160 



1 120 

 u 



■4- 



o 



o 80 



"c 

 

 u 



i_ 













I 





















a 



S 40 



c 



=^ 



















200 400 600 800 



Number of Load Cycles to Cause Failure 



1000 



Figure 5. Relationship between number of load cycles and pulsating 

 stress as percent of normal stress for San Francisco Bay mud 

 (after, Seed & Chan, 1966) 



24 



