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NYC Building Code

§ 415.11.1.5 — § 415.11.1.5

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What is NYC BC § 415.11.1.5?

Quick Answer

This section outlines requirements for enclosing elevator hoistways, vent shafts, and other openings through floors as specified in Sections 712 and 713. It restricts mechanical, duct, and piping penetrations to a maximum of two floors and mandates sealing around penetrations to limit air movement. Applies to building owners managing fabrication areas.

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

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415.11.1.5 Shafts and openings through floors.

BC § 415.11.1.5

Elevator hoistways, vent shafts and other openings through floors shall be enclosed where required by Sections 712 and 713. Mechanical, duct and piping penetrations within a fabrication area shall not extend through more than two floors. The annular space around penetrations for cables, cable trays, tubing, piping, conduit or ducts shall be sealed at the floor level to restrict the movement of air. The fabrication area, including the areas through which the ductwork and piping extend, shall be considered a single conditioned environment.

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