SMALL DAMS & RESERVOIRS
AE …
Lecture : 3 Year : IV
Tutorial : 1 Part : II
Practical : 1.5
Course
Objective:
To
familiarize and orient the students in theory, planning, technological
development and management in engineering problem solving in the area of small
dams and reservoirs.
1.
Introduction [2 hours]
1.1. Physical Characteristics
of Reservoir
1.2. Types of reservoir
1.3. Dead Storage, Live
Storage
2.
Reservoir Capacity [16 hours]
2.1. Selection and
Investigation of Sites
2.2. Area Elevation Curve
2.3. Estimation of Reservoir
Capacity
2.4. Estimation of Sediment
Flow and Reservoir Lift
2.5. Reservoir sediment Control
2.6. Water Losses from
Reservoir and their Measurement
2.7. Determination of
Reservoir Yield by Mass Curve Technique
2.8. Flood Routing
3.
Earth Dam [18 hours]
3.1. Purpose and Types
3.2. Site Selection and
Investigation for Earth Dam
3.3. Causes of Failure
3.4. Criteria for Safe Design
of Earth Dams
3.5. Seepage Analysis
3.6. Stability Analysis
3.7. Stability of Foundation
against Shear
3.8. Seepage Control Measures
3.9. Purpose and Location of
Spillway
3.10. Design of Spillway
3.10.1. Design of Straight Drop
Spillway
3.10.2. Design of
Overflow/Emergency Spillway
3.10.3. Energy Dissipation below
Spillway
4.
Water Harvesting [3 hours]
4.1. Importance and Principle
of Water Harvesting
4.2. Water Harvesting
Techniques
4.3. Flood Water Harvesting
5.
Farm Ponds [6 hours]
5.1.
Types and Components of Farm Ponds
5.2.
Determination of Pond Capacity
5.3.
Design of Embankment
5.4.
Seepage through Embankment
5.5.
Design of Mechanical and Emergency Spillway
5.6.
Pond Protection, Maintenance and sanitation
Practical:
1.
Preparation of depth-elevation curve and determination of optimum
depth of storage [3 hours.]
2.
Determination of Capacity of a Small Reservoir [3 hours.]
3.
Estimation of Reservoir Yield [3
hours.]
4.
Design problems on Small Reservoirs [3 hours.]
5.
Design problems on Earth Dam [3
hours.]
6.
Design of Farm Ponds [3
hours.]
References:
1.
Design of Small Dams. USBR. Oxford and IBH Publishing Co., New
Delhi, India.
2.
Design and Construction of Small Earth Dams. Nelson, K. D.
Scientific Publishers, Jodhpur, India.
3.
Sahasrabudhe, S. R. Irrigation Engineering and Hydraulic
Structures. S. K. Kataria and Sons, New Delhi, India.
Evaluation Scheme:
The
questions will cover all the chapters in the Syllabus. The evaluation scheme
will be as indicated in the table below.
|
Chapter
|
Hours
|
Marks Distribution*
|
|
1
|
2
|
32
|
|
2
|
16
|
|
|
3
|
18
|
32
|
|
4
|
3
|
16
|
|
5
|
6
|
|
|
Total
|
45
|
80
|
*
Minor deviation on mark distribution can be made.
Source:-Department of Agricultural Engineering
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