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NYC Building Code

§ 1011.7.4 — § 1011.7.4

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What is NYC BC § 1011.7.4?

Quick Answer

This section prohibits the enclosure of usable space under exterior exit stairways unless the space is fully enclosed with 1-hour fire-resistance-rated construction. Additionally, it states that the open space beneath exterior stairways cannot be utilized for any purpose. Applies to building owners and property operators managing exterior stairways.

General informational summary. Not legal advice for your situation. Consult an attorney before acting on any specific matter.

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1011.7.4 Enclosures under exterior stairways.

BC § 1011.7.4

There shall not be enclosed usable space under exterior exit stairways unless the space is completely enclosed in 1-hour fire-resistance-rated construction. The open space under exterior stairways shall not be used for any purpose.

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