Design of Hydrauilic Structures(Departmental Elective - — Summer 2024

Explain how will you select the site for a dam.

Briefly explain the types of dam based on the functions served.

Describe the procedure to design a sharda type fall.

Explain toe as drainage for foundation of earth dam.

What are the uses of flow nets in an earth dam?

Discuss various causes of structural failure of earth dams.

Explain factors to be considering to arrive at a preliminary section of earth dam.

What are the functions of head regulator?

Discuss essential requirements of spillway.

Write a note on Indian standard stilling basins with a horizontal apron.

Discuss factors affecting required spillway capacity.

What are the functions of cross regulator?

Explain the factors affecting the coefficient of discharge of an ogee spillway.

Describe practical profile of dam

Discuss roller compacted concrete gravity dams

Write a note on bucket type energy dissipaters.

Briefly explain cavitation on spillway

Discuss energy dissipation when tail water rating curve is lower than the hydraulic jump curve.

Write a note on forces acting on a gravity dam.

Enlist methods to control seepage through foundations of earth dam.

Arrive at the discharge per unit length through an earth dam containing water up to height of 25m, if the coefficient of permeability is 5×10-6 m/s, and the number of flow channels and equipotential drops are 4 and 15 respectively.

Calculate the force due to wave pressure on a dam if the fetch of reservoir is 90 km and wind velocity is 75 km/hr.

Explain rolled-filled earth dam.

Briefly explain types of rock-fill dam.

For a non-overflow portion of a concrete gravity dam as shown in below figure (1), determine maximum vertical stresses at the heel and toe of the dam. Assuming weight of concrete = 23.5 kN/m3, and allowable stress in concrete is to be taken as 2500 kN/m2. Page 1 of Fig (1) Page 2 of