CHEAP ROOF FOR STAVE SILO. 



65 



On the framework B, B, and C, C, cheap sheeting boards 

 are nailed. This is then covered with tin, soldered joints and 

 painted. The sections should be fastened down by means of 

 staples and hooks, or other device; the hooks are used on this 

 one. On the inner edge of G and H, 2x2-inch strips, K, are nailed. 

 Close to these are placed similar strips, J, to which the cross- 

 boards are nailed, forming- the section I of the roof. The tin 



Fig. 21. A CHEAP ROOF OF STAVE SILO. 



A, B, and E, 2x6 in.; C, 2x4 in.; D, E, Enlarged Outside End; F, 

 Hinges; G, H, I, Sections of Roof; J, K, 2x2 in. (Van Norman.) 



on the section I should come over to the side of J. On the 

 other sections it should run up on the side of K, making a 

 water-tight joint. 



The sections G and H have slope of nearly 3 inches, being 

 the difference in height of A and C. C is notched one inch at 

 the outer end. (Van Norman.) 



