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NYC Fire Code

§ 5704.2.7.4 — § 5704.2.7.4

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What is NYC FC § 5704.2.7.4?

Quick Answer

This section mandates that aboveground tanks be equipped with emergency venting to relieve excessive internal pressure due to fire exposure. The venting must comply with NFPA 30 and cannot discharge indoors. Applies to building owners managing aboveground tanks storing specific liquids.

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

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5704.2.7.4 Emergency venting.

FC § 5704.2.7.4

Aboveground tanks shall be equipped with additional venting that will relieve excessive internal pressure caused by exposure to fires. Emergency vents shall not discharge indoors. The venting shall be installed and maintained in accordance with NFPA 30. Exception: Tanks storing Class IIIB liquids that are larger than 12,000 gallons (45420 L) in capacity, located outdoors and not within the diked area or the drainage path of Class I or II liquids, do not require emergency relief venting.

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