Skip to content

Dams & Hydraulic Structures (DHS) important questionsMost repeated in SPPU papers

These 31 questions appeared in more than one SPPU Dams & Hydraulic Structures paper we have: 9 papers, from Feb 2023 to Nov 2025. The most-asked come first. Each one links to the papers it was asked in.

All DHS papers and notes

Repeated questions

Endsem questions (28)

  1. 5×asked

    Describe the method of plotting phreatic line for an earth dam with & without horizontal filter at the downstream side.

    Nov 2025 ·May 2025 ·Nov 2024 ·Nov 2023 ·May 2023

  2. 5×asked

    Explain the importance of exit gradient.

    May 2025 ·Nov 2024 ·May 2024 ·Nov 2023 ·May 2023

  3. 4×asked

    Explain types of canals based on alignment.

    Nov 2025 ·May 2024 ·Nov 2023 ·May 2023

  4. 4×asked

    Compare bligh’s and lane’s creep theories of seepage.

    May 2025 ·Nov 2024 ·May 2024 ·Nov 2023

  5. 4×asked

    Explain any one type of spillway in details.

    May 2025 ·May 2024 ·Nov 2023 ·May 2023

  6. 4×asked

    Explain in brief: i) Level crossing ii) Super passage 

    May 2025 ·Nov 2024 ·May 2024 ·Nov 2023

  7. 4×asked

    Explain the advantage and disadvantages of lining of canals.

    May 2025 ·Nov 2024 ·May 2024 ·Nov 2023

  8. 4×asked

    Explain the function of hearting and rock toe in earthen dam.

    May 2025 ·Nov 2024 ·Nov 2023 ·May 2023

  9. 4×asked

    What are the drawbacks of Kenned’s theory.

    May 2025 ·Nov 2024 ·Nov 2023 ·May 2023

  10. 4×asked

    With the help of appropriate sketches explain Swedish slip circle method of stability analysis of an earth dam. 2

    May 2025 ·Nov 2024 ·Nov 2023 ·May 2023

  11. 4×asked

    Explain main components of spillway.

    Nov 2024 ·May 2024 ·Nov 2023 ·May 2023

  12. 3×asked

    Briefly explain various causes of modes of failure of earthen dams.

    May 2025 ·Nov 2023 ·May 2023

  13. 3×asked

    Explain Khosla’s theory of independent of seepage variable.

    May 2025 ·Nov 2023 ·May 2023

  14. 3×asked

    Write short note on. i) canal escapes ii) canal regulators

    May 2025 ·Nov 2024 ·May 2023

  15. 3×asked

    Write short note on. i) Canal falls ii) Canal outlets

    May 2025 ·Nov 2023 ·May 2023

  16. 2×asked

    Draw layout plan of a typical diversion head works and label all its part. Write functions of each part.

    Nov 2025 ·May 2024

  17. 2×asked

    Explain importance of ‘Energy Dissipators’.

    Nov 2025 ·May 2024

  18. 2×asked

    Differentiate between controlled and uncontrolled spillway.

    May 2025 ·Nov 2024

  19. 2×asked

    Draw a labelled sketch of diversion headworks.

    May 2025 ·Nov 2024

  20. 2×asked

    Draw a neat sketch of a cross-section of earthen dam indicating the various components.

    May 2025 ·Nov 2023

  21. 2×asked

    Draw a neat sketch of the type II stilling basin.

    May 2025 ·Nov 2023

  22. 2×asked

    Explain in brief: i) inlet and outlet ii) aqueduct

    May 2025 ·Nov 2024

  23. 2×asked

    Explain necessity of canal lining.

    May 2025 ·Nov 2024

  24. 2×asked

    Define earthen dam & explain in details limitations of earth dam.

    Nov 2024 ·May 2024

  25. 2×asked

    Enlist different causes of failure of earthen dams and explain any one.

    Nov 2024 ·May 2024

  26. 2×asked

    Explain design of canal by Kennedy’s theory.

    Nov 2024 ·May 2024

  27. 2×asked

    Explain the components of canal system with neat sketch.

    Nov 2024 ·May 2024

  28. 2×asked

    Explain various seepage control measures in earthen dam.

    Nov 2024 ·May 2024

Insem questions (3)

  1. 2×asked

    Explain with sketch “Inclinometer” used in gravity dam safety.

    Mar 2025 ·Mar 2024

  2. 2×asked

    State the objectives regarding the instrumentation in dam safety.

    Mar 2025 ·Mar 2024

  3. 2×asked

    State and explain various keys provided in gravity dam.

    Mar 2024 ·Feb 2023

Questions count as repeated when their wording matches closely across papers. Numericals that depend on a figure are left out, since the figure changes from paper to paper.