Gujarat Technological UniversitySummer 2025 examination

GTU 2170609 Irrigation Engineering Summer 2025 Question Paper & PDF

B.E. · Civil Engineering · Semester 7 · Subject code 2170609
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 2:30 PM – 5:00 PM
Questions
5 with internal choice
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Q.1

14 Marks
(a)
3 marks
Describe necessity and scope of Irrigation Engineering
(b)
4 marks
Describe the following terms (
i)Field capacity
ii)Wilting point
(c)
7 marks

A Reservoir is proposed to be constructed to command an area of 97000 hectares. It is anticipated that sugar and paddy would both be irrigated equal to 25 % of the command are and rabi equal to 40 % of the command .Making the total annual irrigation equal to 95 % of the command area . Workout the storage capacity required of reservoir Assume canal losses 20% and evaporation and other losses 15 % . Consider delta for sugar 90 cm, Paddy 120 cm, Rabi 40 cm .

Q.2

14 Marks
(a)
3 marks
What is seepage or phreatic line in earthen dam
(b)
4 marks

Enlist different forces acting on gravity dam and explain water pressure in detail

(c)
7 marks
Explain Bligh’s creep theory of design of weir .
(c)
7 marks
Explain Kennedy’s method of canal design

Q.3

14 Marks
(a)
3 marks
Enlist principal Indian crops in Rabi and Kharif season
(b)
4 marks
Describe
i)Water Conveyance efficiency
ii)Water application efficiency
(c)
7 marks

Explain with layout sprinkler irrigation system. also give function of each component

(a)
3 marks
Draw section of canal in full embankment with showing all components .
(b)
4 marks
Explain exit gradient concept used in design of weirs and barrages.
(c)
7 marks
Enlist different types of spillway and explain ogee spillway in detail .

Q.4

14 Marks
(a)
3 marks
Explain balancing depth of canal .
(b)
4 marks
Which are different types of canals ? on what bases they are classified .
(c)
7 marks

Give difference between Lacey’s and Kennedy’s method of design of canal

(a)
3 marks
Explain silt ejector
(b)
4 marks

Enlist different type of cross drainage work and explain Aqueduct in detail with sketch

(c)
7 marks
Explain head regulator and Cross regulator . with sketch

Q.5

14 Marks
(a)
3 marks

Explain importance of lining of canal . Which are the different lining material ?

(b)
4 marks
Describe
i)capacity factor
ii)Time factor
(c)
7 marks
Explain
i)glacis type of fall and
ii)Sarda type of fall
(a)
3 marks
Explain
i)Gross command area and
ii)Culturable command area
(b)
4 marks
Describe canal outlets . what is its function ?
(c)
7 marks
Explain causes of water logging . describe reclamation method

More Irrigation Engineering papers

Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.

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About this paper

Official Gujarat Technological University (GTU) examination paper for Irrigation Engineering (Summer 2025, B.E. · Civil Engineering, Sem 7). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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