Mooring and Positioning of Vehicles in a Seaway 



$ {CO) FOR /^B = 90 



— 2 



— 1 



T' = Added dynomic tension In 

 lowering line per slug of load 



16 



14 



-n 12 



>" 10 



5 



CU (rod /sec) 



(Sy.Sy) 



iiuj) FOR SEA STATE 5 



Sy= Port- starboard displacement 

 of center-lowered load 



:= ±90* 



U) (rod /sec) 



Fig. 11, Spectral energy density functions for added-dynamic 

 tension in lowering line and lateral displacement for 

 center-lowered load, for indicated barge heading and 

 sea state. 



1049 



