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NYC Building Code

§ 2404.3.4 — § 2404.3.4

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What is NYC BC § 2404.3.4?

Quick Answer

This section outlines the design requirements for patterned glass sloped more than 15 degrees in various applications, including skylights and sloped roofs. The statute specifies that such glass must resist critical load combinations as defined in Section 2404.2 and references ASTM E 1300 for load calculations. Applies to building owners using sloped patterned glass in construction.

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

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2404.3.4 Sloped patterned glass.

BC § 2404.3.4

Patterned glass sloped more than 15 degrees (0.26 rad) from vertical in skylights, sunspaces, sloped roofs and other exterior applications shall be designed to resist the most critical of the combinations of loads from Section 2404.2. For Equations 24-2 and 24-3: Fg < 1.0Fge (Equation 24-10) For Equation 24-4: Fg < 0.6Fge (Equation 24-11) where Fg = Total load on the glass as determined by Equations 24-2, 24-3 and 24-4. 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 the nonfactored load charts in ASTM E 1300 shall be permitted.

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