IBC Design 721.1(2) 4-1.1

4-Hour Fire Rated Solid concrete (h, i) — Carbonate aggregate concrete.

IBC Table 721.1(2), Item 4-1.1 (Solid concrete (h, i)): Carbonate aggregate concrete. Minimum finished thickness (face-to-face) — 4-hr: 6.6" · 3-hr: 5.7" · 2-hr: 4.6" · 1-hr: 3.2". Prescriptive assembly from the adopted building code — thicknesses are code minimums, see table footnotes for conditions.

Carbonate aggregate concrete.

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  • Layer-by-layer components with thicknesses
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  • 6 related assemblies
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