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Which of the following caissons, permits excavation in dry?

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+1 vote
in Geotechnical Engineering II by (93.7k points)
Which of the following caissons, permits excavation in dry?

(a) Pneumatic caissons

(b) Box caissons

(c) Open caissons

(d) All of the mentioned

The question was asked in exam.

I want to ask this question from Shapes of Wells and Component Parts in portion Well Foundations of Geotechnical Engineering II

1 Answer

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by (243k points)
Correct answer is (a) Pneumatic caissons

Explanation: A pneumatic caisson has its lower end designed as a working chamber in which compressed air is forced to prevent the entry of water and thus permit excavation in dry.

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