AS 1684.2 N1/N2 Supp 15-1999 Residential timber-framed construction - Non-cyclonic areas - N1/N2 Supplement 15: Timber framing span tables - Wind classification N1/N2 - Unseasoned hardwood - Stress Grade F17 (Supplement to AS 1684.2-1999)

standard by Standards Australia, 01/01/1999