Galleries Construction MCQ

Test your knowledge with important Galleries Construction MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Galleries Construction MCQs at Bissoy

• The foundation pressure used in the pressure grouting is equal to _________________
  ক

  2.0 D N/cm2

  খ

  2.5 D N/cm2

  গ

  5.0 D N/cm2

  ঘ

  3.0 D N/cm2
• Which of the following joints justifies the two-dimensional analysis of gravity dams?
  ক

  Longitudinal joints

  খ

  Transverse joints

  গ

  Construction joints

  ঘ

  Contraction joints
• The horizontal joints that extends through the entire width of the dam section and are developed at each lift height is called as ___________________
  ক

  transverse joints

  খ

  longitudinal joints

  গ

  construction joints

  ঘ

  contraction joints
• The general value of lift for concrete is taken as __________________
  ক

  1.5 m

  খ

  2.5 m

  গ

  3 m

  ঘ

  4 m
• In order to reduce uplift on a gravity dam, the type of grouting done is ____________________
  ক

  curtain grouting near the heel

  খ

  consolidation grouting near the heel

  গ

  curtain grouting near the toe

  ঘ

  consolidation grouting near the toe
• Leakage through the transverse joints in a gravity dam is prevented by ____________
  ক

  shear keys

  খ

  keyways

  গ

  water stops

  ঘ

  galleries
• Transverse joints in concrete gravity dams are the ___________________________
  ক

  horizontal construction joints at each lift height

  খ

  vertical construction joints of full height and width

  গ

  diagonal construction joints for torsion

  ঘ

  longitudinal construction joints of full width
• Which of the following attempts are made to reduce the uplift in order to economize on the provided section of a concrete gravity dam? i. Providing drainage gallery to collect seepage water ii. Constructing cut-off under upstream face iii. Pressure grouting in dam foundation iv. Provision of shear keys or keyways
  ক

  i and ii

  খ

  i, ii and iii

  গ

  i, ii and iv

  ঘ

  i, ii, iii and iv
• The provision of drainage gallery in a gravity dam helps in reducing ____________________
  ক

  hydrostatic pressure

  খ

  seepage pressure

  গ

  silt pressure

  ঘ

  both hydrostatic pressure and seepage pressure