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2308.2.3 Allowable Loads

Building Code 2018 of Illinois > 23 Wood > 2308 Conventional Light-Frame Construction > 2308.2 Limitations > 2308.2.3 Allowable Loads

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ILLUSTRATION

Loads shall be in accordance with Chapter 16 and shall not exceed the following:

Average dead loads shall not exceed 15 psf (718 N/m²) for combined roof and ceiling, exterior walls, floors and partitions.
Exceptions:
1. Subject to the limitations of Section 2308.6.10, stone or masonry veneer up to the lesser of 5 inches (127 mm) thick or 50 psf (2395 N/m²) and installed in accordance with Chapter 14 is permitted to a height of 30 feet (9144 mm) above a noncombustible foundation, with an additional 8 feet (2438 mm) permitted for gable ends.
2. Concrete or masonry fireplaces, heaters and chimneys shall be permitted in accordance with the provisions of this code.
Live loads shall not exceed 40 psf (1916 N/m²) for floors.
Exception: Live loads for concrete slab-on-ground floors in Risk Categories I and II shall be not more than 125 psf.
Ground snow loads shall not exceed 50 psf (2395 N/m²).

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