New Design Values – Effective June 1, 2012

The Southern Pine Inspection Bureau (SPIB) issued new design values effective June 1, 2012 inSupplement No.9 to the 2002 Standard Grading Rules for Southern Pine Lumber. The only design values that changed apply to visually graded Southern Pine and Mixed Southern Pine sized… Read More


Transition to New Design Values – Effective June 1, 2012

The Southern Pine Inspection Bureau (SPIB) has issued Supplement No.9 to the 2002 Standard Grading Rules for Southern Pine Lumber providing new design values effective June 1, 2012. The only design values that will change on June 1 apply to visually graded… Read More