Sawn timber – 1.common
The Number 1 Common grades includes boards that are a minimum of 3" wide and 4' long and will yield clear face cuttings from 66 2/3 % ( 8/12 ths) up to, but not including, the minimum requirement for FAS (83 1/3 %). The smallest clear cuttings allowed are 3" by 3' and 4" by 2'. The number of these clear cuttings is determined by the size of the board. Both faces of the board must meet the minimum requirement for Number 1 Common.
Width: from 85mm up to 350mm
Length: from 1800mm up to 3300mm
KD: 8 +/-2%