CONTENTS 



page 



INTRODUCTION 1 



BACKGROUND 1 



DESCRIPTION OF EQUIPMENT 4 



Functional Description 4 



Major Components 5 



TEST PROGRAMS AND PROCEDURES 15 



TEST RESULTS 16 



Sediment Tests 16 



Rock Tests 21 



DISCUSSION 21 



Test Correlation 21 



Performance of Device 22 



SUMMARY 23 



ACKNOWLEDGMENTS 25 



REFERENCES 25 



APPENDIXES 



A - Detailed Test Summary for the CEL 20K Anchor 26 



B — Anchor Installation and Recovery Methods 35 



LIST OF ILLUSTRATIONS 



Figure 1. CEL 20K anchor being placed from a Navy warping tug 2 



Figure 2. SEACON II experimental cabled structure 4 



Figures. CEL 20K anchor; salvage usage in competent seafloors 5 



Figure 4. CEL 20K anchor in position for on-deck assembly 7 



Figures. Schematics of the CEL 20K anchor 8 



Figure 6. Keying position for sediment fluke 9 



Figure 7. Sediment fluke for CEL 20K anchor 10 



Figure 8. Rock tluke assembly for CEL 20K anchor 10 



Figure 9. CEL 20K anchor with reaction plate added for shallow-water usage 10 



Figure 10. Cartridge assembly for CEL 20K anchor 11 



Figure 11. Gun and cartridge assembly for CEL 20K anchor 11 



Figure 12. Projectile velocity versus water depth for various charge weights using 



0.074-inch web PYRO 12 



