The CivilIndia blog · 4 articles
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Latest — Codes & standards
3 articles
Gamma m0 is 1.10 and gamma m1 is 1.25. Which one applies depends on whether the failure is yielding or rupture — and getting that backwards is how a tension member passes on paper.
Four zones, four numbers, and a division by two that most people copy without asking about. The zone factor is not a fudge — it is a peak ground acceleration, and the halving has a specific meaning.
Minimum reinforcement is not a safety factor on the bending calculation. It is there for the actions the analysis never modelled — shrinkage, temperature and restraint — which is why it applies in both directions.
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