Civil Engineering - Tunnelling - Discussion

Discussion Forum : Tunnelling - Section 1 (Q.No. 17)
17.
Which one of the following methods of tunnelling does not require the use of time bearing :
Linear plate method
Shield method
Compressed air method
Mechanical tunneler i.e. mole method
All the these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

HBK said:   3 years ago
Thank you @Pranita.

Pranita said:   5 years ago
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.
(2)

Prit said:   6 years ago
It's timber, question is about method does not require timber.

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