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NYC Mechanical Code

§ 313.3.2.1 — § 313.3.2.1

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What is NYC MC § 313.3.2.1?

Quick Answer

This section outlines the requirements for metal chutes, including the necessity for them to be free from direct contact with shaft enclosures and floor openings. It mandates resilient support at structural locations and specifies a minimum static deflection for isolators. Applies to building owners and operators using metal chutes in construction.

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

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313.3.2.1 Metal chutes.

MC § 313.3.2.1

Metal chutes, metal chute supports, and/or metal chute bracing shall be free of direct contact with the shaft enclosure and the openings provided in the floor construction. Metal chutes shall be resiliently supported at each structural support location. Isolators shall provide a minimum static deflection of 0.30 inches (7.62 mm). All chutes shall be plumb.

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