0.3 -ft Contour 



-0.5-ft Contour 



'j -0.6 -ft Contour 



0.7-ft Contour 



VV -0.8 -ft Contour 



50 100 150 200 



Cumulotive Time (tir) 



Figure 16. Comparison of the -0.3-, -0.5-, -0.6-, -0.7-, 

 and -0.8- foot contour movements. 



34 



