Building Design Information

Design Criteria:

  • Residential Roof Snow Load (IRC): 50 Pf
  • Commercial/Industrial Ground Snow Load (IBC): Per State Fire Marshal Review
  • Decks: 50 psf Live Load
  • Wind: 100 mph = 30 psf
  • Wind exposure = c
  • Seismic: 2B

Minimum Insulation Values:

  • Ceiling: R-49 minimum required
  • Walls: R-30 or 20 + 5ci or 13 + 10ci or 0 + 20ci
  • Floor: R-38 minimum required
  • Glazing: u-0.35 maximum required

Current Building Codes (PMC 17.02.005)

  • 2021 International Building Code
  • 2021 International Residential Code
  • 2021 International Mechanical Code
  • 2021 Uniform Plumbing Code
  • 2021 International Fire Code
  • 2020 National Electrical Code