Notes

Unit 1 - Introduction to Hydrology
- ☐☐☐ Topic 1.1: Hydrology: Definition and Hydrological cycle.
- ☐☐☐ Topic 1.2: Rain Gauge
- ☐☐☐ Subtopic 1.2.1: Symon’s rain gauge
- ☐☐☐ Subtopic 1.2.2: Automatic rain gauge.
- ☐☐☐ Topic 1.3: Methods of calculating average rainfall
- ☐☐☐ Subtopic 1.3.1: Arithmetic mean
- ☐☐☐ Subtopic 1.3.2: Isohyetal method
- ☐☐☐ Subtopic 1.3.3: Theissen polygon method.
- ☐☐☐ Topic 1.4: Runoff
- ☐☐☐ Subtopic 1.4.1: Factors affecting Runoff
- ☐☐☐ Subtopic 1.4.2: Computation of runoff.
- ☐☐☐ Topic 1.5: Maximum Flood Discharge measurement
- ☐☐☐ Subtopic 1.5.1: Rational methods
- ☐☐☐ Subtopic 1.5.2: Empirical methods
- ☐☐☐ Sub-subtopic 1.5.2.1: Simple numerical problems.

Unit 2 - Crop Water Requirement
- ☐☐☐ Topic 2.1: Irrigation and its classification.
- ☐☐☐ Topic 2.2: Crop Water Requirement
- ☐☐☐ Subtopic 2.2.1: Cropping seasons
- ☐☐☐ Subtopic 2.2.2: Crop period
- ☐☐☐ Subtopic 2.2.3: Base period, Duty, Delta, CCA, GCA, intensity of irrigation, factors affecting duty
- ☐☐☐ Subtopic 2.2.4: Problems on water requirement and capacity of canal.
- ☐☐☐ Topic 2.3: Methods of application of irrigation water and its assessment.
- ☐☐☐ Topic 2.4: Area capacity curve.

Unit 3 - Dams and Spillways
- ☐☐☐ Topic 3.1: Dams and its classification
- ☐☐☐ Subtopic 3.1.1: Earthen dams
- ☐☐☐ Subtopic 3.1.2: Gravity dams (masonry and concrete).
- ☐☐☐ Topic 3.2: Earthen Dams
- ☐☐☐ Subtopic 3.2.1: Components with function
- ☐☐☐ Subtopic 3.2.2: Typical cross section, seepage through embankment and foundation and its control.
- ☐☐☐ Topic 3.3: Methods of construction of earthen dam
- ☐☐☐ Subtopic 3.3.1: Types of failure of earthen dam
- ☐☐☐ Subtopic 3.3.2: Preventive measures.
- ☐☐☐ Topic 3.4: Gravity Dams
- ☐☐☐ Subtopic 3.4.1: Forces acting on dam
- ☐☐☐ Subtopic 3.4.2: Theoretical and practical profile
- ☐☐☐ Subtopic 3.4.3: Typical cross section
- ☐☐☐ Subtopic 3.4.4: Drainage gallery, joints in gravity dam, concept of high dam and low dam.
- ☐☐☐ Topic 3.5: Spillways
- ☐☐☐ Subtopic 3.5.1: Definition, function, location, types and components
- ☐☐☐ Subtopic 3.5.2: Energy dissipaters.

Unit 4 - Minor and Micro Irrigation
- ☐☐☐ Topic 4.1: Bandhara irrigation
- ☐☐☐ Subtopic 4.1.1: Layout, components, construction and working
- ☐☐☐ Subtopic 4.1.2: Solid and open bandhara.
- ☐☐☐ Topic 4.2: Percolation Tanks
- ☐☐☐ Subtopic 4.2.1: Need, selection of site.
- ☐☐☐ Topic 4.3: Lift Irrigation Scheme
- ☐☐☐ Subtopic 4.3.1: Components and their functions
- ☐☐☐ Subtopic 4.3.2: Layout.
- ☐☐☐ Topic 4.4: Drip and Sprinkler Irrigation
- ☐☐☐ Subtopic 4.4.1: Need, components and Layout.
- ☐☐☐ Topic 4.5: Well Irrigation
- ☐☐☐ Subtopic 4.5.1: Types and yield of wells
- ☐☐☐ Subtopic 4.5.2: Advantages and disadvantages of well irrigation.

Unit 5 - Diversion Head Works & Canals
- ☐☐☐ Topic 5.1: Weirs
- ☐☐☐ Subtopic 5.1.1: Components, parts, types.
- ☐☐☐ Topic 5.2: Diversion Head Works
- ☐☐☐ Subtopic 5.2.1: Layout, components and their function.
- ☐☐☐ Topic 5.3: Barrages
- ☐☐☐ Subtopic 5.3.1: Components and their functions.
- ☐☐☐ Subtopic 5.3.2: Difference between weir and Barrage.
- ☐☐☐ Topic 5.4: Canals
- ☐☐☐ Subtopic 5.4.1: Classification according to alignment and position in the canal network
- ☐☐☐ Subtopic 5.4.2: Cross section of canal in embankment and cutting
- ☐☐☐ Subtopic 5.4.3: Partial embankment and cutting, balancing depth
- ☐☐☐ Subtopic 5.4.4: Design of most economical canal section.
- ☐☐☐ Topic 5.5: Canal lining
- ☐☐☐ Subtopic 5.5.1: Purpose, material used and its properties, advantages.
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