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NYC Building Code

§ 909.8.1 — § 909.8.1

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What is NYC BC § 909.8.1?

Quick Answer

This section establishes that the height of the lowest horizontal surface of the accumulating smoke layer must be maintained at least 6 feet above any walking surface that is part of a required egress system within the smoke zone. Applies to building owners responsible for compliance with egress safety regulations.

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

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909.8.1 Smoke layer.

BC § 909.8.1

The height of the lowest horizontal surface of the accumulating smoke layer shall be maintained not less than 6 feet (1828.8 mm) above any walking surface that forms a portion of a required egress system within the smoke zone.

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