Construction of All-Wood Silos. 



413 



in eac-h l-.nard in every Mini, and to prevent the walls from 

 getting "out of round" the succeeding courses of boards 

 should begin on the next stud, thus making the ends of the 

 boards break joints. 



When the stagings are put up new stays should be tacked 

 to the studs above, taking care to plumb each one from 

 side to side; the siding itself will bring them into place and 

 keep them plumb the other way if care is taken to start new 

 courses as described above. 



514. Forming the Plate. When the last staging is up the 

 plate should be formed by spiking 2x4's, cut in two-foot 

 lengths, in the manner of the sill, and as represented in Fig. 

 205, down upon the tops of the studs, using two courses, 

 making the second break joints with the first. 



FIG. 205. Showing construction of conical roof of round silo where rafters 

 nre not used. The outer cir?le is the lower edge of the roof, the 

 second circle is the plate, the third and fourth circles are hoops 

 to which the roof boards are nailed. The view is a plan looking up 

 from the under side. 



515. Lining for Wood Silos. There are several ways of 

 making a good lining for the all wood round silo, but 

 whichever method is adopted it must be kept in mind that 



