News and information for the worldwide dredging industry

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Inner Space Services Optimizes and Automates Water Treatment Process

Inner Space Services Optimizes and Automates Water Treatment Process

Inner Space Services, Inc. (ISSI) is a hydraulic dredging and marine contractor that specializes in dredging, treatment and dewatering of contaminated and non-contaminated dredge materials. From its work dredging and treating contaminated sediment, ISSI developed the Optimizer system, a self-contained, portable PLC controlled slurry processing system. The fully automated system analyzes the dredge slurry as it passes through the pipeline to determine the exact percent of solids in a slurry mixture and interreads with other parameters including flow and trending to calculate and dose the dredge slurry with the correct amount of polymer to treat and dewater the specific sediment.

November-December 2014
Corps Completes Mississippi River Emergency Dredging

Corps Completes Mississippi River Emergency Dredging

In July, LS Marine Inc. of Vadnais Heights, Minnesota, joined the U.S. Army Corps of Engineers St. Paul District on the Mississippi River to reopen the waterway following June floods.

September-October 2014
Argentina and Uruguay Reach Agreement for Emergency Dredging

Argentina and Uruguay Reach Agreement for Emergency Dredging

Argentina and Uruguay have put aside years of political rancor – at least temporarily – over the channel they share custody of and began to dredge its shallowest points after at least four ships touched bottom while traversing it.

September-October 2014
Texas’ Cedar Bayou Reconnects with Gulf of Mexico

Texas’ Cedar Bayou Reconnects with Gulf of Mexico

September-October 2014
Peru’s Port of Salaverry Gets Long Awaited Dredging

Peru’s Port of Salaverry Gets Long Awaited Dredging

September-October 2014
GLSR Approaching End of Grand Calumet River Remediation Project

GLSR Approaching End of Grand Calumet River Remediation Project

Great Lakes Sediment Remediation, LLC (GLSR) has nearly completed a contract to restore the East Branch of the Grand Calumet River in Northwest Indiana under a Great Lakes Legacy Reauthorization Act contract, awarded by the U.S. Environmental Protection Agency Great Lakes National Program Office (GLNPO).

September-October 2014
Jacksonville Harbor Begins Deepening Project

Jacksonville Harbor Begins Deepening Project

July-August 2014

St. Paul District Does Emergency Dredging on Mississippi River

July-August 2014
Brazilian Port Deepening Projects Delayed

Brazilian Port Deepening Projects Delayed

Last year, Brazilian transport officials proudly trumpeted a plan to invest $1.6 billion into port infrastructure over the next decade. It seemed the hardest parts – changing Brazilian law to allow for the investment and finding the money to do so – were over. But in fact it’s proved harder to actually make the investment than they anticipated.

July-August 2014
Colombian Port Channel Gets Emergency Dredging

Colombian Port Channel Gets Emergency Dredging

July-August 2014
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