According to IS standards, what is the minimum allowable initial setting time for ordinary Portland cement?

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

PPSCFPSCNTSPakistan govt jobs
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

As per IS specifications, the initial setting time of ordinary Portland cement must be at least 30 minutes to ensure proper workability and hydration before hardening begins.

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