Hitachi EX1200 Dredging at Night using the Topcon X53 Machine Control System

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=poAo3MXqYCw

Foyle Marine Dredging's triple boom EX1200 with Topcon GPS system working at Castletown-Bearhaven, Ireland • #topcon #hitachiconstructionmachinery #dredging

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