O Lake and Simons (1969) 

 © Angemeer, et al (1973) 

 From Hobbs (1977) 



• Lord (1976) 



A Hobbs and Robins (1976) 

 + Meigh (1971) 

 X Hodges (1975) 



• Hobbs (1977) 



• Palmer (1976) 



40 60 



SPT, N (Values) 



Weak Chalk Strong Chalk 

 -4 -L ^ 



Range of N values observed in 



cemented calcareous sands 



Figure 1, 



Relation between unit end bearing capacity and standard 

 penetration resistance in chalk (after Datta et al. , 1980) 



40 



