Sentence 9.12.4.1.(1)

  1. OH1
  2. OS2
  3. OP2
  4. OH2
  5. OS3

Objective

OS3 Safety in Use

Attribution

[F21-OS3.1]Applies to floors and elements that support floors.

Intent

Intent 1:

To limit the probability of excessive soil settlement beneath foundation footings, which could lead to:

  • structural damage to foundations or damage to foundations' moisture-control elements, or
  • where settlement occurs at water-service locations, the rupture of water lines, which could lead to leakage and undermining of the foundation, which could lead to the structural failure of foundations and superstructures.

For floors and elements supporting floors at sewer-line and water-service locations, this is to limit the probability of excessive deflection or damage, which could lead to rough or uneven floor surfaces, which could lead to persons tripping or falling, which could lead to harm to persons.

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