What is the minimum required cube strength of controlled concrete for use in pretensioned and post-tensioned applications, respectively?

Design of Concrete Structures MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Design of Concrete Structurescivil-engineering-mcqs › design-of-concrete-structures
Published
12 Jan 2019
Last updated
28 May 2026

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Explanation

The minimum cube strength of controlled concrete should be 42 MPa for pretensioned work and 35 MPa for post-tensioned work to ensure adequate performance and durability in these applications.

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