STAVES FOR SETTING UP SILO. 91 



silo is to have a diameter of more than 12 feet, the staves 

 should be of 2 by 6 material, and neither beveled nor 

 tongued and grooved on the edges. The staves should be 

 surfaced on the inside so that a smooth face may be pre- 

 sented which will facilitate the settling of the silage. The 

 first stave set up should be made plumb, and should be 

 toe-nailed at the top to one of the posts originally set. 



Fig. 16. Shows how barrel staves may be used in setting 

 up a silo. They should be removed before the silo is filled. 



Immediately a stave is set in place it should be toe-nailed 

 at the top to the preceding stave set. It has been found 

 that the work of setting up and preserving the circular 

 outline may be materially aided by the use of old barrel 

 staves (see Fig. 16.) For a silo 12 feet in diameter the 

 curve in the stave of the sugar barrel is best adapted; 

 for a 16-foot silo the flour barrel stave is best, and for a 

 silo 20 feet or more in diameter the stave of the cement 



