The length of the needle beam used in needle beam method of tunneling is usually

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Question:
The length of the needle beam used in needle beam method of tunneling is usually

1.2m to 4 m

2.2.5 m to 6 m

3. 4. 5 m to 6 m

4.6. 5 m to 6 m

Posted Date:-2022-09-25 07:25:42

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  8. Drift method of tunnelling is used to construct tunnel in
  9. Drifters can be used to drill
  10. First tunnel built in the world was in Babylon, in the year
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  13. For full face method, the excavation to be done generally divided into
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  15. For mucking the method employed is
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  17. Forepoling method is generally adopted for tunneling in
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  19. In Belgium method of tunneling
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  28. Pick up the correct statement from the following during tunnel excavation
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  39. The method of draining in the tunnels, is generally known as
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  42. The most commonly adopted pattern of cut holes is
  43. The most suitable soil for compressed air tunneling is
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  46. Which of the following is not a component of the shield?
  47. Which of the following lining material is useful for shield driven tunnels in sub aqueous regions?
  48. Which one of the following is a component of a shield for tunneling?
  49. Which one of the following is a method of tunneling in firm soft strata?
  50. Which one of the following is a method tunnelling in running ground?
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  52. Which one of the following is not a drilling pattern adopted in tunnelling?
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  55. Which one of the following linings is suitable for shield driven tunnels particularly in the subaqueous regions
  56. Which one of the following methods is adopted permanent drainage of tunnels
  57. Which one of the following methods is generally adopted for tunneling in firm ground
  58. Which one of the following methods of tunneling does not require the use of time bearing.
  59. Which one of the following methods of tunneling is used for long tunnels at great depths?
  60. Which one of the following statements is not correct for heading and benching method of tunnelling?
  61. Which one of the following statements is not correct with regard to heading and hunching method of tunnelling.
  62. Which one of the following tunneling methods is used for laying underground sewers?
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