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prince karak | Sathyabama Institute of Science and Technology B.E. - Civil Engineering SCIA3001 Irrigation Engineering Syllabus Sathyabama Institute of Science and Technology B.E. - Civil Engineering SCIA3001 Irrigation Engineering Syllabus SATHYABAMA INSTITUTE OF SCIENCE AND TECHNOLOGY SCIA3001 IRRIGATION ENGINEERING L T P Credits Total Marks 3 0 0 3 100 UNIT 1 IRRIGATION PRINCIPLES 9 Hrs. Need for irrigation - Advantages and ill effects - Development of irrigation - Environmental effects - Physical & Chemical properties of soil that influence soil moisture characteristics - Concept of soil water potential and its components Retention of water in soils and concept of plant available water Quality of irrigation water - Types of irrigation - Limitation - Advantages. UNIT 2 CROP WATER REQUIREMENTS 9 Hrs. Water requirements of crops - Crop period - Base period - Duty and Delta - Factors affecting Duty - Methods of improving Duty - Consumptive use of water - Estimation of Consumptive use of water - Irrigation Efficiencies Irrigation requirement of crops. Methods of application of irrigation water - Water Logging - Causes of water logging - Methods of reclaiming water logged area. UNIT 3 IRRIGATION SYSTEM COMPONENTS 9 Hrs. Components and functions of irrigation network - Canal regulators - Canal drop - Canal cross drainage works, Canal outlets - Canal lining - Concepts of Kennedy’s and Lacey’s formulae. Cross drainage works Introduction, types of cross drainage works and their selection, design aspects of aqueducts, siphon aqueducts, supper passages, canal siphon and level crossings. UNIT 4 DIVERSION HEADWORKS 9 Hrs. Types of Weirs and Barrages - Bligh’s theory - Limitations - Khosla’s theory - Silt Excluders - Silt ejectors Divide wall - River training works. Canal falls - Site selection - Types of canal falls - Design of Sarda type fall and Design of straight glacis fall Spillways - Types - Energy dissipaters - Discharge formula for Ogee Spillway. UNIT 5 IRRIGATION WATER MANAGEMENT 9 Hrs. Need for interdisciplinary approach - Irrigation beneficiaries - Irrigation scheduling - methods of irrigation scheduling - participatory approach: farmer’s organization and turn over - Water Users Association - Economical aspects of irrigation Max. 45 Hrs. COURSE OUTCOMES On completion of the course, students will be able to CO1 - Understand the irrigation methods and duty-delta relation for crops CO2 - Calculate Net Irrigation Requirement, Field Irrigation Requirement and Gross Irrigation Requirement. CO3 - Analyzing irrigation canals and canal network for design CO4 - Plot seepage line of earthen dam with corrections at entry and exit CO5 - Calculate the pressure at key points of sheet piles and floor thickness for a weir/barrage using Khosla’s theory CO6 - Creating Plan an Irrigation System TEXT / REFERENCE BOOKS 1. Santhosh Kumar Garg, “Irrigation and Hydraulic Structures”, Khanna Publishers, New Delhi, 2016. 2. Sharma R.K., “Irrigation Engineering and Hydraulic Structures”, Oxford and IBH Publishing Company, 1994. 3. Dilip Kumar Mujumdar, “Irrigation Water Management - Principals and Practice”, Prentice Hall of India, New Delhi, 2000. 4. Punmia B.C., Pande B., Lal B., “Irrigation and Water Power Engg”, Laxmi Publications Pvt. Ltd., 2016. 5. Asawa G.L., “Irrigation Engineering”, New Age International Publishers, 2012. 6. Sathyanarayana Murthy, “Water Resources: Engineering Principles and Practices”, New Age Publishers, 1997. 7. Garg S.K., “Irrigation Engineering and Hydraulic structures”, Khanna Publishers, 23rd Revised Edition, New Delhi, 2009. END SEMESTER EXAMINATION QUESTION PAPER PATTERN Max. Marks: 100 Exam Duration: 3 Hrs. PART A: 10 Questions of 2 marks each - No choice 20 Marks PART B: 2 Questions from each unit of internal choice; each carrying 16 marks 80 Marks |