4.15 The following results were obtained from a liquid limittest on a clay using the Casagrande cup device.Number of blows612202832Water content (%)52.547.143.238.637.0(а)Determine the liquid limit of this clay.(b) If the natural water content is 38% and the plasticlimit is 23%, calculate the liquidity index.(c) Do you expect a brittle type of failure for this soil?Justify your answer.

Number of blows(N) 6 12 20 28 32 Water Content (%) 52.5 47.1 43.2 38.6 37.0

4.15 The following results were obtained from a liquid limit test on a clay using the Casagrande cup device. Number of blows 6 12 20 28 32 Water content (%) 52.5 47.1 43.2 38.6 37.0 (a) Determine the liquid limit of this clay. (b) If the natural water content is 38% and the plastic limit is 23%, calculate the liquidity index. (c) Do vou expect a brittle type of failure for this soil?

4.15 The following results were obtained from a liquid limit test on a clay using the Casagrande cup device. Number of blows 6 12 20 28 32 Water content (%) 52.5 47.1 43.2 38.6 37.0 (a) Determine the liquid limit of this clay. (b) If the natural water content is 38% and the plastic limit is 23%, calculate the liquidity index. (c) Do vou expect a brittle type of failure for this soil?

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

4.15 The following results were obtained from a liquid limit
test on a clay using the Casagrande cup device.
Number of blows
6
12
20
28
32
Water content (%)
52.5
47.1
43.2
38.6
37.0
(а)
Determine the liquid limit of this clay.
(b) If the natural water content is 38% and the plastic
limit is 23%, calculate the liquidity index.
(c) Do you expect a brittle type of failure for this soil?
Justify your answer.

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