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What is NYC BC § 805.1.1?

Quick Answer

This section outlines the requirements for subfloor construction, stating that floor sleepers, bucks, and nailing blocks must not be made of combustible materials unless specific fire-resistance measures are implemented. Applies to building owners involved in the construction or renovation of floors.

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

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805.1.1 Subfloor construction.

BC § 805.1.1

Floor sleepers, bucks and nailing blocks shall not be constructed of combustible materials, unless the space between the fire-resistance-rated floor assembly and the flooring is either solidly filled with noncombustible materials or fireblocked in accordance with Section 718, and provided that such open spaces shall not extend under or through permanent partitions or walls.

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