Verify Account

SYLLABUS

UNIT-I

CANAL REGULATION WORKS: Canal falls: Necessity and location of falls: Types of falls; Classification of falls; Cistern design; Roughening devices; Design of Sarada type fall. Canal Regulators; Off-take alignment; Head regulators and Crossregulators; Design of cross-regulator and distributary head regulator. CROSS DRAINAGE WORKS: Introduction; Types of cross drainage works; Selection of suitable type of cross drainage work; Classification of aqueducts and siphon aqueducts.

UNIT-II

STREAM GAUGING: Necessity; Selection of gauging sites; Methods of discharge measurement: Area-Velocity method; SlopeArea method; Tracer method, Electromagnetic induction method, Ultrasonic method; Measurement of depth – Sounding rod, Echo-sounder; Measurement of velocity; Floats – Surface floats, Sub-surface float or double float, Velocity rod; Pitot tube; Current meter-rating of current meter, Measurement of velocity; Chemical method; Measurement of stage-staff gauge, Wire gauge, Water stage recorder, Bubble gauge recorder; Stage-discharge curve. RIVER ENGINEERING: Classification of rivers; Meandering; Causes of meandering; Basic factors controlling process of meandering; Aggrading type of river; Degrading type of river; River training: Objectives, Classification of river training works; Types of river training works; Guide banks, Marginal embankments, Groynes or spur, levees, bank protection, Pitched islands.

UNIT-III

RESERVOIR PLANNING: Introduction; Investigations for reservoir planning; Selection of site for a reservoir; Zones of storage in a reservoir; Storage capacity and yield; Mass inflow curve and demand curve; Calculation of reservoir capacity for a specified yield from the mass inflow curve; Determination of safe yield from a reservoir of a given capacity; Sediment flow in streams: Reservoir sedimentation; Life of reservoir; Reservoir sediment control; Flood routing; Methods of flood routing-Graphical method (Inflow – storage discharge curves method). DAMS:GENERAL: Introduction; Classification according to use; Classification according to material – Gravity dams, Arch dams, Buttress dams, Steel dams, Timber dams, Earth dams and rock fill dams-advantages and disadvantages; Physical factors governing selection of type of dam; Selection of site for a dam.

UNIT-IV

GRAVITY DAMS: Introduction; Forces acting on a gravity dam; Combination of loading for design; Modes of failure: Stability requirements; Principal and shear stresses, Stability analysis; Elementary profile of a gravity dam; Practical profile of a gravity dam; Limiting height of a gravity dam – High and low gravity dams; Design of gravity dams – Single step method; Galleries; Stability analysis of non-overflow section of gravity dam. EARTH DAMS: Introduction; Types of earth dams; Causes of failure of earth dams; Criteria for safe design of earth dams; Section of an earth dam; Design to suit available materials; Seepage control measures; Slope protection. Seepage through earth dam – Graphical method.

UNIT-V

SPILLWAYS: Introduction; Types of spillways; Profile of ogee spillway; Energy dissipation below spillways for relative positions of jump height curve and tail water curve, Stilling basins; Indian standards on criteria for design of hydraulic jump type stilling basins with horizontal aprons; Spillway crest gates – Types and description only. WATER POWER ENGINEERING: Development of hydro power in India; Classification of hydel plants; Runoff river plants, Storage plants and pumped storage plants; Low, Medium and High head schemes; Investigation and planning; Components of hydel schemes – Fore bay, intake structure, Surge tanks, Penstocks, Power house, Turbines-selection of suitable type of turbine, Scroll casing draft tube and tail race; Assessment of available power; Definition of gross head, Operating head, Effective head; Flow duration curve; Power duration curve; Load duration curve; Load curve; Primary power and secondary power; Installed capacity, Dependable capacity; Firm power, Secondary power; Power factor; Load factor, Capacity factor, Utilization factor and Diversity factor.