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Exits,
exit access doorways, and
exit access stairways and
ramps serving spaces, including individual building
stories, shall be separated in accordance with the provisions of this section.
Where two
exits,
exit access doorways,
exit access stairways or
ramps, or any combination thereof, are required from any portion of the
exit access, they shall be placed a distance apart equal to not less than one-half of the length of the maximum overall diagonal dimension of the building or area to be served measured in a straight line between them. Interlocking or
scissor stairways shall be counted as one
exit stairway.
Exceptions: 1. Where interior
exit stairways or
ramps are interconnected by a 1-hour fire-resistance-rated
corridor conforming to the requirements of
Section 1020, the required
exit separation shall be measured along the shortest direct line of travel within the
corridor.
2. Where a building is equipped throughout with an
automatic sprinkler system in accordance with
Section 903.3.1.1 or
903.3.1.2, the separation distance shall be not less than one-third of the length of the maximum overall diagonal dimension of the area served.
The separation distance required in
Section 1007.1.1 shall be measured in accordance with the following:
1. The separation distance to
exit or
exit access doorways shall be measured to any point along the width of the doorway.
2. The separation distance to
exit access stairways shall be measured to the closest riser.
3. The separation distance to
exit access ramps shall be measured to the start of the
ramp run.
Where access to three or more
exits is required, not less than two
exit or
exit access doorways shall be arranged in accordance with the provisions of
Section 1007.1.1. Additional required
exit or
exit access doorways shall be arranged a reasonable distance apart so that if one becomes blocked, the others will be available.
Where two
exit access stairways or
ramps provide the required
means of egress to
exits at another
story, the required separation distance shall be maintained for all portions of such
exit access stairways or
ramps.
Where more than two
exit access stairways or
ramps provide the required
means of egress, not less than two shall be arranged in accordance with
Section 1007.1.3.
Related Code Sections
Exits , exit access doorways , and exit access stairways and ramps serving spaces, including individual building stories , shall be separated ...
Where more than two exit access stairways or ramps provide the required means of egress , not less than two shall be arranged in accordance with Section 1007.1.3 ...
Egress doorways in any work area shall comply with Sections 805.4.1 through 805.4.5. Work areas shall be provided with two egress doorways in accordance with the requirements of Sections 805.4.1.1 and 805.4.1.2. Means of egress in all work areas shall be provided with exit signs in accordance with the requirements of the International Building Code . In Group I-2 occupancies, the required capacity of the refuge areas for smoke compartments in accordance with Section 407.5.1 of the International Building Code shall be maintained. In buildings of Group I-2 occupancy, any patient sleeping room or suite of patient rooms greater than 1,000 square feet (93 m 2 ) within the work area shall have a minimum of two egress doorways. In ambulatory care facilities required to be separated by Section 422.2 of the International Building Code , the required capacity of the refuge areas for smoke compartments in accordance with Section 422.4 of the International Building Code shall be maintained. In Group I-3 occupancies, the required capacity of the refuge areas for smoke compartments in accordance with Section 408.6.2 of the International Building Code shall be maintained. Where alterations affect the configuration of an area utilized as a refuge area, the capacity of the refuge area shall not be reduced below that required in Sections 805.10.1 and 805.10.2. The required capacity of refuge areas shall be in accordance with Sections 805.10.1.1 through 805.10.1.3. In any work area , and in the egress path from any work area to the exit discharge, in buildings or portions thereof of Group A assembly occupancies with an occupant load greater than 100, all required exit doors equipped with latching devices shall be equipped with approved panic hardware. Every required exit stairway that is part of the means of egress for any work area and that has three or more risers and is not provided with at least one handrail, or in which the existing handrails are judged to be in danger of collapsing, shall be provided with handrails for the full length of the stairway on at least one side. All exit stairways with a required egress width of more than 66 inches (1676 mm) shall have handrails on both sides. In the work area and in the egress path from any work area to the exit discharge, all egress doors serving an occupant load greater than 50 shall swing in the direction of exit travel. Handrails required in accordance with Section 805.9.1 shall be designed and installed in accordance with the provisions of the International Building Code . The required capacity of the refuge area for horizontal exits in accordance with Section 1026.4 of the International Building Code shall be maintained. The requirements of Sections 805.11.1 and 805.11.2 shall apply to guards from the work area floor to, and including, the level of exit discharge but shall be confined to the egress path of any work area . Where the work area exceeds 50 percent of the floor area, door swing shall comply with Section 805.4.2 throughout the floor. Exception: Means of egress within or serving only a tenant space that is entirely outside the work area . In any work area , all doors opening onto an exit passageway at grade or an exit stairway shall be self-closing or automatic-closing by listed closing devices. Exceptions: 1. Where exit enclosure is not required by the International Building Code . 2. Means of egress within or serving only a tenant space that is entirely outside the work area . Where the work area exceeds 50 percent of the floor area, doors shall comply with Section 805.4.3 throughout the exit stairway from the work area to, and including, the level of exit discharge. Every open portion of a stairway, landing, or balcony that is more than 30 inches (762 mm) above the floor or grade below and is not provided with guards, or those portions in which existing guards are judged to be in danger of collapsing, shall be provided with guards. Guards required in accordance with Section 805.11.1 shall be designed and installed in accordance with the International Building Code . The requirements of this section shall be limited to work areas that include exits or corridors shared by more than one tenant within the work area in which Level 2 alterations are being performed, and where specified they shall apply throughout the floor on which the work areas are located or otherwise beyond the work area . The means of egress shall comply with the requirements of this section. Exceptions: 1. Where the work area and the means of egress serving it complies with NFPA 101. 2. Means of egress conforming to the requirements of the building code under which the building was constructed shall be considered compliant means of egress if, in the opinion of the code official , they do not constitute a distinct hazard to life. Every story utilized for human occupancy on which there is a work area that includes exits or corridors shared by more than one tenant within the work area shall be provided with the minimum number of exits based on the occupancy and the occupant load in accordance with the International Building Code . In addition, the exits shall comply with Sections 805.3.1.1 and 805.3.1.2. Where the work area exceeds 50 percent of the floor area, panic hardware shall comply with Section 805.4.4 throughout the floor. Exception: Means of egress within a tenant space that is entirely outside the work area . Only one exit is required from buildings and spaces of the following occupancies: 1. In Group A, B, E, F, M, U and S occupancies, a single exit is permitted in the story at the level of exit discharge when the occupant load of the story does not exceed 50 and the exit access travel ...
The number of exits or exit access doorways required within the means of egress ...
Where doorways are located adjacent to a ramp landing, maneuvering clearances required by ICC A117.1 are permitted to overlap the required landing area ...