Tag: IBC Stair Width

  • Calculating Multi-Story Stairway Width

    Calculating Multi-Story Stairway Width

    If you haven’t read our IBC Stair Width Calculation article, I recommend reading that first so that you can see the IBC codes we reference. If you have already read it, below is a scenario in which we calculate the required width of multiple stairways that serve multiple floors. Scenario: We need exit stairs for…

  • IBC Stair Width Calculation

    IBC Stair Width Calculation

    ARE YOU MEASURING STAIR EGRESS WIDTHS CORRECTLY? Stair egress measurements are commonly misunderstood and can be complicated because it is determined by the building’s occupant load. Should stairs be measured between handrails since this is where occupants can walk, or is it the entire width of the treads? This article is a simplified version of…