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NYC Building Code

§ 3303.6.2 — § 3303.6.2

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What is NYC BC § 3303.6.2?

Quick Answer

This section mandates that gaps between the shield and the perimeter of openings in floors under construction must be decked over with specific materials to ensure smoke tightness. It also requires complete coverage of openings at the termination of ladders with strong planking. Applies to construction site safety regulations.

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

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3303.6.2 Shield space and decking.

BC § 3303.6.2

Any gap between the shield and the perimeter of the opening in the floor under construction and also between the shield and the perimeter of the opening in the heating floor shall be decked over with 2-inch (51 mm) or heavier planking covered with plywood or sheet metal so as to make the decking smoke tight. At the termination of the ladders, the opening in the floor shall be covered completely with 2-inch (51 mm) planking or other material of equivalent strength.

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