— A 1000' boom 

 □ 400' boom 



— O 200' boom 



Note: Curves represent theoretical towing forces. 



2 3 



Tow Speed (knots) 



Figure 23. Straight-line towing forces'^' in oil boom. 



* Theoretical forces calculated for C-, of .0049 and boom height 

 of 3 feet. 



27 



