610m 



51m 

 Typ. 



~l — 



152m 



4.5m 



15m : 

 1 ^-«- 



Acoustic Release 

 Pinger 



4500 lb Sentinel Weight 



Grapnels (7) 



2000 lb Depressor Weight 



Acoustic Release 



-Bruce Anchor 



FIGURE 4 GENERAL CONFIGURATION OF SWEEPLINE ARRAY 



20 



