TABLE OF CONTENTS 



Page 



ABSTRACT 1 



INTRODUCTION 1 



METHOD 2 



ACCURACY OF RESULTS 7 



ACKNOWLEDGMENT 7 



APPENDIX A - NUMERICAL EXAMPLE 9 



APPENDIX B - APPROXIMATE FORMULA FOR 4 10 



REFERENCES 15 



LIST OF ILLUSTRATIONS 



Figure 1 - Shell Pressure Factor (p^) as a Function of Bulkhead 



Spacing (Lj/ff) i 



Figure 2 - Frame Pressure Factor (pA as a Function of Frame 



Stiffness (!/LfR^) 5 



Figure 3 - Curves of Constant Pressure 6 



Figure 4 - Identification of Symbols Used in Calculating /^ 13 



LIST OF TABLES 



Table 1 - Comparison of Numerical Results with Kendrick's (Part III) 



Theory 8 



Table 2 - Example of Results Given by Various Methods 9 



Table 3 - Dimensions of Typical Frame Cross Sections 14 



Table 4 - Comparison of Approximate and Exact Values for /, and [^ 14 



11 



