USEFUL DATA 



Ratio -g- 



1 n ^-Q >r^ ^-^ ^'^ ^-^ 1-5 1-6 1.7 1.8 L9 2.0 2.1 . ^ 



i'0| I I I I I I I I I I I M I I I I I I I I I I I I I I I I I I I I I n I M I I I I I I I I I I I I I I I i0.0 



1 0.8 



-3 0.7 



0.6 



0.5 



-/- 



-/- 



i< A^Lons 



0.1 



0.2 



0.3 



0.4 



1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 



Ratio -^ 



Diagram 9 



Curve showing distribution of load for rectangular slaKs supported 



at the four edges. 



0.5 



25 



