272 



FOREST PRODUCTS 



RAILROAD TIE SPECIFICATIONS; COMPILED FROM SOME OF THE LEADING ROADS 



OF THE UNITED STATES— Continued 



1916 Specifications 



L ==length in feet; T =thickness in inches; F =face in inches. 



The same general requirements governing the making and deUvering 

 of No. I ties along the railroad right of way were in effect by most of the 

 leading systems. Although there may be minor differences, they may 

 be summarized as follows : 



1. All ties shall be made from live timber of good quality, straight and free from 

 any rotten or loose knots, wind shakes, worm holes, checks or other injurious 

 defects which impair the usefulness, strength or durability of the tie. 



2. All ties must be cut from the stump between October ist and April ist and 

 must be freed of all bark. Ties must be delivered at railroad not later than 

 six months from date of felling. 



3. All ties must have parallel faces, sawed or hewed smooth with the grain of 

 the wood. When hewed, ties must be free from deep score hacks on the 

 faces and all knots must be cut close and smooth. 



4. All ties must be cut off square at the ends. 



5. Ties delivered on right of way must 



(a) Not be piled closer than 10 ft. to the nearest track; 



(b) Be piled separately by species; 



(c) Not be over 12 layers high; 



