IV. Retreating Shorelines
243
-®
~~
~o
°~t\i
:
:
i//
I.
DRAGHEAD
2.
SUCTION
PIPE
3.
FLEXIBLE
HOSE CONNECTION
4.
ELBOW HULL CONNECTION
5.
GANTRY AND SWELL
COMPEMSATOR
6.
PROPELLER
7.
BOW PROPELLER
Fig. 30a : Trailing suction hopper dredger