SOUNDING WIRE, 





DREDGING CAUU: 



M, Down, Up. £?M, 





<f M. Down. 



Up. L-M. 











0 





s 



vD 



j 











) 





-In 



100 





A 



J ;W 



J / J 





^ #^ 













*V 



j 





J# 1 









r 





rnrrr 







^ C 



















■1 no 



















900 























«00 

 700 

























SMI) 

























nao 

























tooo 

























lion 

























1200 

























moo 



















































i,' 

























1(500 

























1700 

























1800 

























10(H) 



















































a 100 

























3200 

























J.'iOO 

























imoo 

























woo 

























11000 

























27(H) 

















































BflOO 

























8000 

























iilOO 

























.TJ00 

























8800 

























:mou 

























:i.v>o 

























8800 

























3700 

























:rtH>0 

























:tww 

























rfOOO 

























) 

























4600 

























4800 

























-MOO 

























4000 

























'1000 

























4700 

























1800 



>IOOO 















