Civil Engineering - Tunnelling - Discussion

Discussion :: Tunnelling - Section 1 (Q.No.17)

17. 

Which one of the following methods of tunnelling does not require the use of time bearing :

[A]. Linear plate method
[B]. Shield method
[C]. Compressed air method
[D]. Mechanical tunneler i.e. mole method
[E]. All the these.

Answer: Option E

Explanation:

No answer description available for this question.

Prit said: (Jun 7, 2018)  
It's timber, question is about method does not require timber.

Pranita said: (Mar 6, 2019)  
METHODS REQUIRING USE OF TIMBERS:

* Fore poling method
* Needle beam method
* Army method
* Belgian method
* English method
* American method
* Austrian method
* German method
* method

OTHER METHODS WITHOUT USE OF TIMBERS-
* Linear plate method.
* Shield method.
* Compressed air method.

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