MORE IN Dams and Hydraulic Structures
SPPU Civil Engineering (Semester 8)
Dams and Hydraulic Structures
May 2017
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

Solve any one question from Q.1(a,b) &Q.2(a,b)
1(a) State the objectives regarding the instrumentation in dam safety.
3 M
1(b) Differentiate between large dam and small dam.
3 M

2(a) What are the types of arch dams? Write the merits and demerits of arch dams.
3 M
2(b) What factors govern the selection of type of dam?
3 M

Solve any one question from Q.3(a,b) &Q.4(a,b)
3(a) State any three forces acting on gravity dam and write their equations.
3 M
3(b) Write short note on:
i) Construction Joint.
ii) Drainage Gallery.
3 M

4(a) Write a note on galleries in gravity dam with respect to location, size, shape and function.
3 M
4(b) Write short note on buttress dams.
3 M

Solve any one question from Q.5(a,b) &Q.6(a,b)
5(a) Draw neat sketch of any one type of spillway gate and explain.
4 M
5(b) Write short note on safety and maintenance of spilway gate.
4 M

6(a) Explain pumped storage type of hydro-electric power plant.
4 M
6(b) Write advantages and limitations of hydro power plant.
4 M

Solve any one question from Q.7(a,b) &Q.8(a,b)
7(a) Explain Swedish slip circle method of stability analysis with neat sketch.
8 M
7(b) Write note on Khosla's theory application for design of structure on permeable foundations. Also explain the importance of exit gradient.
8 M

8(a) Explain Bilgh's theory of seepage with neat sketch. State its limitations.
8 M
8(b) Determine the factor of safety of downstream slope of (homogenous section) an earthen dam drawn to a scale of 1:750 for the following data.
i) Area of N-reactangle = 20cm2
ii) Area of T-rectangle = 10cm2
iii) Length of slip circle arc = 20cm2
iv) Angle of internal friction = 26°
v) Cohesion C' = 4000 Kg/m2
vi) Specific weight of soil = 1760 Kg/m3
8 M

Solve any one question from Q.9(a,b) &Q.10(a,b)
9(a) How irrigation canals are classified? Also describe the various considerations made in the alignment of an irrigation canal.
8 M
9(b) Design an irrigation canal in alluvial soil according to lacey's factor theory.
i) Full supply discharge = 12m3/s,
ii) Lacey's silt factor = 1,
iii) Channel side slope = 1/2:1
8 M

10(a) State various types of canal falls and explain any one with the help of neat sketch.
8 M
10(b) Explain the procedure of designing cross regulator.
8 M

Solve any one question from Q.11(a,b) &Q.12(a,b)
11(a) Write short notes on:
i) Launching Aprons,
ii) Stepped fall,
iii) Weir type escape,
iv) Hokey head groynes,
v) River training work.
10 M
11(b) What is Groynes? State the classification of Groynes.
8 M

12(a) Write short note on:
i) Pipe aqueduct,
ii) Super passages,
iii) Syphon aqueduct,
iv) Level crossing,
v) Inlet and outlet.
10 M
12(b) What do you mean by C.D. works? Write the factors for selection of C.D. Works. Also explain design consideration of it.
8 M

More question papers from Dams and Hydraulic Structures