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NYC Building Code

§ 2304.9.5.1 — § 2304.9.5.1

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What is NYC BC § 2304.9.5.1?

Quick Answer

This section specifies that three-inch and four-inch decking must have a maximum moisture content of 19 percent when machined and installed. It also mandates that decking be machined with a double tongue-and-groove pattern and interconnected, nailed to the supports. Applies to building owners using specified decking materials.

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

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2304.9.5.1 General.

BC § 2304.9.5.1

Three-inch (76 mm) and four-inch (102 mm) decking shall have a maximum moisture content of 19 percent when machined and installed. Decking shall be machined with a double tongue-and-groove pattern. Decking pieces shall be interconnected and nailed to the supports.

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