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Which of the following is the correct sequence of layers used in rigid pavement… — Answer & Solution | Civexa

Transportation Engineering · Pavement Design

Pavement Design MCQ with answer and solution

Which of the following is the correct sequence of layers used in rigid pavement from top to bottom?

Solution

Concept

Layer sequence

Step-by-step solution

1. PQC, DLC, subbase, subgrade.

Explanation

Top to bottom.

Why the other options are wrong

Other orders are wrong.

Shortcut

PQC–DLC–GSB–subgrade.

Correct answer: C) PQC layer, dry lean concrete layer, subbase layer, subgrade

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