3046 



Chapter 24 



if) 

 liJ 



X 



o 



z 



0.5 INCH 



T 



3.5 

 INCHES 



1 



3.5 



INCHES 



Figure 24-56. — Composite I-beams tested by Percival et al. (1977) Vertical 2 by 4 

 stiffeners were placed on both sides of the web at 2-foot intervals. 



