NC Residential Building Code NC Residential Building Code Reference Links Design and Planning Section R106 – Construction Documents Section R105 – Permits Section R301 – Design Criteria Foundation Requirements Section R403 – Footings Section R404 – Foundation Walls Framing Requirements Table R502.3.1 (1) – Floor Joists Table R502.3.1(2) Floor Joists with L/360 Deflection Table R502.5.(1) – Girder Spans Table R502.5(2) – Girder Spans – Interior Bearing Walls Section R502 – Floor Framing Section R602 – Wall Framing Roof Requirements Table R802.4(1) – Ceiling Joists Table R802.5.1(1) – Rafter Spans Section R802 – Roof – Ceiling Construction Section R905 – Roof Coverings Deck Requirements Table R507.5 – Deck Beam Span Lengths Table R507.6 – Deck Joist Spans Appendix M – Wood Deck Construction Section R507 – Exterior Decks