Water Resources Engg- II
Paper Code: CE701
Ground Water: Introduction, Modes of occurrence of ground water, Darcy’s Law for determining groundwater velocity, Empirical formulae for ground water velocity determination. Concept of aquifer, confined aquifer, unconfined aquifer, leaky or semi-confined aquifer, perched aquifer, aquieclude, aquitard, steady flow to wells- Dupuit-Thiem’s theory of well hydraulics- for both unconfined and confined aquifersassumptions, derivation of the mathematical expressions. Unsteady radial flow towards wells- Thiems nonequilibrium formula for confined aquifers, Evaluation of acquifer parameters from Thiems equation Cooper and Jacob method, Artifical recharge of ground water – spreading method , well method, induced infiltration method, Sea water intrusion in coastal aquifers.
Aquifers, Advantages of ground water reservoir. Ground water exploration in brief, safe yield , Examples.
Wells: Definition, Types-open well or Dug well, Tube well, open well-shallow open well, deep open well,
cavity formation in open wells, construction of open wells, Yield of an open well – Equilibrium pumping test, Recuperating test, examples, Tube wells- Strainer type, cavity type, slotted type. Construction and Boring of Tube wells, Examples.
River Engineering: Introduction, types of rivers and their characteristics , classification of rivers , Meanders- causes, Meander parameters, Development of a cut-off, cut-off ratio.
Control and Training of Rivers: Concept, objectives.
Classification of River Training: Marginal embankment or levees, Guide Bank, Groynes or spurs, Artificial
cut-off, Pitched Island, Pitching of banks and provision of launched apron, Miscellaneous method such as
sills etc. Examples.
Bridges and culverts: Introduction, Data collection , High flood discharge computation, Alignment, waterway, Number of spans, economic span, scour depth, Afflux, clearing depth of foundation causeway, submersible bridges , Examples.
Water resources planning:
India’s water resources, water resources development, purpose, classification, functional requirements of multipurpose projects, project formulation, evaluation, future strategies, planning & management strategies.
Reference:
- Irrigation Engineering and Hydraulic Structures –By Santosh Kr.Garg.Khanna Publishers.
- Irrigation, water Resources and water Power Engineering – By Dr. P.N.Modi- Standard Book House
- Engineering hydrology – K. Subramanya,Tata Mc Graw-hill Publishers company Limited , New Delhi.
- A Text Book of Hydrology – By P. Jaya Rani Raddy, Laxmi Publications. Delhi, New Delhi, Madras, Jalandhar.
- Ground water – By H.M. Raghunath.Wilay Eastern Limited , New Delhi , Bagalore, Bombay, Calcutta, Madras, Hyderabad.
- Essential Bridge Engineer- By D. Johnson Victor,Exford & IBH Publishing Co. New Delhi, Bombay, Calcutta.
- Water Resource Systems, Planning and analysis By D.P. Luches
- Jery R. Stedinger, D.A. Haith, Prntice Hall,Ine, Englewood cliffs, New Jersy 07632.
- Water Resources Engineering—Purnima.
