340 



FARM DEVELOPMENT 



Quantities of crushed rocks for 



different widths and depths of roads 



Tons of 

 stone per mile 



will require 



875 

 1,312 

 1,750 

 2,187 

 2,625 



984 

 1,476 

 1,968 

 2,460 

 2,953 



1,093 

 1,640 

 2,187 

 2,734 

 3,281 



1,203 

 1,804 

 2,406 

 3,007 

 3,609 



1,312 

 1,968 

 2,625 

 3,281 

 3,937 



1,421 

 2,132 

 2,843 

 3,554 

 4,265 



1,531 

 2,296 

 3,062 

 3,828 

 4,593 



1,640 

 2,460 

 3,281 

 4,101 

 4,921 

 1,750 

 2,625 

 3,500 

 4,375 

 5,250 



