430 SELLING LUMBER 



heart and a limited number of small worm holes well scattered, 

 and the equivalent of one split not to exceed in length the width 

 of the piece. 



No. 2 FENCING. 



Sizes. One-inch S. 1 S. or 2 S. to 13/16-inch. 



Widths. In 3, 4, 5 and 6-inch No. 2 Common stock no 

 piece shall be counted as standard width that is more than 

 ^2-inch scant in width. Such pieces should be measured as the 

 next lower standard width and not reduced in grade. 



84. No. 2 FENCING in addition to the defects allowed in 

 No. 1 Common will admit the following defects or their equiva- 

 lent : Knots, not necessarily sound, the mean or average diame- 

 ter of any one knot shall not be more than one-half the cross- 

 section if located on the edge, and shall not be more than two- 

 thirds of the cross-section if located away from the edge ; one 

 split one-fourth the length of the piece ; worm holes ; through 

 rotten streaks, ^-inch wide, one-fourth the length of the piece, 

 or the equivalent of unsound red heart ; shake or wane, but 

 must not cut to waste. 



A knot hole l l / 2 inches in diameter or its equivalent in 

 small hollow knots will be allowed, provided the piece is other- 

 wise as good as No. 1 Common. 



85. Miscut 1-inch Common Fencing which does not fall be- 

 low ^4-inch in thickness shall be admitted in No. 2 Common, 

 provided the grade of such thin stock is otherwise as good as 

 No.' 1 Common. 



No. 3 FENCING. 



86. No. 3 FENCING is defective lumber, and will admit 

 of coarse knots, knot holes, very wormy pieces, red rot and 

 other defects that will not prevent its use as a whole for cheap 

 sheathing, or which will cut 75 per cent of lumber as sound as 

 No. 2 Common. 



No. 4 FENCING. 



87. No. 4 FENCING shall include all pieces that fall be- 

 low the grade of No. 3 common, excluding such pieces as will 

 not be held in place by nailing, after wasting one-fourth the 

 length of the piece by cutting into two or three pieces ; mill 

 inspection to be final. 



