Appendix A 



COMPOlNfENT DESCRIPTION - METAL DETECTING SYSTEM 

 MISSION AND REQUIRED OPERATIONAL CHARACTERISTICS 



MISSION: To locate and track underwater metal pipelines, armored cable, and chain. 



Characteristic 

 A. Operational Effectiveness 

 • Power Supply 



Threshold 



Self-contained, rechargeable 

 or replaceable 



- Operational life cycle 



6 hours 



• Detection Distance 





- Buried chain (1-1/2 inches 

 or larger) 



6 feet 



- Buried pipeline (5-inch 

 diameter Simplex with 

 layer of armor) 



2-1/2 feet 



- Anchors (6,000 lb) 



10 feet 



- Armored cable (SD List 5) 



3 feet 



• Accuracy of Detection 



< 1 foot or depth of burial 



• Weight 





- In air 



<35 1b 



- In water 



3 -H 1 lb 



• Operational Range 



On the beach to 190 feet 

 of water 



A-1 



