Question

Excavation of soil inside the well in river beds can be done by ________

(a) Auger

(b) Sending in Workers

(c) Special equipment

(d) None of the mentioned

This question was addressed to me during an online interview.

I need to ask this question from Well Sinking in division Well Foundations of Geotechnical Engineering II

Answer 1

Correct answer is (a) Auger

The explanation is: Excavation and scooping out of the soil inside the well can be done by sending down workers inside the well till the depth of water inside becomes about 1 m.