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NYC Building Code

§ 2404.3.3 — § 2404.3.3

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What is NYC BC § 2404.3.3?

Quick Answer

This section mandates that patterned glass sloped 15 degrees or less from vertical in various applications must be designed to withstand specific wind loads as outlined in Section 1609. The section provides a formula for calculating the wind load on the glass. Applies to building owners using patterned glass in windows and exterior applications.

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

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2404.3.3 Vertical patterned glass.

BC § 2404.3.3

Patterned glass sloped 15 degrees (0.26 rad) or less from vertical in windows, curtain and window walls, doors and other exterior applications shall be designed to resist the wind loads in Section 1609 for components and cladding according to Equation 24-9. Fgw < 1.0Fge (Equation 24-9) where: Fgw = Wind load on the glass due to basic design wind speed, V, computed in accordance with Section 1609. Fge = Nonfactored load in accordance with ASTM E 1300. The value for patterned glass shall be based on the thinnest part of the glass. Interpolation between nonfactored load charts in ASTM E 1300 shall be permitted.

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