Mathematics · RCC Design

Calculate the development length (L d ) in terms of bar diameter (φ) for a tensile reinforcing bar of grade Fe 415, if the design bond stress τ bd for M25 grade concrete is 1.4 N/mm 2 .

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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47 φ

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Calculate the development length (L d ) in terms of bar diameter (&phi;) for a tensile reinforcing bar of grade Fe 415, if the design bond stress &tau; bd for M25 grade concrete is 1.4 N/mm 2 .