Building Codes and Design Criteria

CODES ADOPTED BY CITY OF WATFORD CITY AND THE STATE OF NORTH DAKOTA

• 2021  International Building Code (IBC)
• 2021  International Residential Code (IRC)
• 2021  International Mechanical Code (IMC)
• 2021  International Fuel Gas Code (IFGC)
• 2021  International Energy Conservation Code (IECC)
• 2021  International Existing Building Code (IEBC)

REQUIRED DESIGN CRITERIA

• Frost Depth – 48”
• Elevation – ±2400’
• Roof Snow load – 21 psf
• Ground Snow Load 30
• Ultimate Design Wind Speed – 115 mph, Surface Roughness C
• Seismic Design Category – A
• Air Freezing Index – 4000
• Mean Annual Temperature – 40 F
• Ice Barrier Underlayment Required – Yes
• Winter Design Temp –  Neg. 21 F

GEO-TECHNICAL

Calculations for footings shall include the presumptive load bearing values contained in IBC Table 1806.2.   A geo-technical report shall be provided to verify that the values are justified where vertical pressure values are greater than 1500 psf.