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MCQs

Total Questions : 90 | Page 6 of 9 pages
Question 51. The grade beams are designed for a maximum bending moment of _________ if the beams are supported.
  1.    (wL2)/50
  2.    (wL2)/30
  3.    (wL2)
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> (wL2)/50
Answer: (a).(wL2)/50
Question 52. The use of bore guide in under-reamed pile foundation is essential for __________
  1.    To drill the bore hole
  2.    To provide a support to the pile
  3.    To keep the bore holes vertical
  4.    To set the guide assembly in position
 Discuss Question
Answer: Option C. -> To keep the bore holes vertical
Answer: (c).To keep the bore holes vertical
Question 53. The equipment required for construction of a under-reamed pile is________
  1.    Auger boring guide
  2.    Spiral auger
  3.    Concreting funnel
  4.    All of the mentioned
 Discuss Question
Answer: Option D. -> All of the mentioned
Answer: (d).All of the mentioned
Question 54. Which of the following stages are involved in the construction of under reamed piles?
  1.    Concreting of piles and Boring by auger
  2.    Concreting the funnel
  3.    None of the mentioned
  4.    All of the mentioned
 Discuss Question
Answer: Option A. -> Concreting of piles and Boring by auger
Answer: (a).Concreting of piles and Boring by auger
Question 55. The details of the depth of beam and reinforcement required for various loading is provided by_______
  1.    Indian standard code
  2.    Central Building Research Institute, Roorkee
  3.    M.I.T system
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Central Building Research Institute, Roorkee
Answer: (b).Central Building Research Institute, Roorkee
Question 56. The depth of the bore hole is checked at _________ before insertion of the under-reamer.
  1.    At the start and At the end
  2.    Each time
  3.    None of the mentioned
  4.    All of the mentioned
 Discuss Question
Answer: Option A. -> At the start and At the end
Answer: (a).At the start and At the end
Question 57. In the process of pile foundation, boring is done with the help of _________
  1.    Boring guide
  2.    Under-reamer
  3.    Spiral auger
  4.    Pile beams
 Discuss Question
Answer: Option C. -> Spiral auger
Answer: (c).Spiral auger
Question 58. Routine tests are usually carried out on _________
  1.    Test piles
  2.    Working piles
  3.    None of the mentioned
  4.    All of the mentioned
 Discuss Question
Answer: Option B. -> Working piles
Answer: (b).Working piles
Question 59. Enlarging the stem of bore hole at the depth is done by using________
  1.    Spiral auger
  2.    Under-reamer
  3.    Boring guide
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Under-reamer
Answer: (b).Under-reamer
Question 60. For completion of one under-ream, how many buckets of earth are required for removal?
  1.    Five
  2.    Ten
  3.    Eight
  4.    Three
 Discuss Question
Answer: Option C. -> Eight
Answer: (c).Eight

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