. . No odd lengths admitted unless otherwise specified.93. . Fractions below the half inch are dropped and fractions above the half inch are counted as of the next higher width. . Strips and stock-widths shall be tallied and counted as of their nominal specified widths and lengths.20. 3A COMMON: Standard, except: Cuttings to be sound as defined in\"Sound Cutting.\"NO. 1 COMMON & BETTER, NO. To determine the number of cutting units required, multiply the surface feet of the board or plank as tallied as follows: • For 97% multiply surface feet by 11.64. . A sound knot is solid across its face, as hard as the surrounding wood, and shows no indications of decay. Grade same as No. 1 COMMON: StandardNote: A National Hardwood Lumber Association inspector will use hisbest judgment in considering straight grain, swirly grain, cross grain, curlygrain, birds-eye, mineral streaks and spots and season checks, but theAssociation will not assume liability for these features. . 98, 2 ForewordHardwood lumber is produced from deciduous trees which drop theirleaves each year in contrast to the coniferous or evergreen species whichproduce softwoods. 28F1F: Pieces 6' and 7' long shall grade FAS on the better face. . Deep torn grain is over 1/8\" in depth.58. A board foot is the unit of measurement. . Sapwood no defect. . A round shake is one completely encircling the pith.70. . . . 16 FAS One Face (F1F)64. . Lumber poorer in quality than the lowest grade described in these rules shall be tallied and reported as \"Below Grade.\" Sound Wormy88. 20 FAS F1F SELECT #1 COM #2A & 2B #Minimum Size 6” x 8’ Same as FAS 4” x 6’ 3” x 4’ 3” x 4’Board for species being gradedMinimum Size 4” x 5’ 4” x 2’ 3” x 2’ 3” x 3’Cutting 3” x 7’Basic Yield SM x 10 SM x 8 SM x 6 83-1/3% 66-2/3% 50%Formula to SM Better Face to Grade FAS SM + 1 SMDetermine 4 3 2Number of Poor Face to Grade #1 (7 max) (4 max) Common (5 max)Cuts 2-7’ SMSM Needed toTake Extra 6-15’ SM 3-10’ SMCuttingExtra Yield SM x 11 SM x 9 SM x 8 91-2/3% 75% 66-2/3%Needed forExtra Cutting 97% Rule - 97% Rule - 1’ SM - 1’ SM - # 2 cuts full SM x 8 B On Better SM x 12 widths any 97% Rule - Face 2’ x 3’ or 100% #2A Com - a length; Pcs.