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06000CE363122001

PART ^

Answer any two full questions, each carries 20 marks.
Discuss on the different types of samplers classified based on the mode of
operation.
Explain the method of obtaining sand samples below water table.
An open drive sampler with an outside diameter 76 mm and inside diameter
72mm was used to obtain soil sample. Calculate the area ratio and also mention
the quality of sample obtained?
Define a borelog and also sketch a typical borelog.
What are the important points to be included in a soil investigation report?

Following data was obtained in a vertical pile load test on a 300 mm diameter

pile.

(mm)

Plot the load settlement curve and determine the allowable load as per IS Code
Explain the procedure of separating point resistance and skin friction from the
results of cyclic pile load test.

Discuss on any two factors affecting sample disturbance and what are the ways
to minimize them.

Differentiate between representative and non representative samples?

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