DREDGING APPARATUS HAVING BLOCKING WELL FOR PREVENTION OF ENVIRONMENTAL CONTAMINATION

摘要

A dredging apparatus which does not cause environmental pollution is provided. A dredging apparatus for digging sediments present in a water bottom, the chamber being installed in water and having an internal hollow shape, the inlet pipe connecting an opening formed in the chamber to a vacuum pump, And a plurality of blocking walls are provided at a lower portion of the chamber in a form surrounding the excavation portion.