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YOU asked for it! 
Diagrams and Photos 
showing state-of-the-art environmental dredges in action!

(If environmental dredges look somewhat benign, that's because they do not operate like the messy, old-style 'clamshell' dredges portrayed in G.E.'s misleading propaganda.)


1.  Three examples of environmental dredge 'heads' of the type used for removing PCB-contaminated sediments.
To view, Click Here!

2.  Photos of four different environmental dredge units, three 'in action', one moored at port.
To view, Click Here!

3.  Two illustrations of a type of environmental dredge, with 'Cutterhead' attachment.
To view, Click Here!

4.  An illustration of an environmental dredge unit equipped with a 'deep suction tube' (plus a close-up illustration of a 'deep suction tube' and 'hydraulic agitator' attachment.)
To view, Click Here!


Three examples of environmental dredge 'heads' of the type used for removing PCB-contaminated sediments.


Type 1 - Cutterhead Dredge
(Source: Zappi and Hayes, 1991)


Type 2 - Refresher Dredge
(Source: Zappi and Hayes, 1991)


Type 3 - Clean-up Dredgehead
(Source: Zappi and Hayes, 1991)


Editor's Note:  Many thanks to Scenic Hudson, Inc., Hudson River Sloop Clearwater, Inc., and Keene Engineering, Inc. for supplying the various diagrams, illustrations and photographs shown on these pages.
 

Contact G.E.'s board of directors, as well as your elected officials!

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