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EndsemNov 20242019 patternTE Civil

Geotechnical Engineering SPPU Endsem Question Paper Nov 2024

All 8 questions from this SPPU endsem paper, as printed. Read them here or open the PDF.

Open the PDFMost repeated Geotechnical Engineering questions
Subject code
201008
Pattern
2019 pattern
Exam
Endsem
Session
Nov 2024
Max. marks
70
Time
2½ Hours
Semester
IV
Paper code
[6352]-1

Printed for: S.E. (Civil)

Instructions to the candidates

  1. Answer Q1 or Q2, Q3 or Q4, Q5 or Q6, Q7 or Q8.
  2. Neat diagrams must be drawn whenever necessary.
  3. Figures to the right indicate full marks.
  4. Assume suitable data, if necessary and mention it clearly.
  5. Use of non-programmable calculator is allowed.

Questions

  1. Q1

    1. a)

      Explain in detail Effect of compaction on properties of soil.

      Also asked:May 2025

      [6]
    2. b)

      What is Geostatic stresses? Enlist various approaches to compute stresses due to different loading patterns of soil.

      [6]
    3. c)

      What is Isobar? Explain its Significance. A line load of 200 kN/m is acting on the ground surface along a vertically downward direction. Determine the vertical stress at P which is 3.6 m deep and 2 m away horizontally.

      [5]

  2. Q2

    1. a)

      What is Compaction? How is it different from consolidation? Explain how compacting efforts affects compaction?

      [6]
    2. b)

      The following observations were noted during proctor compaction test with a soil : Water content(%) 8.6 11.0 12.5 14.5 16.0 18.0 19.5 Bulk density(kg/m 3 ) 1800 1900 1960 2045 2100 2050 2010 Specific gravity of soil grains is 2.7. Find out MDD and OMC for the soil. Plot the zero air void curve and 80% saturation curve also.

      [6]
    3. c)

      Explain in detail comparison between Boussinesq’s and Westergaard’s Equation.

      [5]

  3. Q3

    1. a)

      Explain the principle of Vane shear test. What are the advantages of this test? What are the limitations?

      [6]
    2. b)

      A cohesive soil has an angle of shearing resistance of 20° and cohesion of 45 KN/m 2 . If a specimen of this soil is subjected to a triaxial compression test, find the value of lateral pressure in the cell for failure to occur at a total axial stress of 350 KN/m 2 .

      Also asked:Nov 2023

      [6]
    3. c)

      State and explain modes of application of Shear Force in shear strength determination. 2

      [5]

  4. Q4

    1. a)

      Enlist different drainage conditions in triaxial test also explain characteristic features of Triaxial Compression Test.

      [6]
    2. b)

      Explain the principle of Direct shear test. What are the advantages & limitations of the test? Explain phenomenon of Thixotropy in soil.

      [6]
    3. c)

      An in-situ: vane shear test was conducted in a clay at the bottom of bore hole, A torque of 153 N-m was required to shear the soil. What was the undrained strength of clay? The vane was 100mm diameter and 150mm long.

      [5]

  5. Q5

    1. a)

      Explain Earth Pressure with respect to wall movement with sketches.

      Also asked:Nov 2023 ·May 2023

      [6]
    2. b)

      Explain step by step Rehbann’s graphical for determination of earth pressure of retaining wall.

      Also asked:Nov 2025 ·May 2025 ·May 2023

      [6]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]

  6. Q6

    1. a)

      Derive the relation for lateral pressure due to submerged cohesionless backfill with neat sketch.

      [6]
    2. b)

      In a cohesionless soil deposit having unit weight of 25 kN/m 3 and φ =32°. Determine active and passive lateral pressure intensities at depth of 5 m.

      Also asked:Nov 2025 ·May 2025

      [6]
    3. c)

      Discuss points of difference between Rankines and Coulombs theory of earth pressure.

      Also asked:Nov 2025

      [6]

  7. Q7

    1. a)

      What is slope stability and how are the different types of factor of safety determined?

      [6]
    2. b)

      Write short note on Taylor’s Stability Number for stability analysis of finite slope.

      Also asked:May 2025

      [6]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]

  8. Q8

    1. a)

      Analyze the stability of soil using friction circle method with neat sketch.

      [6]
    2. b)

      Write short notes on causes and remedial measures of landslides.

      Also asked:May 2025 ·Nov 2023 ·May 2023

      [6]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]