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Please bear with us as we move to our new location in the Ablemarle Building on 325 N. Salisbury Street, Raleigh, NC this week and next week. Our mailing address will still be 1202 Mail Service Center, Raleigh, NC 27699-1202. All phone numbers will remain the same. Please call our main number for assistance – 919-647-0000.

Engineering and Codes


Engineering and Codes » State Building Codes

State Building Codes

Code Interpretations

2002 Residential

Bed and Breakfast Dwelling.pdf .pdf
N1101.1 - Garage Heating and Cooling for a Dwelling.pdf .pdf
N1102.1 - Termite Inspection Gaps And Energy Trade-off Calculations.pdf .pdf
N1102.2 - Low Solar Heat Gain Windows in Single Family Dwellings.pdf .pdf
R101.2 - Automobile Bridge Code Applicability.pdf .pdf
R101.2 - Outdoor Fireplaces.pdf .pdf
R202 - Definition of Bedroom.pdf .pdf
R202 - Mean Roof Height Calculation.pdf .pdf
R301.2.1.2 - Windborne Debris Protection.pdf .pdf
R307.1 - Minimum Plumbing Fixture Clearances.pdf .pdf
R308.4 - Tempered Glass for Windows 9 Sq Ft or More.pdf .pdf
R308.4 - Tempered Glass Next to Doors.pdf .pdf
R309 - Garage Separation.pdf .pdf
R309 - Residential Aircraft Hangars.pdf .pdf
R309.1.1 - Flexible Air Duct in Garage of Single Family Dwellings.pdf .pdf
R310 - Emergency Openings Casement Window Glass Area.pdf .pdf
R310.1.1 - Emergency Escape and Rescue Opening Minimum Size.pdf .pdf
R311.3 - Double Door Exit.pdf .pdf
R314.3 - Fixed Stairway Upper Landing Headroom.pdf .pdf
R316.2 - Guard Rails on Screened Porches.pdf .pdf
R319 - Galvanized Flashing Used With New Pressure Treated Wood.pdf .pdf
R322.1 - Vapor Retarder Requirements.pdf .pdf
R323.1.2 - Covered Porch and Deck Treated Wood Requirements.pdf .pdf
R324.1 - Bait System Termite Control.pdf .pdf
R403.1 - Continuous Footings at Garage Door Openings.pdf .pdf
R403.1.6 - Anchorage of Interior Load Bearing Walls on Slab-On-Grade.pdf .pdf
R403.1.6 - Foundation Anchor Strap Spacing.pdf .pdf
R404.1.1 - Max Foundation Wall Height Without Unbalanced Backfill.pdf .pdf
R407.3 - Porch Column Attachment.pdf .pdf
R501.1 - Drilling and Notching of Girders.pdf .pdf
R502.6 - Wood Girder Plates.pdf .pdf
R502.8 - Drilling Middle Two-Tenths of Floor Joists.pdf .pdf
R602.1 - Ungraded Lumber.pdf .pdf
R703.8 - Aluminum Flashing Material.pdf .pdf
R806 - Cross Ventilation in Porches.pdf .pdf
Residential Duct Insulation R-Values in 2007.pdf .pdf
Residential Window U-Values in 2007.pdf .pdf