218 



FAKM BUILDINGS IN SOUTH AFEICA 



The reinforcement of the floor and footing prevents cracking and 

 unequal settlement. 



Where a bar requires to be lengthened by splicing another length on 

 to it, the join or splice should be made as in Fig. 175 (page 224). 



$8 





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VIS/. 



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tr 



'•a 



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.fey 



i •<yU5>'-"^'-'- i ^t ;^: T^^v=s.'-^ •fc? ? ."- / 4'- , 'i-;b'. ■ 

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Fig. 167. 



With regard to the design of silos of different size from, but of the 

 same type as, the example given, it may be stated that : — 



(1) The reinforcement and thickness of floor and footing may remain 



the same in average ground. 



(2) The thickness of the wall may remain the same in all silos, viz. 



5 inches. 



