76 



SILOS: CONSTRUCTION AND SERVICE 



Reinforcement 



The vertical reinforcing is bent as shown in Fig. 19, and 



wired in place, 

 while crosstie 

 steel is placed in 

 the wall. The 

 steel used for 

 crosstie reinforc- 

 ing is cut in 

 lengths of 7 and 

 11 feet and one of 

 each length is 

 placed in each 

 half of the cross- 

 tie extending, 

 then into the wall 

 on each side, ex- 

 cept when ce- 

 ment blocks are 

 used. The No, 3 

 wire used for 

 horizontal rein- 

 forcement of the 

 wall is hooked 

 around the verti- 

 cal reinforce- 

 ment of the door 

 frame. 



The continu- 

 ous doorway, 

 shown in Fig. 23, 

 consists essen- 

 tially of a contin- 

 uous door jamb 



Bolts for uooder : 

 chute, or wall 

 hes ir? each 

 course if 

 blocks arc 

 used. 



Fig. 23. 



4"Droir? tile if needed- 

 Elevation of the doorway. 



