Civil Engineering - UPSC Civil Service Exam Questions - Discussion


Which one of the following is considered to be an advantage of the heading and benching method of tunes construction ?

[A]. It is suitable for construction in unstable rocks
[B]. In this method, it is easy to install timber support
[C]. Tunnelling can be continous and the work can be expedited
[D]. In case of excessive water, it is easy to take corrective steps

Answer: Option C


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