2. Irrigation
What?
artificial application of water
Where to apply?
to the root zone of the crop
When to apply?
at right time
How much to apply?
in required quantity
What for?
for optimum crop yield
3. IRRIGATION ENGINEERING
• IT IS A SCIENCE DEALING WITH
• PLANNING , DESIGNING, CONSTRUCTION,
OPERATION AND MAINTENANCE OF
IRRIGATION WORKS.
11. Methods of irrigation
Sub types
Components
Design considerations
Advantages
Disadvantages
Design
Applicability
Modern methods
Irrigation channels
Components
Cross sections
Design theories
Lining of canal
Problem (waterlogging)
Drainage methods
Land reclamation
12. Module III
Head works
what
A hydraulic structure across a river
why
for the purpose of raising water level
where
so it can be diverted in the canal is head
works.
18. Canal regulation works
The structures constructed on a
canal to regulate the discharge,
full supply level and velocity of
flow are known as canal
regulation works
20. Cross drainage work
•It is a hydraulic structure
constructed for carrying a
canal across a natural drain
21. Types of cd works
Canal over
drain
• Aqueduct
• Syphon
aqueduct
Drain over
canal
• Super passage
• Canal syphon
Mix water canal
and drain
• Level crossing
• Inlets and
outlets
22. Course work
• Assignments
1. Introduction.
2. Methods of irrigation.
3. Irrigation channels.
4. Diversion head works.
5. Cross Drainage Works.
23. Presentation on model
Roll no Topic
1 to 10 Ogee fall
11 to 20 Rapid fall
21 to 30 Stepped fall
31 to 40 Notch fall
41 to 50 Vertical drop fall
51 to 60 Glasis fall
61 to 70 Montague fall
71 to 80 Inglis fall
24. • University external – 30 marks
• Mid sem - 30 marks
(module 1 – 30 marks,
2 - 30 marks,
3 - 30 marks
Average of three exams )
• Practical internal – 20 marks (presentation on
model )
25. REFRENCE BOOKS
1. P.N. Modi, Irrigation, Water Resources and
Water Power Engineering, Standard Book
house, New Delhi
2. S.K. Sharma, Principles and Practice of
Irrigation Engineering, S. Chand & Company
Pvt. Ltd, New Delhi
3. B.C. Punmia, and B.B. Pande, “Irrigation and
Water Power Engineering”, Laxmi Publication
Pvt. Ltd., New Delhi
26. 4. S.K.Gerg irrigation engineering and hydraulic
structure.
5. K.R.Arora irrigation engineering and
hydraulic structure.