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Which of the following soil classification symbol is not possible? — Answer & Solution | Civexa

Soil Mechanics · Soil Classification

Soil Classification MCQ with answer and solution

Which of the following soil classification symbol is not possible?

Solution

Concept

Invalid symbol

Step-by-step solution

1. USCS clay group symbols are CL and CH; W exists only for G and S.

Explanation

CW is not a valid symbol.

Why the other options are wrong

CH, SP and GW are valid.

Shortcut

W goes with G or S only.

Correct answer: C) CW

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