TABLE 2 



Critical Local Geometry and Calculated Collapse 

 Depths for the Three ALVIN Pressure Hulls 



Hull 



h 

 a 



\ 



> 



Pi 

 psi 



Pe 



psi 



' / ' 



Pe/pi 



Collapse 

 Depth 



K 

 ft 



1 

 2 

 3 



1.32 

 1.34 

 1.32 



43.0 

 42.6 



42.2 



34,200 

 36,000 

 35,600 



7000 

 7160 

 6710 



0.20 

 0.20 

 0.19 



15,800 

 16,100 

 15,100 



33 



