AREA A 



y- 



50 



cm 



50 



5 - 



10 - 



LU 15 



o 



U 



Q. 



O 20 



h- 



o 



_1 



LlI 

 [D 



ixj 25 

 U 

 Z 

 < 



I- 



cn 



Q 

 30 



35 



1 1 1 1 1 1 



;\ 



• 



\«23 



1 1 1 1 



\ 



40 



J I L 



.2 .4 .6 



1 — I — r 



T — r 



J I I I L 



.2 .4 .6 .8 

 COHESION, psi 



P= 



J L 



80 



- 90 



- 100 



.2 .4 .6 



FIGURE 1 1 . DEPTH RELATED TO COHESION (COMPRESSION TESTS): AREA A CORES 



25 



