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The wearing course of flexible pavement is made of __________

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in Geotechnical Engineering II by (93.7k points)
The wearing course of flexible pavement is made of __________

(a) bituminous materials

(b) R.C.C

(c) P.C.C

(d) OPC

The question was asked in an interview for job.

This intriguing question comes from Design of Flexible Pavements topic in chapter Design of Flexible & Rigid Pavement of Geotechnical Engineering II

1 Answer

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by (243k points)
Correct answer is (a) bituminous materials

Easy explanation: The wearing course of flexible pavement is made of bitumen. Bitumen on being sticky and ductile, provides smooth surface for riding vehicles and on having tensile strength it is resilient to major deformations.

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