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// CODE SNIPPET

[BE] 1011.7.3 Enclosures Under Interior Stairways

2017 LA City Fire Code > 10 Means of Egress > 1011 Stairways > 1011.7 Stairway Construction > 1011.7.3 Enclosures Under Interior Stairways
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The walls and soffits within enclosed usable spaces under enclosed and unenclosed stairways shall be protected by 1-hour fire-resistance- rated construction or the fire-resistance rating of the stairway enclosure, whichever is greater. Access to the enclosed space shall not be directly from within the stairway enclosure.

Exception: Spaces under stairways serving and contained within a single residential dwelling unit in Group R-2 or R-3 shall be permitted to be protected on the enclosed side with 1/2-inch (12.7 mm) gypsum board.

Related Code Sections


1011.7.3 Means of Egress, Enclosures Under Interior Stairways
the stairway enclosure. Exception: Spaces under stairways serving and contained within a single residential dwelling unit in Group R-2 or R-3 shall ...
2017 LA City Fire Code > 10 Means of Egress > 1011 Stairways > 1011.7 Stairway Construction > 1011.7.3 Enclosures Under Interior Stairways
1011.7.3 Means of Egress, Enclosures Under Interior Stairways
the stairway enclosure. Exception: Spaces under stairways serving and contained within a single residential dwelling unit in Group R-2 or R-3 shall ...
Los Angeles Building Code > 10 Means of Egress > 1011 Stairways > 1011.7 Stairway Construction > 1011.7.3 Enclosures Under Interior Stairways
1011.7.3 Means of Egress, Enclosures Under Interior Stairways
within the stairway enclosure. Exception: Spaces under stairways serving and contained within a single residential dwelling unit in Group R-2 ...
Los Angeles Building Code > 10 Means of Egress > 1011 Stairways > 1011.7 Stairway Construction > 1011.7.3 Enclosures Under Interior Stairways
1113.4 Construction Requirements for Existing Buildings, Interior Stairways
Every interior stairway shall be enclosed with walls of not less than one-hour fire-resistive construction. Where existing partitions form part ...
2017 LA City Fire Code > 11 Construction Requirements for Existing Buildings > 1113 Existing Group R-1 and Group R-2 Occupancies [SFM] > 1113.4 Interior Stairways
313.4 Provisions for All Compliance Methods, Interior Stairways
Every interior stairway shall be enclosed with walls of not less than one-hour fire-resistive construction. Where existing partitions form part ...
Los Angeles Existing Building Code > 3 Provisions for All Compliance Methods > 313 Existing Group R-1 and Group R-2 Occupancies [SFM] > 313.4 Interior Stairways
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