Sentence 4.1.8.15.(6)

  1. OS2
  2. OP2

Objective

OS2 Structural Safety

Attribution

Intent

Intent 1:

To limit the probability that the lower system will be designed for lower forces than the upper system, which could lead to a weaker lower level, which could lead to yielding in the less ductile lower level, which could lead to structural failure, which could lead to harm to persons.

Intent 2:

To direct Code users to Sentence 4.1.8.9.(4), which addresses the values of RdRo.

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