Design Criteria

Ground Snow Load


43-50 pounds / square foot per Utah Statewide Amendments to the International Residential Code Table R301.2 (5a) and (5b).

Wind Speed


Either 115 or 120 miles per hour, 3-second gust, exposure B or C see IBC section 1609.

Wind Topographic Effects


None

Seismic Design


D, E, and F exist in Ogden City - Geotechnical Soils Study Is Required.

Weathering


Severe

Winter Design Temperature


5 Degrees

Frost Line Depth


30" Below Grade

Ice Barrier Underlayment Required


Yes

Flood Hazards


January 6, 1983

Air Freezing Index


868

Mean Annual Temperature


51.4 Degrees