Enlist and explain the dams according to hydraulic design.
[3 marks]What are the factors considering for selection of type of dam?
[4 marks]Explain the various causes of failure of earthen dam in brief.
[7 marks]Differentiate between low gravity dam and high gravity dam.
[3 marks]Explain in brief types of rock-fill earthen dam with sketch.
[4 marks]Define spillway? What is the purpose to provide it? What are the essential requirements? Where the spillway is located?
[7 marks]An earthen dam made of a homogeneous material has the following data: Level of top of dam = 200.0 m Level of deepest river bed = 178.0 m H.F.L. of reservoir = 197.5 m Top width of the dam = 4.5 m Upstream slope = 3 : 1 Downstream slope = 2 : 1 Co-efficient of permeability of dam material = 5 × 10-4 cm/sec Determine the phreatic line for this dam section.
[7 marks]Explain the different types of filters in earthen dam.
[3 marks]Draw the neat sketches of elementary profile & practical profile of concrete gravity dam.
[4 marks]Discuss the Swedish slip circle method for checking the stability of downstream slope under steady seepage condition.
[7 marks]What is HR and CR? Give the function of each.
[3 marks]Enlist the various dam outlet works and give the function of each.
[4 marks]Enlist and explain the various circumstances/modes due to which concrete gravity dam may fail.
[7 marks]Explain drainage gallery in dams.
[3 marks]What are the different types of spillways? Explain open channel spillway in brief.
[4 marks]Differentiate between Jump Height Curve (JHC) and Tail Water Curve (TWC). What are the different possibilities of occurrence of JHC and TWC?
[7 marks]Explain ogee fall with sketch.
[3 marks]Enlist various drop structure and give function of each.
[4 marks]Define Phreatic line in earthen dam. Discuss the graphical method for the Phreatic line in a Homogeneous earthen dam with a horizontal drainage filter.
[7 marks]Classify concrete dams. Discuss briefly each type.
[3 marks]Explain the term Chute blocks and Sills and Dentated sills 1/2
[4 marks]What is a fall in canal? Write necessity of a fall and governing factors in locating a fall.
[7 marks]Explain in brief types of hydraulic jump based on Froude number.
[3 marks]Show the forces acting on the gravity dam.
[4 marks]What are the design criteria for various components of Sharda type fall. 2/2
[7 marks]