A 48 in (1220 mm) wide exit stairway is needed to allow assisted evacuation (e.g., carrying a person in a wheelchair) without encroaching on the exit path for ambulatory persons....
[See subsections ...]
[See subsections ...]
[See subsections ...]
One or more flights of stairs, either exterior or interior, with the necessary landings and platforms connecting them, to form a continuous and uninterrupted passage from one level...
One or more flights of stairs, either exterior or interior, with the necessary landings and platforms connecting them, to form a continuous and uninterrupted passage from one level...
210 and 504 Stairways The 1991 Standards require stairs to be accessible only when they provide access to floor levels not otherwise connected by an accessible route (e.g., where the...
A change in elevation, consisting of one or more risers.
SECTION 1009 STAIRWAYS [DSA-AC] In addition to the requirements of this section, means of egress, which provide access to, or egress from, buildings or facilities where accessibility...
Exceptions: On exterior stairways, an opening of not more than ½ inch (12.7 mm) may be permitted between the base of the riser and the tread....
1007.3 Stairways. ...
Each stairway adjacent to an area of rescue assistance shall have a minimum clear width of 48 inches between handrails....
210 Stairways...
R216 Stairways and Escalators....
Every required area of refuge shall have direct access to a stairway complying with Sections 1009.3 and 1023 or an elevator complying with Section 1009.4....
Every required area of refuge shall have direct access to a stairway complying with Sections 1009.3 and 1023 or an elevator complying with Section 1009.4....
Section 504.3 covers the current ADA Standards for open risers on stairways.
Visible alarm notification appliances shall not be required in enclosed exit stairways, enclosed exit ramps, exterior exit stairs and exterior exit ramps....
Areas of refuge are not required at stairways serving open parking garages....
Exit access stairways that connect levels in the same story are not permitted as part an accessible means of egress....
In order to be considered part of an accessible means of egress, a stairway between stories shall comply with Sections 1009.3.1 through 1009.3.3....
Stairways shall comply with R408....
SECTION 1022 INTERIOR EXIT STAIRWAYS AND RAMPS...