SLAB, BEAM, AND COLUMN DIAGRAMS 237 



DIAGRAM 12- 

 USE FOR COLUMNS 



-=, = l + (n-l)p P= Total strength of reinforced column -for stress 



P 1 - Total strength of plain column for stress f^ 



p= 005 .01 015 .02 , .025 .03 .035 .04 



1.50 



1.40 



.30 



.0 



1. 10 



.00 



5% 1.0% 1.5% 2.0% 2.5% 3.0% 3.5% 4.0* 



[p-.005] [p- 015] [p-.025] [p = .035] 



Percentage Reinforcement 



