TYPES OF CONSTRUCTION
TYPES OF CONSTRUCTION Comparisons of Various Classifiion Sources IBC/IFC: UBC/UFC: NFPA: NFIRS: BOCA: SBC: COMMON TERMINOLOGY: I (443) 1 1A I Fire Resistive, Noncombustible Type IA Type IFR I (332) 1 1B II Fire Resistive, Noncombustible Type IB Type IIFR II (222) 1 2A Fire Resistive, Noncombustible Type IIA Type II1 Hr. .