Size Matters: IBC Chapter 5
Complete all 7 levels to master height and area calculations
Area Limitations (Table 506.2)
Learn how to find base allowable building area from Table 506.2 based on occupancy and construction type.
Height Limits (Tables 504.3 & 504.4)
Master height limits in feet and stories. Learn why buildings must comply with BOTH height restrictions.
Frontage Increases (Section 506.2)
Calculate how building location and open space can increase allowable area by up to 75%.
Sprinkler Increases (Section 506.3)
Understand how automatic sprinklers can double or triple your allowable area.
Combining Increases (Section 506.4)
Master the formula to combine frontage and sprinkler increases for maximum allowable area.
Mezzanines (Section 505)
Learn how mezzanines provide "free" floor area that doesn't count toward allowable limits.
Can This Building Fit?
Apply everything you've learned to verify complete building compliance with height and area limits.
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