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Enlist the different methods of tunnelling in soft soil. State the various stages in construction of tunnel along with the equipment's required. Describe with neat sketches any one method.
written 6.9 years ago by gravatar for yashshah yashshah • 140 modified 5.6 years ago by gravatar for prashantsaini prashantsaini • 0
construction engineering
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written 6.8 years ago by gravatar for yashshah yashshah • 140 modified 6.8 years ago by gravatar for yashbeer yashbeer ★ 11k

The different methods of tunnelling in soft soil are:

  1. Needle beam method.
  2. Linear plate method.
  3. Forepoling method.
  4. American method.

  5. English method.

  6. Needle beam method:

  7. This method is useful for tunneling in the soft ground whose roof soil can stand without support for few minutes.
  8. In this method 5 to 6 …

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