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R311.7.3


Section R311.7.3 is titled 'Vertical rise' and covers the requirements for a maximum amount of steps between floors or landings. The purpose of this section is to prevent excessive physical strain.

The model shows a stairway (with no intermediate landing) between two levels separated vertically by the maximum distance allowed by this section. (Note - there are 20 risers with a measurement of 7.55").