Which primary component gives hydraulic lime its hydraulic properties?

Building Materials and Construction MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Building Materials and Constructioncivil-engineering-mcqs › building-materials-and-construction
Published
9 Jan 2019
Last updated
28 May 2026

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Explanation

Hydraulic lime gains its ability to set and harden under water mainly due to the presence of clay minerals, which provide the hydraulicity. Calcium oxide and silica are important in lime chemistry, but clay is the key material responsible for hydraulic behavior.

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