Flat-Roof Snow Load

Pf = 0.7 * Ce * Ct * Is * Pg per public ASCE 7.

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Formula and source

Flat-roof snow load Pf = 0.7 × Ce × Ct × Is × Pg (psf). Public ASCE 7-22 formula. Pg from NOAA ground-snow maps.

ASCE 7-22 (Minimum Design Loads for Buildings and Other Structures). Section 7.3.

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