Town of Antrim, NH
Local Climate Design Criteria
Basic Design Requirements

        Ground Snow Load of 80 pounds per square foot

Wind Design Speed of 90 miles per hour

Seismic Design Category C

Frost Line Depth of 48 inches

Weathering is severe

Termite is slight

Winter Design Temperature is zero degrees Fahrenheit

Flood Hazard is FEMA


Building and Fire Codes

2009 IRC (International Residential Code) One & Two Family Dwellings & Townhouses

2009 IBC (International Builing Code)
2009 IEBC (International Existing Building Code

NH State Fire Code Saf-C 6000
Fire Marshall’s Office
Department of Safety
Hazen Drive
Concord, NH 03301
603-271-3294