Building Code & Design Criteria Information Design Criteria · 2018 International Building Code (IBC) or International Residential Code (IRC) · Frost depth 36 inches · Seismic zone D or C · The ground snow load varies: call for load · Three second gust speed of 115 mph · Exposure C · 1500 lb. soils Building Codes · International Building Code IBC - 2018 · International Residential Code IRC - 2018 · Uniform Mechanical Code UMC - 2018 · Uniform Plumbing Code UPC - 2018 · National Electric Code NEC - 2011 · International Fire Code - 2018 (Including App. B, C, F, H) · Uniform Code for the Abatement of Dangerous Buildings - 1997 · International Energy Conservation Code - 2018 |