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NYC Building Code

§ 2304.12.2.2 — § 2304.12.2.2

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What is NYC BC § 2304.12.2.2?

Quick Answer

This section specifies that posts or columns supporting permanent structures must be made of naturally durable or preservative-treated wood if they are supported by a concrete or masonry slab in direct contact with the earth. It outlines exceptions for certain conditions regarding exposure to weather and support structures. Applies to building owners involved in construction or renovation.

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

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2304.12.2.2 Posts or columns.

BC § 2304.12.2.2

Posts or columns supporting permanent structures and supported by a concrete or masonry slab or footing that is in direct contact with the earth shall be of naturally durable or preservative-treated wood. Exception: Posts or columns that meet all of the following: 1. Are not exposed to the weather, or are protected by a roof, eave, overhang, or other covering if exposed to the weather.

2.Are supported by concrete piers or metal pedestals projected not less than 1 inch (25 mm) above the slab or deck and are separated from the concrete pier by an impervious moisture barrier.

3.Are located not less than 8 inches (203 mm) above exposed earth.

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