AS 1684.3 C2 Supp 4-2010/Amdt 1-2012
Residential timber-framed construction-Cyclonic areas - C2 Supplement 4: Timber framing span tables - Wind classification C2 - Seasoned softwood - Stress Grade MGP 10 (Supplement to AS 1684.3-2010)
Amendment by Standards Australia, 01/01/2010